Clarence-Rockland weather in August

In August, Clarence-Rockland sees average daytime highs of 25°C and overnight lows near 14°C, with 91 mm of rain across 10.7 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 24°C by the end. The sky is clear or mostly clear about 28% of the time in August, and the air most often feels dry.

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 Clarence-Rockland's 3rd-clearest and 12th-windiest month. For the whole year in context, see Clarence-Rockland's year-round climate.

Daytime high
25°
2nd warmest
Overnight low
14°
11th coldest
Rainfall
91 mm
10.7 wet days
Daylight
13 h 54 min
5:07 AM – 7:04 PM
Cloud cover
59%
3rd clearest
Wind
9 km/h
12th windiest
Solar energy
5.09 kWh/m²
Travel score
6.8
out of 10

Clarence-Rockland is city in Eastern Ontario, Canada.

Founded
1840

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 26°C in the first days to 24°C by the end.

A typical August day in Clarence-Rockland reaches about 25°C in the afternoon and slips back to 14°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 29°C. Set against its neighbours, August runs about 1°C cooler than July and about 5°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12615
22615
32615
42615
52615
62615
72615
82515
92515
102515
112515
122515
132515
142514
152514
162514
172514
182514
192514
202514
212414
222414
232414
242414
252413
262413
272413
282413
292413
302313
312313

How August really feels in Clarence-Rockland

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.

Clarence-Rockland weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -15°7410.69.78.90.0
Feb-4° / -13°588.98.110.10.0
Mar / -7°7310.26.911.60.1
Apr11° / 9311.12.813.22.7
May19° / 9211.30.214.75.7
Jun24° / 13°10111.8015.46.4
Jul26° / 15°10012.1015.16.3
Aug25° / 14°9110.7013.96.8
Sep20° / 10°9410012.36.3
Oct13° / 10011.90.710.73.3
Nov / -3°8311.44.19.30.4
Dec-2° / -9°8011.49.38.60.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% 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 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34753
44852
54852
64852
74852
84852
94852
104951
114951
124951
134951
144951
154951
164951
174951
184951
195050
205050
215050
225050
234951
244951
255050
265050
275050
284951
294951
305050
315050

Chance of precipitation in August

Any precipitation

Clarence-Rockland gets around 91 mm of rain over 10.7 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 34% and peaks near 38% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
237
337
437
537
637
736
836
936
1036
1135
1235
1335
1435
1534
1634
1734
1834
1933
2033
2132
2232
2332
2431
2531
2631
2730
2830
2930
3030
3131

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 13% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1222832162
2222831162
3222931162
4232931162
5232931152
6232931152
7233031142
8243031142
9243031132
10253031132
11263030122
12263030122
13273030112
14283030102
15283030102
16293030102
1730302992
1831302992
1932302892
2033302891
2134302791
2235292691
2336292591
2437292491
2538292391
2639292291
27402821101
28412820101
29432819101
30442818101
31452718101

Wind in August

Winds average 9 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
189calm
199calm
209calm
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 4:49 AM to 5:26 AM, and sunset from 7:26 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:497:26
214.64:507:24
314.54:517:23
414.54:527:22
514.44:537:20
614.44:557:19
714.44:567:18
814.34:577:16
914.34:587:15
1014.25:007:13
1114.25:017:12
1214.15:027:10
1314.15:037:08
1414.05:057:07
1514.05:067:05
1613.95:077:04
1713.95:087:02
1813.85:097:00
1913.85:116:58
2013.75:126:57
2113.75:136:55
2213.65:156:53
2313.65:166:51
2413.55:176:50
2513.55:186:48
2613.45:206:46
2713.45:216:44
2813.35:226:42
2913.35:236:40
3013.25:256:38
3113.25:266:37

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.09 kWh/m².

For context, solar energy here swings from a low near 1.2 kWh/m² to a high of 5.96 kWh/m² in June across the year — August's 5.09 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.1Bright
195.0Bright
205.0Bright
215.0Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
314.5Bright
Planning a trip in August

Is August a good time to visit Clarence-Rockland?

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

6.8
Sightseeing
1st-best month of the year
6.0
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Clarence-Rockland for sightseeing.

What to pack for Clarence-Rockland in August

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

In August, Clarence-Rockland sees daytime highs around 25°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Clarence-Rockland 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 Clarence-Rockland peaks around July 14 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 14UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul8Very high
Aug5Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Clarence-Rockland?

Clarence-Rockland sits at 45.6°N, 75.3°W, 55 m above sea level, in Canada. The nearest listed city is Buckingham, 11 km away.

Topography around Clarence-Rockland

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

Within 3 km, the terrain around Clarence-Rockland has only modest variations in elevation — a maximum elevation change of 85 m around an average of 53 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 304 m; within 80 km, significant variations in elevation — a maximum elevation change of 589 m.

The land around Clarence-Rockland is covered by trees (30%) and water (25%) within 3 km, trees (48%) and cropland (28%) within 16 km, and trees (63%) and cropland (22%) within 80 km.

3 km
85 m
16 km
304 m
80 km
589 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Buckingham 11 km · Fallingbrook 17 km · Orléans 20 km · Templeton-Est 24 km · Vanier 32 km · Gatineau 33 km · Alta Vista 34 km · Gloucester 35 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 Clarence-Rockland (45.5501°, -75.291°, elevation 55 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).