Weather in Lethbridge

14-day forecast · updated today, Wednesday, October 28, at 11:24 pm (GMT-2:30)

Now · partly cloudy 33 °F

Feels like: 25 °F
Low / high: 30 / 38 °F
Rain: 0%
Wind: 8 mph W

→ 30.02 inHg · steady

Today in Lethbridge: overcast, 30 °F to 38 °F, with a 0% chance of rain and a gentle breeze from the west (8 mph). Tomorrow, overcast, 33 °F to 47 °F and a 0% chance of rain. The warmest day of the week is Friday 30, at 52 °F. Next likely rain: Friday 30 (20%).

Temperatures for the next 14 days

38° 30°
Today
47° 33°
Thu 29
52° 41°
Fri 30
48° 34°
Sat 31
39° 33°
Sun 1
48° 34°
Mon 2
45° 28°
Tue 3
39° 27°
Wed 4
50° 38°
Thu 5
51° 37°
Fri 6
47° 40°
Sat 7
54° 46°
Sun 8
49° 36°
Mon 9
36° 27°
Tue 10

Day by day

Day	Sky	Low / high	Rain	Max wind	Max wave	High tides	Model
Today · 28	Overcast	30 / 38 °F	0%	16 mph WNW	1.2 ft	9:14 am · 9:43 pm	ECMWF
Thu 29	Overcast	33 / 47 °F	0%	13 mph WSW	0.8 ft	9:57 am · 10:28 pm	ECMWF
Fri 30	Light drizzle	41 / 52 °F	20% · 0.06 in	15 mph SW	1.1 ft	10:44 am · 11:19 pm	ECMWF
Sat 31	Drizzle	34 / 48 °F	47% · 0.15 in	15 mph N	1.2 ft	11:37 am	ECMWF
Sun 1	Overcast	33 / 39 °F	15%	17 mph NW	1.4 ft	12:20 am · 11:42 am	ECMWF
Mon 2	Light drizzle	34 / 48 °F	12% · 0.01 in	19 mph SW	1.1 ft	12:40 am · 1:00 pm	ECMWF
Tue 3	Light drizzle	28 / 45 °F	16% · 0.02 in	13 mph WNW	0.9 ft	2:31 am · 2:30 pm	ECMWF
Wed 4	Light drizzle	27 / 39 °F	29% · 0.05 in	13 mph S	0.9 ft	3:59 am · 3:50 pm	ECMWF
Thu 5	Drizzle	38 / 50 °F	31% · 0.21 in	17 mph SW	1.2 ft	4:43 am · 4:46 pm	ECMWF
Fri 6	Overcast	37 / 51 °F	22%	6 mph S	1.0 ft	5:15 am · 5:28 pm	ECMWF
Sat 7	Heavy drizzle	40 / 47 °F	29% · 0.33 in	6 mph SE	1.2 ft	5:45 am · 6:03 pm	ECMWF
Sun 8	Heavy drizzle	46 / 54 °F	29% · 0.44 in	11 mph SE	1.6 ft	6:15 am · 6:37 pm	ECMWF
Mon 9	Drizzle	36 / 49 °F	22% · 0.10 in	17 mph WNW	3.3 ft	6:46 am · 7:10 pm	ECMWF
Tue 10	Overcast	27 / 36 °F	24%	14 mph NW	3.5 ft	7:19 am · 7:43 pm	ECMWF

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	Clear	Clear	Clear	Mainly clear	Overcast	Overcast	Mainly clear	Clear
Temperature	32°	31°	30°	32°	36°	38°	36°	33°
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)	9 WNW	10 W	11 WNW	12 WNW	14 WNW	16 WNW	10 WNW	8 W
Humidity	70%	78%	79%	66%	52%	46%	58%	71%
UV	0	0	0	0	1	1	0	0
Model	ECMWF	ECMWF	ECMWF	ECMWF	ECMWF	ECMWF	ECMWF	ECMWF

Do the models agree?

Medium confidence

They broadly agree, but not quite on rain on Friday 30: take it with some caution.

What 4 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	38°	47°	52°	48°	39°	48°	45°
AIFS	39°	48°	52°	48°	39°	49°	46°
GFS	41°	47°	50°	49°	42°	49°	45°
ICON	40°	49°	52°	52°	39°	48°	49°
Confidence	high	high	high	high	high	high	high

Do the models agree? · Rain
Rain	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	0	0	0.06 in	0.15 in	0	0.01 in	0.02 in
AIFS	0	0.00 in	0.18 in	0.43 in	0	0	0
GFS	0	0	0.02 in	0.42 in	0.00 in	0	0.04 in
ICON	0	0	0.01 in	0.31 in	0.05 in	0.08 in	0.05 in
Confidence	high	high	medium	medium	medium	medium	medium

Do the models agree? · Wind
Wind (mph)	Today	Thu 29	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3
ECMWF	1633	1330	1531	1531	1736	1938	1332
AIFS	16	11	15	16	16	16	9
GFS	1628	1432	1638	922	1125	1738	1733
ICON	1431	1327	1430	1634	1737	1635	2042
Confidence	high	high	high	medium	high	high	medium

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%	0%	20%	47%	15%	12%	16%
GFS (GEFS, 31 scenarios)	0%	0%	45%	79%	21%	19%	32%

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.

