TidePlanet

Weather in Seattle

14-day forecast · updated today, Wednesday, October 28, at 4:55 pm (PDT)
Now · light drizzle 49 °F
Feels like
44 °F
Low / high
45 / 52 °F
Rain
81% · 0.07 in
Wind
8 mph SSW
→ 29.97 inHg · steady

Today in Seattle: light rain, 45 °F to 52 °F, with a 81% chance of rain (0.07 in) and a gentle breeze from the south-southwest (8 mph). Tomorrow, light rain, 43 °F to 53 °F and a 23% chance of rain. The warmest day of the week is Tuesday 3, at 55 °F.

Measured now at the airport

Seattle/Boeing Fld (KBFI), 4.3 mi away · 1 h 2 min ago

Visibility9.9 mi or more
WeatherNothing to note
Temperature55 °F
Wind9 mph from the south

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

Day by day

Day Sky Low / high Rain Max wind Max wave High tides Model
Today · 28 Light rain 45 / 52 °F 81% · 0.07 in 12 mph SSW 1.1 ft 7:43 am · 6:03 pm HRRR
Thu 29 Light rain 43 / 53 °F 23% · 0.08 in 7 mph S 0.4 ft 8:39 am · 6:46 pm HRRR + NBM
Fri 30 Drizzle 43 / 51 °F 22% 3 mph SE 0.1 ft 9:41 am · 7:38 pm NBM
Sat 31 Overcast 41 / 53 °F 6% 4 mph NNE 0.1 ft 10:47 am · 8:44 pm NBM
Sun 1 Overcast 43 / 53 °F 3% 3 mph SSE 0.1 ft 10:54 am · 9:10 pm NBM
Mon 2 Overcast 43 / 53 °F 10% 3 mph NE 0.0 ft 11:54 am · 10:51 pm NBM
Tue 3 Overcast 45 / 55 °F 9% 4 mph NNE 0.2 ft 12:43 pm NBM
Wed 4 Mainly clear 44 / 55 °F 10% 3 mph NE 0.3 ft 12:32 am · 1:22 pm NBM
Thu 5 Drizzle 45 / 54 °F 17% 3 mph SSE 0.1 ft 1:57 am · 1:54 pm NBM
Fri 6 Drizzle 46 / 55 °F 29% · 0.13 in 3 mph SSE 1.0 ft 3:07 am · 2:22 pm NBM
Sat 7 Rain 47 / 55 °F 29% · 0.26 in 4 mph S — 4:05 am · 2:48 pm NBM
Sun 8 Rain 48 / 59 °F 37% · 0.11 in 6 mph SSE — 4:55 am · 3:13 pm NBM + ECMWF
Mon 9 Light rain 48 / 56 °F 32% · 0.47 in 13 mph ESE — 5:40 am · 3:40 pm ECMWF
Tue 10 Overcast 55 / 65 °F 43% 5 mph SE — 6:20 am · 4:10 pm ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 11:00 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 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Sky Light rainLight drizzleMainly clearLight drizzleLight drizzleLight drizzleClearClear
Temperature 48°48°47°47°51°52°48°46°
Chance of rain 81%20%25%20%17%20%20%6%
Rain 0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in
Wind (mph) 12 S7 SSE4 SW5 SSW6 SSW8 SSW8 SW7 SSW
Humidity 85%92%89%89%83%78%81%86%
UV 00001100
Model HRRRHRRRHRRRHRRRHRRRHRRRHRRRHRRR

Do the models agree?

