Courtenay weather in August

In August, Courtenay sees average daytime highs of 21°C and overnight lows near 15°C, with 67 mm of rain across 8.2 wet days and about 14.2 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 20°C by the end. The sky is clear or mostly clear about 45% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 hours at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Courtenay's 1st-clearest and 12th-windiest month. For the whole year in context, see Courtenay's year-round climate.

Daytime high
21°
1st warmest
Overnight low
15°
12th coldest
Rainfall
67 mm
8.2 wet days
Daylight
14 h 18 min
5:16 AM – 7:32 PM
Cloud cover
47%
1st clearest
Wind
6 km/h
12th windiest
Solar energy
5.26 kWh/m²
Travel score
7.0
out of 10

Courtenay is city in British Columbia, Canada.

Air quality
Good
PM2.5 8 µg/m³ · 2019
Density
877/km²
people per km²
Founded
1969

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 22°C in the first days to 20°C by the end.

A typical August day in Courtenay reaches about 21°C in the afternoon and slips back to 15°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12215
22215
32215
42215
52215
62215
72215
82215
92215
102215
112215
122215
132215
142215
152115
162115
172115
182115
192115
202115
212114
222114
232014
242014
252014
262014
272014
282014
292014
302014
311914

How August really feels in Courtenay

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.

Courtenay weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 29919.86.58.40.1
Feb / 17915.25.29.80.5
Mar / 20517.94.811.51.1
Apr11° / 13415.10.613.42.4
May15° / 8211.1015.14.6
Jun18° / 12°7411.30165.6
Jul21° / 14°477.8015.77.0
Aug21° / 15°678.2014.27.0
Sep18° / 12°11110.6012.45.6
Oct12° / 23918.30.110.52.7
Nov / 32620.33.28.80.9
Dec / 30220.36.980.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27030
37030
47030
56931
66931
76931
86931
96931
106832
116733
126733
136733
146634
156634
166634
176436
186436
196337
206238
216139
225941
235842
245743
255644
265644
275644
285644
295545
305545
315545

Chance of precipitation in August

Any precipitation

Courtenay gets around 67 mm of rain over 8.2 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 26% and peaks near 33% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
119
220
320
421
521
621
721
821
922
1022
1122
1223
1323
1424
1524
1625
1725
1826
1927
2027
2128
2229
2330
2431
2532
2632
2733
2833
2933
3033
3133

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 48% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
143489
243479
3434710
4434710
5434710
6434710
7424710
8424711
9424711
10424711
11434710
12434710
13434710
1444479
1545478
1645478
1746477
1847467
1948466
2049465
2149465
2250464
2351454
2452453
2553443
2654433
2756422
2857412
2958402
3060382
3161372

Wind in August

Winds average 6 km/h in August, the calmest month.

Across August, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 hours 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 96 minutes over August. Sunrise moves from 4:55 AM to 5:39 AM, and sunset from 7:57 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.04:557:57
215.04:567:56
314.94:577:54
414.94:597:53
514.85:007:51
614.85:027:50
714.75:037:48
814.75:057:46
914.65:067:44
1014.65:087:43
1114.55:097:41
1214.55:117:39
1314.45:127:37
1414.45:137:35
1514.35:157:34
1614.35:167:32
1714.25:187:30
1814.15:197:28
1914.15:217:26
2014.05:227:24
2114.05:247:22
2213.95:257:20
2313.85:277:18
2413.85:287:16
2513.75:307:14
2613.75:327:12
2713.65:337:10
2813.55:357:07
2913.55:367:05
3013.45:387:03
3113.45:397:01

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.26 kWh/m².

For context, solar energy here swings from a low near 0.66 kWh/m² to a high of 6.08 kWh/m² in July across the year — August's 5.26 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Bright
45.9Bright
55.9Bright
65.8Bright
75.8Bright
85.7Bright
95.7Bright
105.7Bright
115.6Bright
125.5Bright
135.5Bright
145.4Bright
155.4Bright
165.3Bright
175.3Bright
185.2Bright
195.1Bright
205.1Bright
215.0Bright
224.9Bright
234.9Bright
244.8Bright
254.7Bright
264.7Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
314.4Bright
Planning a trip in August

Hazard calendar for Courtenay

In seasonPeak

None of Courtenay's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Courtenay's rainy season runs October–March, 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 Courtenay?

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

7.0
Sightseeing
1st-best month of the year
4.4
Beach & pool
1st-best month of the year

August is one of the better times to visit Courtenay for general sightseeing.

What to pack for Courtenay in August

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

In August, Courtenay sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear and sun protection. About 8 days see rain.

rain gearsun protection

Sea temperature near Courtenay in August

The nearest coast averages about 17°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 17°C and coldest in January near 7°C.

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

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan7Bracing
Feb7Bracing
Mar8Bracing
Apr10Bracing
May13Bracing
Jun15Cool
Jul17Cool
Aug17Cool
Sep15Bracing
Oct12Bracing
Nov9Bracing
Dec8Bracing

UV index in Courtenay 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 Courtenay peaks around July 18 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 18 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJul 18UV 7Dec 18UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May7High
Jun6High
Jul8Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Courtenay?

Courtenay sits at 49.7°N, 125.0°W, 13 m above sea level, in Canada. The nearest listed city is Campbell River, 41 km away.

Topography around Courtenay

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

Within 3 km, the terrain around Courtenay has only modest variations in elevation — a maximum elevation change of 108 m around an average of 32 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,243 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,075 m.

The land around Courtenay is covered by trees (52%) and grassland (22%) within 3 km, trees (52%) and water (34%) within 16 km, and trees (68%) and water (26%) within 80 km.

3 km
108 m
16 km
1,243 m
80 km
2,075 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Campbell River 41 km · Port Alberni 51 km · Tofino 89 km · Nanaimo 96 km · Harewood 97 km · Squamish 132 km · North Cowichan 134 km · University Endowment Lands 135 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 Courtenay (49.6866°, -124.9936°, elevation 13 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).