The next few weeks look normal for the time of year.

Next 6 weeks

When	TemperatureTemp.	Rain	Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8	A bit below −2.2 °F	A bit below −38%	—
Nov 9 – Nov 15Nov 9–Nov 15	Normal +0.4 °F	Normal	42° / 36°
Nov 16 – Nov 22Nov 16–Nov 22	Normal −0.4 °F	Normal	39° / 34°
Nov 23 – Nov 29Nov 23–Nov 29	Normal +0.7 °F	Normal	39° / 34°
Nov 30 – Dec 6Nov 30–Dec 6	Normal +0.7 °F	Normal	37° / 31°

Coming months

When	TemperatureTemp.	Rain
November	A bit above +1.4 °F	Normal
December	Above +3.4 °F	Normal
January	Well above +5.6 °F	Normal
February	Above +4.9 °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.

Lethbridge climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Lethbridge is from July to August: highs of 72 °F, about 12 rainy days a month and 6 hours of sunshine a day.

Hurricane season: from August to September, peaking in September. In the last 30 years (1996–2025), 3 tropical cyclones passed within 93 mi of Lethbridge, about one every 10 years; 2 of them with hurricane-force winds (74 mph or more). The most recent: Larry, in September 2021.

29° 15°

JanJ
29° 14°

FebF
35° 20°

MarM
44° 29°

AprA
54° 36°

MayM
63° 44°

JunJ
72° 52°

JulJ
71° 53°

AugA
64° 46°

SepS
53° 39°

OctO
43° 31°

NovN
35° 23°

DecD

Highs and lows
Monthly rainfall
Best time

Month	High	Low	Rain	Rainy daysDays	Sun (h/day)	Water	Waves	Cyclones
JanuaryJan	29°	15°	4.30 in	13	2.2	34°	3.0 ft	–
FebruaryFeb	29°	14°	3.69 in	11	3.8	32°	2.6 ft	–
MarchMar	35°	20°	3.80 in	12	4.8	32°	2.4 ft	–
AprilApr	44°	29°	3.76 in	12	5.5	33°	2.5 ft	–
MayMay	54°	36°	3.62 in	12	5.5	37°	2.3 ft	–
JuneJun	63°	44°	3.66 in	12	6.1	43°	1.9 ft	–
JulyJul	72°	52°	4.08 in	13	6.4	52°	1.5 ft	–
AugustAug	71°	53°	3.42 in	12	5.8	57°	1.7 ft	1
SeptemberSep	64°	46°	5.16 in	11	5.2	55°	2.1 ft	2
OctoberOct	53°	39°	4.69 in	13	2.9	50°	2.7 ft	–
NovemberNov	43°	31°	4.75 in	12	1.8	44°	3.0 ft	–
DecemberDec	35°	23°	5.03 in	14	1.3	38°	3.1 ft	–

Month	Water	Waves	Cyclones
Jan	34°	3.0 ft	–
Feb	32°	2.6 ft	–
Mar	32°	2.4 ft	–
Apr	33°	2.5 ft	–
May	37°	2.3 ft	–
Jun	43°	1.9 ft	–
Jul	52°	1.5 ft	–
Aug	57°	1.7 ft	1
Sep	55°	2.1 ft	2
Oct	50°	2.7 ft	–
Nov	44°	3.0 ft	–
Dec	38°	3.1 ft	–

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

A normal year brings 49.96 in of rain on about 148 days and about 1,550 hours of sunshine.

Cyclones: how many tropical cyclones (tropical storms, hurricanes and typhoons) passed within 93 mi in each month from 1996 to 2025, according to IBTrACS (NOAA).

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

Now33 °Ffeels like 25 °F

Tomorrow33 / 47 °F

It's 33 °F now (feels like 25 °F). Today, 30 °F to 38 °F; tomorrow, 33 °F to 47 °F.

Chance of rain

Today 0%
Thu 29 0%
Fri 30 20% 0.06 in
Sat 31 47% 0.15 in
Sun 1 15%
Mon 2 12% 0.01 in
Tue 3 16% 0.02 in

Today the chance of rain reaches 0%. The next day with likely rain is Friday 30: 20% and 0.06 in.