Medium confidence

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

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

Do the models agree? · High
High (°F) TodayThu 29Fri 30Sat 31Sun 1Mon 2Tue 3
ECMWF 53°52°50°53°52°52°54°
AIFS 51°51°50°51°53°54°56°
GFS 54°56°55°54°56°54°54°
ICON 54°56°50°51°53°55°58°
HRRR 52°51°—————
NBM 54°53°51°53°53°53°55°
Confidence highhighhighhighhighhighhigh
Do the models agree? · Rain
Rain TodayThu 29Fri 30Sat 31Sun 1Mon 2Tue 3
ECMWF 0.24 in0.79 in0.17 in0000
AIFS 0.47 in0.17 in0.19 in0.02 in0.02 in0.00 in0.04 in
GFS 0.30 in0.05 in0.35 in0000
ICON 0.21 in0.10 in0.34 in0000
HRRR 0.07 in0.14 in—————
NBM 0.17 in0.04 in00000
Confidence mediumhighhighhighhighhighhigh
Do the models agree? · Wind
Wind (mph) TodayThu 29Fri 30Sat 31Sun 1Mon 2Tue 3
ECMWF 1327614311513215413413
AIFS 10725222
GFS 152849101347475747
ICON 143142141181837512613
HRRR 12291021—————
NBM 15246133445343546
Confidence highhighhighhighhighhighhigh

Chance of rain from the ensemble models

Model TodayThu 29Fri 30Sat 31Sun 1Mon 2Tue 3
ECMWF (51 scenarios) 100%89%64%8%3%6%6%
GFS (GEFS, 31 scenarios) 100%29%35%21%10%4%10%
NBM (NOAA) 81%23%22%6%3%10%9%
Thunderstorm (NBM) 2%1%3%1%0%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: a bit warmer and normal rain.

Next 6 weeks

When TemperatureTemp. Rain Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8 Normal −0.7 °F A bit below −48% —
Nov 9 – Nov 15Nov 9–Nov 15 Above +3.1 °F A bit above +31% 54° / 46°
Nov 16 – Nov 22Nov 16–Nov 22 A bit above +2.2 °F Normal 52° / 44°
Nov 23 – Nov 29Nov 23–Nov 29 A bit above +2.2 °F Normal 50° / 42°
Nov 30 – Dec 6Nov 30–Dec 6 A bit above +2.0 °F Normal 49° / 41°

Coming months

When TemperatureTemp. Rain
November A bit above +1.3 °F Normal
December Above +2.7 °F Normal
January Above +2.9 °F Normal
February A bit above +2.3 °F Normal
March Above +3.2 °F Normal

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.

Seattle climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Seattle is from July to August: highs of 76 °F, about 4 rainy days a month and 8 hours of sunshine a day.

Month High Low Rain Rainy daysDays Sun (h/day) Water
JanuaryJan 47° 37° 5.17 in 17 1.5 46°
FebruaryFeb 50° 37° 3.38 in 13 3.7 46°
MarchMar 53° 39° 4.17 in 16 3.7 47°
AprilApr 58° 42° 2.69 in 14 5.6 48°
MayMay 65° 48° 1.57 in 10 6.8 50°
JuneJun 70° 52° 1.43 in 8 6.8 52°
JulyJul 76° 56° 0.71 in 4 8.6 53°
AugustAug 76° 56° 1.05 in 4 7.8 53°
SeptemberSep 70° 52° 1.47 in 7 6.2 52°
OctoberOct 60° 45° 3.44 in 13 2.8 50°
NovemberNov 51° 40° 5.52 in 18 1.7 49°
DecemberDec 47° 37° 5.74 in 17 1.1 47°
Month Water
Jan 46°
Feb 46°
Mar 47°
Apr 48°
May 50°
Jun 52°
Jul 53°
Aug 53°
Sep 52°
Oct 50°
Nov 49°
Dec 47°

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

A normal year brings 36.36 in of rain on about 138 days and about 1,700 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

Now49 °Ffeels like 44 °F
Tomorrow43 / 53 °F

It's 49 °F now (feels like 44 °F). Today, 45 °F to 52 °F; tomorrow, 43 °F to 53 °F.

Chance of rain

  • Today 81% 0.07 in
  • Thu 29 23% 0.08 in
  • Fri 30 22%
  • Sat 31 6%
  • Sun 1 3%
  • Mon 2 10%
  • Tue 3 9%

Today the chance of rain reaches 81%, with 0.07 in in total. The next day with likely rain is Thursday 29: 23% and 0.08 in.

Recent rain: last 24 hours, 0.07 in; last 3 days, 0.52 in; last 7 days, 0.81 in.

