Churchill weather in August

In August, Churchill sees average daytime highs of 14°C and overnight lows near 9°C, with 89 mm of rain across 12.5 wet days and about 15.2 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 15°C in the first days to 13°C by the end. The sky is clear or mostly clear about 18% of the time in August, and the air most often feels dry.

Daylight stretches from about 16 h 24 min at the start of August to 13 h 54 min by month's end. Set against the rest of the year, August is Churchill's 3rd-clearest and 10th-windiest month. For the whole year in context, see Churchill's year-round climate.

Daytime high
14°
1st warmest
Overnight low
12th coldest
Rainfall
89 mm
12.5 wet days
Daylight
15 h 12 min
4:45 AM – 7:57 PM
Cloud cover
70%
3rd clearest
Wind
20 km/h
10th windiest
Solar energy
3.84 kWh/m²
Travel score
3.8
out of 10

Churchill is town in Manitoba, Canada.

Density
17/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 15°C in the first days to 13°C by the end.

A typical August day in Churchill reaches about 14°C in the afternoon and slips back to 9°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 19°C. Set against its neighbours, August runs on par with July and about 5°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1159
21510
31510
41510
51510
61510
71510
81510
91510
10159
11159
12159
13149
14149
15149
16149
17149
18149
19149
20149
21149
22149
23149
24149
25139
26139
27138
28138
29138
30138
31138

How August really feels in Churchill

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.

Churchill weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-23° / -28°103.14.46.70.0
Feb-21° / -27°933.68.80.0
Mar-15° / -22°183.95.111.40.0
Apr-6° / -13°215.35140.0
May / -4°3674.516.50.0
Jun / 457.6117.92.0
Jul14° / 679.1017.34.0
Aug14° / 8912.5015.23.8
Sep / 7211.10.712.61.8
Oct / -2°569.66.59.90.0
Nov-9° / -14°236.48.87.40.0
Dec-18° / -23°133.65.36.10.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 67%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24258
34159
44159
54159
64060
73961
83961
93862
103961
113961
123763
133664
143664
153664
163367
173367
183367
193268
203169
213070
222971
232872
242872
252773
262674
272575
282575
292476
302476
312476

Chance of precipitation in August

Any precipitation

Churchill gets around 89 mm of rain over 12.5 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
337
437
538
638
738
839
939
1039
1139
1239
1339
1439
1540
1640
1740
1840
1941
2041
2141
2241
2342
2442
2542
2641
2741
2841
2941
3040
3140

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 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1919
2919
3919
4919
5919
6919
7919
8919
9919
10919
11928
12928
13928
14928
15937
16937
17946
18946
19955
20955
21964
22964
23964
24973
25973
26973
27982
28982
29982
30982
31982

Wind in August

Winds average 20 km/h in August.

Across August, daily wind ranges from about 18 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1520light breeze
1620light breeze
1720light breeze
1820breezy
1920breezy
2020breezy
2120breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3022breezy
3122breezy

Sunrise & sunset in August

DaylightNight

Daylight runs from about 16 h 24 min at the start of August to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 150 minutes over August. Sunrise moves from 4:11 AM to 5:19 AM, and sunset from 8:34 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.44:118:34
216.34:138:32
316.24:158:30
416.24:188:27
516.14:208:25
616.04:228:23
715.94:248:20
815.94:278:18
915.84:298:15
1015.74:318:13
1115.64:338:10
1215.54:368:07
1315.44:388:05
1415.44:408:02
1515.34:427:59
1615.24:457:57
1715.14:477:54
1815.04:497:51
1915.04:527:49
2014.94:547:46
2114.84:567:43
2214.74:587:40
2314.65:017:37
2414.55:037:35
2514.45:057:32
2614.45:087:29
2714.35:107:26
2814.25:127:23
2914.15:157:20
3014.05:177:17
3113.95:197:14

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.84 kWh/m².

For context, solar energy here swings from a low near 0.36 kWh/m² to a high of 5.96 kWh/m² in June across the year — August's 3.84 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.6Bright
34.6Bright
44.5Bright
54.5Bright
64.4Bright
74.4Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.0Bright
154.0Moderate
163.9Moderate
173.8Moderate
183.8Moderate
193.7Moderate
203.6Moderate
213.6Moderate
223.5Moderate
233.4Moderate
243.4Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.1Moderate
293.1Moderate
303.0Moderate
313.0Moderate
Planning a trip in August

Is August a good time to visit Churchill?

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

3.8
Sightseeing
2nd-best month of the year
Beach & pool
never really warm enough

August is a weaker month for outdoor sightseeing in Churchill.

What to pack for Churchill in August

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

In August, Churchill sees daytime highs around 14°C and nights near 9°C. Worth packing: a warm layer and rain gear. About 13 days see rain.

a warm layerrain gear

Sea temperature near Churchill in August

The nearest coast averages about 10°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 10°C and coldest in January near -2°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

-5°0°5°10°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan-1Bracing
Feb-1Bracing
Mar-1Bracing
Apr-1Bracing
May-1Bracing
Jun1Bracing
Jul5Bracing
Aug10Bracing
Sep8Bracing
Oct4Bracing
Nov0Bracing
Dec-1Bracing

UV index in Churchill in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Churchill peaks around June 14 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 17 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 14UV 6Dec 17UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr4Moderate
May5High
Jun6High
Jul5Moderate
Aug3Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low

Air quality in Churchill 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 Churchill is worst in August — around 15 µg/m³ PM2.5 (moderate), about 25.5× the cleanest month (January, 1 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodAug 1315 µg/m³Jan 11 µg/m³
PM2.5 (µg/m³)Level
Jan1Good
Feb1Good
Mar4Good
Apr11Good
May13Moderate
Jun9Good
Jul12Moderate
Aug15Moderate
Sep7Good
Oct3Good
Nov1Good
Dec1Good
Location & terrain

Where is Churchill?

Churchill sits at 58.8°N, 94.2°W, 0 m above sea level, in Canada. The nearest listed city is Prince Albert, 949 km away.

Prince AlbertYorktonKenoraWinnipegSt. James-Assiniboia EastFort Garry SouthSteinbachFort McMurray

Topography around Churchill

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Churchill.

Within 3 km, the terrain around Churchill has only modest variations in elevation — a maximum elevation change of 26 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 53 m; within 80 km, only modest variations in elevation — a maximum elevation change of 120 m.

The land around Churchill is covered by water (69%) within 3 km, water (64%) and grassland (20%) within 16 km, and water (39%), grassland (29%) and wetland (20%) within 80 km.

3 km
26 m
16 km
53 m
80 km
120 m
treesshrubsgrasslandartificial surfacesbare terrainwaterwetlandmoss and lichen
August weather nearby: Prince Albert 949 km · Yorkton 991 km · Kenora 1,001 km · Winnipeg 1,006 km · St. James-Assiniboia East 1,007 km · Fort Garry South 1,017 km · Steinbach 1,041 km · Fort McMurray 1,043 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 Churchill (58.7681°, -94.1667°, elevation 0 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).