Weather in Chula Vista

14-day forecast · updated today, Wednesday, October 28, at 2:56 pm (PDT)

Now · partly cloudy 73 °F

Feels like: 71 °F
Low / high: 60 / 74 °F
Rain: 0%
Wind: 8 mph SW

↘ 29.92 inHg · falling

Today in Chula Vista: overcast, 60 °F to 74 °F, with a 0% chance of rain and a gentle breeze from the southwest (8 mph). Tomorrow, overcast, 63 °F to 70 °F and a 7% chance of rain. The warmest day of the week is Wednesday 28, at 74 °F. Next likely rain: Saturday 31 (69%).

Measured now at the airport

Imperial Beach (KNRS), 5.5 mi away · 1 h 5 min ago

Visibility9.9 mi or more

WeatherNothing to note

Temperature73 °F

Wind13 mph from the west-southwest

It's what the airport's weather station measured, not a forecast: on the coast, wind and fog can be different. Airports report every 30 or 60 minutes.

Airport METAR report, via NOAA's Aviation Weather Center (aviationweather.gov). Sources and licenses

Temperatures for the next 14 days

74° 60°
Today
70° 63°
Thu 29
70° 63°
Fri 30
69° 62°
Sat 31
69° 64°
Sun 1
72° 61°
Mon 2
73° 60°
Tue 3
72° 61°
Wed 4
71° 61°
Thu 5
70° 61°
Fri 6
71° 60°
Sat 7
77° 60°
Sun 8
81° 60°
Mon 9
83° 59°
Tue 10

Day by day

Day	Sky	Low / high	Rain	Max wind	Max wave	High tides	Model
Today · 28	Overcast	60 / 74 °F	0%	9 mph S	3.2 ft	10:35 am	HRRR
Thu 29	Overcast	63 / 70 °F	7% · 0.03 in	11 mph SW	3.0 ft	12:18 am · 11:18 am	HRRR + NBM
Fri 30	Light drizzle	63 / 70 °F	31% · 0.04 in	9 mph SW	3.1 ft	1:34 am · 12:11 pm	NBM
Sat 31	Heavy drizzle	62 / 69 °F	69% · 0.17 in	11 mph SSE	3.4 ft	3:12 am · 1:23 pm	NBM
Sun 1	Rain	64 / 69 °F	86% · 0.87 in	17 mph SSW	6.2 ft	4:00 am · 1:52 pm	NBM
Mon 2	Mainly clear	61 / 72 °F	15%	9 mph N	5.2 ft	4:53 am · 3:27 pm	NBM
Tue 3	Mainly clear	60 / 73 °F	12%	9 mph NNW	3.5 ft	5:29 am · 4:52 pm	NBM
Wed 4	Clear sky	61 / 72 °F	13%	10 mph NW	3.0 ft	5:59 am · 5:57 pm	NBM
Thu 5	Clear sky	61 / 71 °F	15%	9 mph NW	2.8 ft	6:28 am · 6:50 pm	NBM
Fri 6	Overcast	61 / 70 °F	19% · 0.02 in	11 mph NW	5.1 ft	6:56 am · 7:37 pm	NBM
Sat 7	Partly cloudy	60 / 71 °F	19%	11 mph WNW	5.8 ft	7:23 am · 8:20 pm	NBM
Sun 8	Overcast	60 / 77 °F	7%	7 mph N	4.4 ft	7:50 am · 9:00 pm	NBM + ECMWF
Mon 9	Partly cloudy	60 / 81 °F	6%	3 mph NNE	4.4 ft	8:18 am · 9:40 pm	ECMWF
Tue 10	Overcast	59 / 83 °F	2%	4 mph E	4.2 ft	8:45 am · 10:21 pm	ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 9:00 am; then NBM until Sunday 8 11:00 am; then ECMWF until Thursday 12 7:00 am; then GFS.

Each day comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF; day 16, NOAA GFS. Waves: Météo-France up to day 10, then ECMWF WAM, coarser and further offshore. High tides: our own tide calculation.

Today, every 3 hours

Time	12:00 am	3:00 am	6:00 am	9:00 am	12:00 pm	3:00 pm	6:00 pm	9:00 pm
Sky	Overcast	Partly cloudy	Overcast	Mainly clear	Mainly clear	Partly cloudy	Mainly clear	Overcast
Temperature	62°	61°	62°	66°	73°	73°	69°	65°
Chance of rain	0%	0%	0%	0%	0%	0%	0%	0%
Rain	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in
Wind (mph)	4 E	4 ESE	3 ENE	5 ESE	6 SW	8 SW	6 WSW	4 SE
Humidity	81%	83%	81%	69%	62%	55%	63%	70%
UV	0	0	0	1	5	2	0	0
Model	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR

Do the models agree?