Humidity and dew point

Humidity75%
Dew point42 °F

Humidity is 75% now and the dew point is 42 °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

Now13 migood
Clouds17%

Visibility is good now (13 mi). No fog expected today.

UV index

Now0
Today's peak1low

Thu 29: 1 · Fri 30: 1 · Sat 31: 1

IndexLevelWhat to do
0–2lowNo special protection needed.
3–5moderateHat, sunglasses and sunscreen around midday.
6–7highSunscreen, hat and shade between 12 and 4 pm.
8–10very highAvoid the midday sun; reflection off the water adds to it.
11+extremeAvoid 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 · now Anglers expect normal activity
  • ↘ Falling Anglers say fish feed more before the change

Steady now (+0.02 inHg in 3 hours). It barely changes over the next 48 hours. Steady pressure: anglers expect normal activity. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityGood · 34
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.

DaySkyLow / highRainMax wind
Tue 27 Light rain47 / 55 °F0.31 in13 mph SSW
Mon 26 Light rain46 / 57 °F0.45 in6 mph ESE
Sun 25 Light rain47 / 58 °F0.28 in6 mph ESE
Sat 24 Light drizzle40 / 55 °F0.01 in3 mph SSE
Fri 23 Overcast44 / 56 °F06 mph N
Thu 22 Overcast46 / 58 °F09 mph N
Wed 21 Overcast42 / 64 °F04 mph NNE
Show all 30 days
DaySkyLow / highRainMax wind
Tue 20 Overcast47 / 60 °F08 mph NNE
Mon 19 Overcast48 / 61 °F06 mph NNE
Sun 18 Overcast45 / 58 °F08 mph NNE
Sat 17 Light drizzle51 / 62 °F0.08 in13 mph SE
Fri 16 Overcast53 / 75 °F09 mph S
Thu 15 Overcast49 / 66 °F06 mph N
Wed 14 Overcast54 / 66 °F07 mph SSE
Tue 13 Overcast46 / 63 °F05 mph S
Mon 12 Overcast41 / 59 °F04 mph NE
Sun 11 Overcast43 / 58 °F010 mph NNE
Sat 10 Light drizzle47 / 56 °F0.15 in7 mph ENE
Fri 9 Drizzle51 / 60 °F0.18 in14 mph SSE
Thu 8 Overcast52 / 66 °F05 mph N
Wed 7 Overcast53 / 65 °F06 mph N
Tue 6 Overcast54 / 62 °F06 mph N
Mon 5 Overcast54 / 67 °F04 mph N
Sun 4 Overcast53 / 69 °F04 mph N
Sat 3 Overcast56 / 66 °F06 mph N
Fri 2 Overcast55 / 70 °F06 mph SW
Thu 1 Overcast51 / 67 °F04 mph N
Wed 30 Overcast53 / 62 °F07 mph NNE
Tue 29 Drizzle56 / 62 °F0.21 in14 mph SSW
Mon 28 Overcast45 / 65 °F011 mph SSW

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 SeattleQuestions

What's the weather like today in Seattle?

Light rain, from 45 °F to 52 °F, with a gentle breeze from the south-southwest (8 mph) and a 81% chance of rain.

Will it rain tomorrow in Seattle?

On Thursday 29 the chance of rain is 23% (0.08 in): light rain.

How warm will it be this week?

Between a low of 41 °F and a high of 55 °F; the warmest day, Tuesday 3.

What's the UV index today?

It reaches 1 (low). No special protection needed.

Is the pressure rising or falling?

It's 29.97 inHg and steady: +0.04 inHg over the last 24 hours.

When is the best time to visit Seattle?

The best time to visit Seattle is from July to August: highs of 76 °F, about 4 rainy days a month and 8 hours of sunshine a day.

What is the weather like in Seattle in October?

In October, Seattle normally sees highs of 60 °F and lows of 45 °F, with about 13 rainy days (3.44 in for the month) and 3 hours of sunshine a day. The sea is around 50 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Seattle?

The warmest is August, with average highs of 76 °F, and the coldest December, with lows of 37 °F. The wettest is December (5.74 in) and the driest, July.

More about Seattle today

Weather near Seattle

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 8.3 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 4:55 pm (local time).

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