St. James-Assiniboia East weather in August

In August, St. James-Assiniboia East sees average daytime highs of 24°C and overnight lows near 12°C, with 77 mm of rain across 9.8 wet days and about 14.3 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 23°C by the end. The sky is clear or mostly clear about 39% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 06 min at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is St. James-Assiniboia East's 1st-clearest and 11th-windiest month. For the whole year in context, see St. James-Assiniboia East's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
77 mm
9.8 wet days
Daylight
14 h 18 min
5:25 AM – 7:41 PM
Cloud cover
50%
1st clearest
Wind
13 km/h
11th windiest
Solar energy
5.29 kWh/m²
Travel score
7.1
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 23°C by the end.

A typical August day in St. James-Assiniboia East reaches about 24°C in the afternoon and slips back to 12°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 30°C. Set against its neighbours, August runs on par with July and about 6°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12514
22514
32514
42513
52513
62513
72513
82513
92513
102513
112513
122513
132513
142513
152513
162513
172412
182412
192412
202412
212412
222412
232412
242412
252412
262412
272311
282311
292311
302311
312311

How August really feels in St. James-Assiniboia East

Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

St. James-Assiniboia East weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-12° / -21°164.95.78.40.0
Feb-9° / -19°143.74.39.70.0
Mar-1° / -11°256.24.511.50.0
Apr10° / -2°366.32.713.52.2
May17° / 8010.80.615.15.4
Jun22° / 12°9912.40166.2
Jul25° / 14°8811.5015.76.8
Aug24° / 12°779.8014.37.1
Sep19° / 699.1012.46.0
Oct10° / 478.11.910.52.2
Nov-1° / -8°2865.18.80.0
Dec-9° / -16°225.76.380.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26634
36535
46535
56535
66535
76436
86436
96337
106337
116238
126238
136238
146139
156139
166139
176238
186139
196139
206139
216040
226040
235941
245941
255941
265842
275842
285743
295743
305644
315545

Chance of precipitation in August

Any precipitation

St. James-Assiniboia East gets around 77 mm of rain over 9.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
530
630
730
831
931
1031
1131
1232
1332
1432
1533
1633
1733
1833
1933
2033
2133
2233
2333
2433
2533
2633
2733
2833
2933
3032
3132

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the dry band about 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
139322171
240322171
341312171
442312061
543302060
644302060
745301960
846291960
947291860
1048291850
1148281850
1249281750
1350281750
1451271750
1551271750
1653271640
1753271640
1853271640
1954271540
2055271530
2156261530
2257261430
2358251430
2458251430
2560241330
2661231330
2763221230
2863221230
2965211130
3066201130
3168191030

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 06 min at the start of August to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over August. Sunrise moves from 5:03 AM to 5:48 AM, and sunset from 8:07 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.15:038:07
215.05:048:05
315.05:068:04
414.95:078:02
514.95:098:01
614.85:107:59
714.85:117:57
814.75:137:56
914.75:147:54
1014.65:167:52
1114.65:177:50
1214.55:197:49
1314.45:207:47
1414.45:227:45
1514.35:237:43
1614.35:257:41
1714.25:267:39
1814.25:287:37
1914.15:297:35
2014.05:317:33
2114.05:327:31
2213.95:347:29
2313.95:357:27
2413.85:377:25
2513.75:397:23
2613.75:407:21
2713.65:427:19
2813.65:437:17
2913.55:457:15
3013.45:467:12
3113.45:487:10

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.29 kWh/m².

For context, solar energy here swings from a low near 1.05 kWh/m² to a high of 6.14 kWh/m² in July across the year — August's 5.29 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.8Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.6Bright
95.6Bright
105.5Bright
115.5Bright
125.5Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
244.9Bright
254.9Bright
264.8Bright
274.8Bright
284.8Bright
294.7Bright
304.6Bright
314.6Bright
Planning a trip in August

Hazard calendar for St. James-Assiniboia East

In seasonPeak

In August, St. James-Assiniboia East sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

St. James-Assiniboia East's rainy season runs May–October, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit St. James-Assiniboia East?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.1
Sightseeing
1st-best month of the year
6.0
Beach & pool
1st-best month of the year

August is one of the better times to visit St. James-Assiniboia East for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for St. James-Assiniboia East in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, St. James-Assiniboia East sees daytime highs around 24°C and nights near 12°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in St. James-Assiniboia East in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in St. James-Assiniboia East peaks around June 18 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 18UV 7Dec 20UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun7High
Jul6High
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in St. James-Assiniboia East in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in St. James-Assiniboia East is worst in July — around 17 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (October, 5 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 2316 µg/m³Oct 235 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar12Good
Apr12Good
May11Good
Jun11Good
Jul17Moderate
Aug16Moderate
Sep10Good
Oct5Good
Nov6Good
Dec6Good
Location & terrain

Where is St. James-Assiniboia East?

St. James-Assiniboia East sits at 49.9°N, 97.2°W, 231 m above sea level, in Canada. The nearest listed city is Winnipeg, 6.0 km away.

West FargoFargo

Topography around St. James-Assiniboia East

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of St. James-Assiniboia East.

Within 3 km, the terrain around St. James-Assiniboia East has only modest variations in elevation — a maximum elevation change of 28 m around an average of 236 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 38 m; within 80 km, only modest variations in elevation — a maximum elevation change of 122 m.

The land around St. James-Assiniboia East is covered by artificial surfaces (54%) and grassland (22%) within 3 km, cropland (41%), artificial surfaces (27%) and grassland (21%) within 16 km, and cropland (57%) within 80 km.

3 km
28 m
16 km
38 m
80 km
122 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Winnipeg 6.0 km · Fort Garry South 12 km · Steinbach 56 km · Brandon 195 km · Kenora 197 km · Grand Forks 219 km · West Fargo 336 km · Fargo 337 km

Canada travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 83% of US
price level, 2025
GDP per capita
$55,698
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 53%none 35%Muslim 5%Hindu 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for St. James-Assiniboia East (49.8899°, -97.2265°, elevation 231 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).