Medium confidence

They broadly agree, but not quite on rain tomorrow: take it with some caution.

What 6 forecast models say for the next few days. The closer they are, the more reliable the forecast.

HighRainWind

Do the models agree? · High
High (°F)	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	76°	75°	71°	74°	73°	72°	76°
AIFS	73°	70°	70°	71°	67°	71°	76°
GFS	74°	72°	72°	71°	70°	80°	82°
ICON	74°	73°	73°	72°	71°	80°	82°
HRRR	74°	70°	—	—	—	—	—
NBM	72°	70°	70°	69°	69°	72°	73°
Confidence	high	high	high	high	high	medium	medium

Do the models agree? · Rain
Rain	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	0	0	0.04 in	0.19 in	0.97 in	0	0
AIFS	0	0.05 in	0.05 in	0.35 in	1.46 in	0	0
GFS	0	0	0	0.00 in	0.54 in	0	0
ICON	0	0	0	0.07 in	1.56 in	0.01 in	0
HRRR	0	0.09 in	—	—	—	—	—
NBM	0	0.03 in	0.04 in	0.17 in	0.87 in	0	0
Confidence	high	medium	high	high	medium	high	high

Do the models agree? · Wind
Wind (mph)	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	719	821	414	720	917	617	412
AIFS	6	6	5	4	11	7	5
GFS	106	107	118	98	78	99	77
ICON	717	717	615	512	822	920	615
HRRR	911	910	—	—	—	—	—
NBM	1014	1115	914	1114	1726	915	913
Confidence	high	high	high	high	high	high	high

Chance of rain from the ensemble models

Model	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF (51 scenarios)	0%	9%	45%	84%	91%	4%	6%
GFS (GEFS, 31 scenarios)	0%	0%	13%	26%	43%	4%	3%
NBM (NOAA)	0%	7%	31%	69%	86%	15%	5%
Thunderstorm (NBM)	0%	0%	1%	1%	13%	0%	0%

Each model's day runs midnight to midnight local time; models that reach fewer days are left blank. Rain: daily total. Wind: the day's highest average wind and, in small type, the strongest gust. Highlighted: values that stand out from the rest. The chance of rain comes from many runs of the same model with slightly different starting data.

Outlook

How the coming weeks and months compare with what is normal for the time of year. It is a trend, not a day-by-day forecast.

Next few weeks, compared with normal: much warmer, much wetter and a much warmer sea.

Next 6 weeks

When	TemperatureTemp.	Rain	Sea	Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8	Well above +5.4 °F	Normal	Well above +10.6 °F	—
Nov 9 – Nov 15Nov 9–Nov 15	Well above +7.0 °F	Well above +148%	Well above +11.5 °F	71° / 65°
Nov 16 – Nov 22Nov 16–Nov 22	Well above +5.9 °F	Well above +226%	Well above +12.1 °F	69° / 63°
Nov 23 – Nov 29Nov 23–Nov 29	Well above +6.3 °F	Well above +105%	Well above +12.6 °F	68° / 61°
Nov 30 – Dec 6Nov 30–Dec 6	Well above +5.8 °F	Above +90%	Well above +12.4 °F	67° / 59°

Coming months

When	TemperatureTemp.	Rain	Sea
November	Well above +7.4 °F	Well above +183%	Well above +14.0 °F
December	Well above +7.0 °F	Above +96%	Well above +13.3 °F
January	Well above +5.4 °F	Well above +204%	Well above +11.0 °F
February	Above +3.8 °F	Well above +197%	Well above +8.6 °F
March	Above +3.6 °F	Well above +142%	Well above +6.8 °F

Weeks: ECMWF 46-day (average of its scenarios), against the normal of the last 20 years for those dates. Months: ECMWF SEAS5. Rain: total against normal. The further ahead, the closer it gets to normal and the less detail it can give.

Chula Vista climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Chula Vista is from April to September: highs of 71 °F to 80 °F, barely 1 rainy day a month and 9 hours of sunshine a day.

