Edmonton weather in August

In August, Edmonton sees average daytime highs of 21°C and overnight lows near 10°C, with 58 mm of rain across 9.8 wet days and about 14.6 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 36% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 30 min at the start of August to 13 h 36 min by month's end. Set against the rest of the year, August is Edmonton's 1st-clearest and 12th-windiest month. For the whole year in context, see Edmonton's year-round climate.

Daytime high
21°
2nd warmest
Overnight low
10°
11th coldest
Rainfall
58 mm
9.8 wet days
Daylight
14 h 36 min
5:20 AM – 7:56 PM
Cloud cover
54%
1st clearest
Wind
11 km/h
12th windiest
Solar energy
5.25 kWh/m²
Travel score
6.6
out of 10

Edmonton is capital city of the province of Alberta, Canada.

Air quality
Good
PM2.5 8.2 µg/m³ · 2019
Density
1,475/km²
people per km²
Founded
1904

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 23°C in the first days to 20°C by the end.

A typical August day in Edmonton reaches about 21°C in the afternoon and slips back to 10°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 27°C. Set against its neighbours, August runs about 1°C cooler than July and about 5°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12311
22311
32311
42311
52211
62211
72211
82211
92210
102210
112210
122210
132210
142210
152210
162210
172210
18219
19219
20219
21219
22219
23219
24219
25218
26208
27208
28208
29208
30208
31198

How August really feels in Edmonton

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.

Edmonton weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-8° / -16°185.65.67.80.0
Feb-5° / -14°113.449.40.0
Mar / -9°1654.911.50.0
Apr / -2°336.52.913.72.1
May16° / 538.40.815.65.2
Jun20° / 8613.3016.75.7
Jul22° / 11°8813.5016.36.3
Aug21° / 10°589.8014.66.6
Sep17° / 387.10.312.55.6
Oct / -1°235.62.110.32.0
Nov-1° / -9°215.65.38.30.0
Dec-7° / -15°144.65.47.30.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25842
35941
45842
55743
65644
75644
85545
95545
105644
115644
125743
135644
145644
155743
165743
175743
185743
195644
205743
215644
225644
235545
245545
255545
265446
275446
285347
295347
305248
315149

Chance of precipitation in August

Any precipitation

Edmonton gets around 58 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 36% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
336
435
535
635
735
835
935
1035
1135
1235
1334
1434
1534
1633
1732
1832
1931
2031
2130
2229
2329
2429
2528
2628
2728
2828
2928
3028
3128

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
168284
269274
369274
470264
571254
672244
772244
873234
975223
1076213
1177203
1278193
1380182
1481172
1582162
1683152
1784142
1886131
1987121
2088111
2189101
229091
239181
249370
259460
269550
279550
289640
299730
309730
319730

Wind in August

Winds average 11 km/h in August, the calmest month.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 30 min at the start of August to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 114 minutes over August. Sunrise moves from 4:54 AM to 5:47 AM, and sunset from 8:26 PM to 7:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.54:548:26
215.54:568:24
315.44:578:22
415.44:598:20
515.35:018:19
615.25:028:17
715.25:048:15
815.15:068:13
915.15:088:11
1015.05:098:09
1114.95:118:07
1214.95:138:05
1314.85:158:02
1414.75:168:00
1514.75:187:58
1614.65:207:56
1714.55:227:54
1814.55:237:52
1914.45:257:49
2014.35:277:47
2114.35:297:45
2214.25:317:42
2314.15:327:40
2414.15:347:38
2514.05:367:35
2613.95:387:33
2713.95:407:31
2813.85:417:28
2913.75:437:26
3013.65:457:23
3113.65:477:21

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.25 kWh/m².

For context, solar energy here swings from a low near 0.83 kWh/m² to a high of 6.22 kWh/m² in July across the year — August's 5.25 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.8Bright
35.8Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.4Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
245.0Bright
254.9Bright
264.9Bright
274.8Bright
284.8Bright
294.7Bright
304.6Bright
314.6Bright
Planning a trip in August

Is August a good time to visit Edmonton?

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

6.6
Sightseeing
1st-best month of the year
4.2
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Edmonton for sightseeing.

What to pack for Edmonton in August

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

In August, Edmonton sees daytime highs around 21°C and nights near 10°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

UV index in Edmonton in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Edmonton peaks around July 14 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 14UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun6High
Jul7Very high
Aug5Moderate
Sep3Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Edmonton?

Edmonton sits at 53.6°N, 113.5°W, 668 m above sea level, in Canada. The nearest listed city is Wîhkwêntôwin, 4.0 km away.

Topography around Edmonton

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

Within 3 km, the terrain around Edmonton has only modest variations in elevation — a maximum elevation change of 75 m around an average of 657 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 165 m; within 80 km, significant variations in elevation — a maximum elevation change of 391 m.

The land around Edmonton is covered by artificial surfaces (55%) and trees (29%) within 3 km, artificial surfaces (40%) and grassland (25%) within 16 km, and cropland (45%), grassland (28%) and trees (20%) within 80 km.

3 km
75 m
16 km
165 m
80 km
391 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Wîhkwêntôwin 4.0 km · Sherwood Park 11 km · St. Albert 14 km · Spruce Grove 30 km · Leduc 32 km · Stony Plain 35 km · Camrose 73 km · Sylvan Lake 144 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 Edmonton (53.5501°, -113.4687°, elevation 668 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).