Recent rain: last 24 hours, 0.00 in; last 3 days, 0.11 in; last 7 days, 0.59 in.

Humidity and dew point

Humidity78%

Dew point27 °F

Humidity is 78% now and the dew point is 27 °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

Now15 migood

Clouds72%

Visibility is good now (15 mi). No fog expected today.

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

UV index

Now0

Today's peak1low

Thu 29: 2 · Fri 30: 1 · Sat 31: 1

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 · now Anglers expect normal activity
↘ Falling Anglers say fish feed more before the change

29.8030.00 29.69

Steady now (−0.01 inHg in 3 hours). Over the next 48 hours: −0.25 inHg. Steady pressure: anglers expect normal activity. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityFair · 25

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	Drizzle	32 / 46 °F	0.07 in	15 mph WNW
Mon 26	Drizzle	46 / 59 °F	0.03 in	14 mph SW
Sun 25	Overcast	31 / 53 °F	0	11 mph WNW
Sat 24	Overcast	32 / 43 °F	0	15 mph NNE
Fri 23	Light snow	39 / 42 °F	0.38 in	20 mph NNE
Thu 22	Light snow	36 / 50 °F	0.10 in	8 mph S
Wed 21	Overcast	37 / 47 °F	0	9 mph N

Show all 30 days

Day	Sky	Low / high	Rain	Max wind
Tue 20	Overcast	39 / 56 °F	0	13 mph WSW
Mon 19	Mainly clear	28 / 45 °F	0	15 mph SW
Sun 18	Light drizzle	35 / 44 °F	0.03 in	15 mph W
Sat 17	Drizzle	39 / 58 °F	0.13 in	21 mph SSW
Fri 16	Drizzle	39 / 46 °F	0.10 in	21 mph WNW
Thu 15	Rain	39 / 58 °F	1.00 in	22 mph S
Wed 14	Overcast	29 / 50 °F	0	9 mph SW
Tue 13	Light drizzle	31 / 40 °F	0.01 in	13 mph NW
Mon 12	Snow	36 / 55 °F	0.39 in	15 mph W
Sun 11	Overcast	38 / 48 °F	0	15 mph WNW
Sat 10	Drizzle	42 / 54 °F	0.19 in	10 mph WNW
Fri 9	Heavy drizzle	50 / 64 °F	0.15 in	15 mph SSW
Thu 8	Overcast	39 / 57 °F	0	15 mph SSW
Wed 7	Overcast	44 / 55 °F	0	20 mph WSW
Tue 6	Rain	49 / 61 °F	0.52 in	17 mph SSW
Mon 5	Rain	43 / 55 °F	0.25 in	17 mph SE
Sun 4	Partly cloudy	42 / 59 °F	0	9 mph W
Sat 3	Drizzle	50 / 64 °F	0.30 in	11 mph W
Fri 2	Overcast	56 / 62 °F	0	15 mph SW
Thu 1	Overcast	48 / 62 °F	0	13 mph SSW
Wed 30	Overcast	48 / 60 °F	0	6 mph NE
Tue 29	Overcast	43 / 57 °F	0	10 mph SW
Mon 28	Partly cloudy	38 / 57 °F	0	7 mph N

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 LethbridgeQuestions

What's the weather like today in Lethbridge?

Overcast, from 30 °F to 38 °F, with a gentle breeze from the west (8 mph) and a 0% chance of rain.

Will it rain tomorrow in Lethbridge?

On Thursday 29 the chance of rain is 0% (0.00 in): overcast.

How warm will it be this week?

Between a low of 28 °F and a high of 52 °F; the warmest day, Friday 30.

What's the UV index today?

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

Is the pressure rising or falling?

It's 30.02 inHg and steady: +0.20 inHg over the last 24 hours.

When is the best time to visit Lethbridge?

The best time to visit Lethbridge is from July to August: highs of 72 °F, about 12 rainy days a month and 6 hours of sunshine a day.

What is the weather like in Lethbridge in October?

In October, Lethbridge normally sees highs of 53 °F and lows of 39 °F, with about 13 rainy days (4.69 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 Lethbridge?

The warmest is July, with average highs of 72 °F, and the coldest February, with lows of 14 °F. The wettest is September (5.16 in) and the driest, August.

When is hurricane season in Lethbridge?

Hurricane season: from August to September, peaking in September. In the last 30 years (1996–2025), 3 tropical cyclones passed within 93 mi of Lethbridge, about one every 10 years; 2 of them with hurricane-force winds (74 mph or more). The most recent: Larry, in September 2021.

More about Lethbridge today

Weather near Lethbridge

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 9.6 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 11:24 pm (local time).

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