68° 48°

JanJ
68° 49°

FebF
69° 51°

MarM
71° 54°

AprA
72° 58°

MayM
74° 61°

JunJ
78° 64°

JulJ
80° 66°

AugA
80° 64°

SepS
77° 59°

OctO
73° 52°

NovN
68° 47°

DecD

Highs and lows
Monthly rainfall
Best time

Month	High	Low	Rain	Rainy daysDays	Sun (h/day)	Water	Waves
JanuaryJan	68°	48°	1.61 in	5	6.3	59°	4.7 ft
FebruaryFeb	68°	49°	1.98 in	6	6.1	59°	4.7 ft
MarchMar	69°	51°	1.37 in	5	8.0	60°	4.7 ft
AprilApr	71°	54°	0.61 in	2	8.9	61°	4.9 ft
MayMay	72°	58°	0.18 in	1	8.7	63°	4.6 ft
JuneJun	74°	61°	0.07 in	0	9.4	65°	4.1 ft
JulyJul	78°	64°	0.07 in	0	9.4	68°	3.9 ft
AugustAug	80°	66°	0.06 in	0	9.7	70°	3.7 ft
SeptemberSep	80°	64°	0.11 in	1	8.7	69°	4.0 ft
OctoberOct	77°	59°	0.38 in	1	7.4	67°	4.1 ft
NovemberNov	73°	52°	0.83 in	2	7.2	64°	4.1 ft
DecemberDec	68°	47°	1.44 in	4	6.2	61°	4.6 ft

Month	Water	Waves
Jan	59°	4.7 ft
Feb	59°	4.7 ft
Mar	60°	4.7 ft
Apr	61°	4.9 ft
May	63°	4.6 ft
Jun	65°	4.1 ft
Jul	68°	3.9 ft
Aug	70°	3.7 ft
Sep	69°	4.0 ft
Oct	67°	4.1 ft
Nov	64°	4.1 ft
Dec	61°	4.6 ft

Days: rainy days in the month. Sun: hours a day.

A normal year brings 8.72 in of rain on about 27 days and about 2,900 hours of sunshine.

1991–2020 averages. Highs, lows and rainfall: TerraClimate; rainy days (0.04 in or more): NASA POWER (MERRA-2); sunshine hours: estimated from solar radiation; water: NOAA OISST; waves (average height): ERA5, 2011–2020. Normals are not a forecast: any given year can turn out very different. Sources and licenses

Temperature

Now73 °Ffeels like 71 °F

Tomorrow63 / 70 °F

It's 73 °F now (feels like 71 °F). Today, 60 °F to 74 °F; tomorrow, 63 °F to 70 °F.

Chance of rain

Today 0%
Thu 29 7% 0.03 in
Fri 30 31% 0.04 in
Sat 31 69% 0.17 in
Sun 1 86% 0.87 in
Mon 2 15%
Tue 3 12%

Today the chance of rain reaches 0%. The next day with likely rain is Saturday 31: 69% and 0.17 in.

Recent rain: last 24 hours, 0.00 in; last 3 days, 0.00 in; last 7 days, 0.78 in.

Humidity and dew point

Humidity55%

Dew point56 °F

Humidity is 55% now and the dew point is 56 °F.

The dew point is the temperature at which the air becomes saturated: the higher it is, the heavier the air feels.

Visibility and fog

Now20 migood

Clouds53%

Visibility is good now (20 mi). No fog expected today.

The model gives visibility up to about 15 mi: beyond that, the horizon is clear.

UV index

Now3

Today's peak5moderate

Thu 29: 3 · Fri 30: 3 · Sat 31: 3

Index	Level	What to do
0–2	low	No special protection needed.
3–5	moderate	Hat, sunglasses and sunscreen around midday.
6–7	high	Sunscreen, hat and shade between 12 and 4 pm.
8–10	very high	Avoid the midday sun; reflection off the water adds to it.
11+	extreme	Avoid the sun between 11 am and 5 pm; protect yourself even if it is cloudy.

Reflection off water and sand adds radiation: protect yourself more on a boat or at the beach.

Barometric pressure

↗ Rising Anglers say fish bite less for a while
→ Steady Anglers expect normal activity
↘ Falling · now Anglers say fish feed more before the change

29.8029.9030.00 29.86

Falling now (−0.04 inHg in 3 hours). It barely changes over the next 48 hours. Falling pressure: anglers say fish feed more before the change. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityModerate · 61

Saharan dustNo

Previous days

The weather over the last 30 days, as the models analyzed it. Tap a day to see it hour by hour.

