Sherbrooke weather in August

In August, Sherbrooke sees average daytime highs of 23°C and overnight lows near 14°C, with 123 mm of rain across 13.8 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 22°C by the end. The sky is clear or mostly clear about 25% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 h 36 min at the start of August to 13 h 12 min by month's end. Set against the rest of the year, August is Sherbrooke's 2nd-clearest and 12th-windiest month. For the whole year in context, see Sherbrooke's year-round climate.

Daytime high
23°
2nd warmest
Overnight low
14°
11th coldest
Rainfall
123 mm
13.8 wet days
Daylight
13 h 54 min
4:54 AM – 6:50 PM
Cloud cover
61%
2nd clearest
Wind
10 km/h
12th windiest
Solar energy
4.92 kWh/m²
Travel score
6.3
out of 10

Sherbrooke is city in Estrie, Quebec, Canada.

Air quality
Good
PM2.5 8 µg/m³ · 2019
Density
353/km²
people per km²
Founded
1793

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 24°C in the first days to 22°C by the end.

A typical August day in Sherbrooke reaches about 23°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, August runs about 1°C cooler than July and about 4°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12415
22415
32414
42414
52414
62414
72414
82414
92414
102414
112414
122414
132414
142314
152314
162314
172314
182313
192313
202313
212313
222313
232313
242313
252313
262213
272213
282212
292212
302212
312212

How August really feels in Sherbrooke

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.

Sherbrooke 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-5° / -14°7612.212.18.90.0
Feb-4° / -13°6410.410.710.10.0
Mar / -7°7912.28.911.60.0
Apr10° / 9912.54.113.22.1
May17° / 11714.10.414.74.9
Jun22° / 12°13114.1015.45.9
Jul24° / 15°12615.2015.16.1
Aug23° / 14°12313.8013.96.3
Sep19° / 10611.5012.35.8
Oct12° / 11913.21.310.72.9
Nov / -3°9113.36.39.30.3
Dec-2° / -9°9213.711.58.60.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34852
44852
54852
64753
74753
84753
94753
104753
114654
124654
134654
144753
154555
164555
174555
184555
194555
204654
214654
224654
234654
244753
254654
264753
274753
284852
294753
304753
314753

Chance of precipitation in August

Any precipitation

Sherbrooke gets around 123 mm of rain over 13.8 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 44% and peaks near 48% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
148
247
347
447
547
647
747
847
947
1047
1147
1246
1346
1445
1545
1644
1743
1843
1942
2042
2141
2241
2340
2440
2540
2640
2739
2839
2939
3039
3139

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1202836151
2212836151
3212836151
4212836151
5212936140
6212935140
7212935140
8222935140
9223034140
10233034130
11233033130
12243133130
13243133120
14253132120
15263132110
16273132110
17273131100
18293131100
1930313090
2031302990
2132302980
2234302881
2336292781
2437292681
2539282581
2640272481
2742272371
2843272271
2945272171
3046262071
3148261971

Wind in August

Winds average 10 km/h in August, the calmest month.

Across August, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 36 min at the start of August to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over August. Sunrise moves from 4:36 AM to 5:12 AM, and sunset from 7:12 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:367:12
214.64:377:10
314.54:387:09
414.54:397:08
514.44:407:06
614.44:427:05
714.34:437:04
814.34:447:02
914.34:457:01
1014.24:466:59
1114.24:486:58
1214.14:496:56
1314.14:506:55
1414.04:516:53
1514.04:526:51
1613.94:546:50
1713.94:556:48
1813.84:566:46
1913.84:576:45
2013.74:596:43
2113.75:006:41
2213.65:016:39
2313.65:026:38
2413.55:046:36
2513.55:056:34
2613.45:066:32
2713.45:076:30
2813.35:096:28
2913.35:106:27
3013.25:116:25
3113.25:126:23

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.92 kWh/m².

For context, solar energy here swings from a low near 1.17 kWh/m² to a high of 5.75 kWh/m² in June across the year — August's 4.92 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.9Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in August

Is August a good time to visit Sherbrooke?

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

6.3
Sightseeing
1st-best month of the year
4.9
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Sherbrooke for sightseeing.

What to pack for Sherbrooke in August

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

In August, Sherbrooke sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Sherbrooke 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 Sherbrooke peaks around July 13 at about 8 (very 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateModerateLowJul 13UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul8Very high
Aug3Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Sherbrooke?

Sherbrooke sits at 45.4°N, 71.9°W, 175 m above sea level, in Canada. The nearest listed city is Rock Forest, 9.0 km away.

Topography around Sherbrooke

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

Within 3 km, the terrain around Sherbrooke has only modest variations in elevation — a maximum elevation change of 240 m around an average of 211 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 313 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,288 m.

The land around Sherbrooke is covered by artificial surfaces (45%) and trees (41%) within 3 km, trees (64%) within 16 km, and trees (77%) within 80 km.

3 km
240 m
16 km
313 m
80 km
1,288 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Rock Forest 9.0 km · Magog 25 km · Granby 65 km · Drummondville 70 km · Victoriaville 72 km · Saint-Hyacinthe 86 km · Thetford-Mines 90 km · Mont-Saint-Hilaire 102 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 Sherbrooke (45.4001°, -71.8991°, elevation 175 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).