Day	Sky	Low / high	Rain	Max wind
Tue 27	Overcast	59 / 79 °F	0	6 mph WSW
Mon 26	Clear sky	61 / 84 °F	0	8 mph NW
Sun 25	Overcast	60 / 84 °F	0	7 mph NNW
Sat 24	Clear sky	58 / 76 °F	0	6 mph WNW
Fri 23	Drizzle	60 / 70 °F	0.21 in	7 mph SSE
Thu 22	Drizzle	62 / 72 °F	0.20 in	7 mph SSW
Wed 21	Light rain	63 / 82 °F	0.38 in	12 mph S

Show all 30 days

Day	Sky	Low / high	Rain	Max wind
Tue 20	Overcast	63 / 80 °F	0	7 mph SW
Mon 19	Clear sky	64 / 86 °F	0	7 mph SW
Sun 18	Clear sky	64 / 89 °F	0	7 mph NW
Sat 17	Overcast	76 / 93 °F	0	13 mph ENE
Fri 16	Partly cloudy	68 / 95 °F	0	9 mph NE
Thu 15	Clear sky	59 / 89 °F	0	9 mph NE
Wed 14	Clear sky	55 / 78 °F	0	4 mph NNE
Tue 13	Overcast	58 / 72 °F	0	7 mph NNW
Mon 12	Drizzle	60 / 69 °F	0.17 in	8 mph SW
Sun 11	Rain	63 / 68 °F	0.78 in	10 mph SW
Sat 10	Rain	69 / 80 °F	0.94 in	8 mph NNW
Fri 9	Partly cloudy	70 / 91 °F	0	7 mph W
Thu 8	Clear sky	71 / 94 °F	0	8 mph WNW
Wed 7	Clear sky	73 / 99 °F	0	8 mph W
Tue 6	Clear sky	78 / 104 °F	0	8 mph NW
Mon 5	Mainly clear	77 / 105 °F	0	9 mph N
Sun 4	Clear sky	78 / 105 °F	0	10 mph NNW
Sat 3	Clear sky	78 / 106 °F	0	8 mph ENE
Fri 2	Clear sky	69 / 105 °F	0	6 mph ENE
Thu 1	Overcast	63 / 88 °F	0	5 mph WNW
Wed 30	Partly cloudy	67 / 85 °F	0	7 mph WSW
Tue 29	Clear sky	62 / 84 °F	0	8 mph WSW
Mon 28	Drizzle	67 / 83 °F	0.11 in	8 mph WSW

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the weather in Chula VistaQuestions

What's the weather like today in Chula Vista?

Overcast, from 60 °F to 74 °F, with a gentle breeze from the southwest (8 mph) and a 0% chance of rain.

Will it rain tomorrow in Chula Vista?

On Thursday 29 the chance of rain is 7% (0.03 in): overcast.

How warm will it be this week?

Between a low of 60 °F and a high of 74 °F; the warmest day, Wednesday 28.

What's the UV index today?

It reaches 5 (moderate). Hat, sunglasses and sunscreen around midday.

Is the pressure rising or falling?

It's 29.92 inHg and falling: −0.02 inHg over the last 24 hours.

When is the best time to visit Chula Vista?

The best time to visit Chula Vista is from April to September: highs of 71 °F to 80 °F, barely 1 rainy day a month and 9 hours of sunshine a day.

What is the weather like in Chula Vista in October?

In October, Chula Vista normally sees highs of 77 °F and lows of 59 °F, with about 1 rainy days (0.38 in for the month) and 7 hours of sunshine a day. The sea is around 67 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Chula Vista?

The warmest is August, with average highs of 80 °F, and the coldest December, with lows of 47 °F. The wettest is February (1.98 in) and the driest, August.

More about Chula Vista today

Weather near Chula Vista

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Weather: Open-Meteo, CC BY 4.0, with the best model for each spot and lead time (NOAA HRRR and NBM in the U.S., Météo-France AROME, DWD ICON-EU, ECMWF IFS and NOAA GFS); ECMWF grid point 9.0 mi away. The comparison also uses ICON (DWD), AIFS (ECMWF) and ARPEGE (Météo-France). Outlook: ECMWF 46-day and SEAS5. Chance of rain from ensemble models (ECMWF, GEFS and NBM). UV, air quality and pollen: CAMS (Copernicus).

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 2:56 pm (local time).

Spotted a mistake? Tell us · Where the weather and sea data come from