9.5 /10
Excellent

August is an excellent month in Chemainus

Climate Overview

Chemainus, Canada in August has warm conditions, with highs averaging 26.2°C (79°F). Temperatures drop noticeably between day and night.

This month falls at the end of Summer.

Temperatures remain fairly steady throughout August, with daily highs around 26°C (79°F).

August sees fairly even rainfall, totalling about 25 mm across the month.

Expect around 13.2h of sunshine at the start of August, decreasing to 11.6h by the end.

The warmest days tend to fall around the 1th, averaging 27.2°C (81°F).

Temperatures begin dropping heading into September.

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LIVE Air Quality

Monthly August Averages

Temperature
26°C / 16°C
Feels Like
27°C / 16°C
Rain
5 days · 25 mm
Sunshine
12.2h / day
Humidity
67% — Humid
Wind
9 km/h
Wind Direction
NW (305°)
Gusts
30 km/h
Daylight
14.3 h
Cloud Cover
42%
Clear Sky Days
9.7
UV Index
5.9 — High
Dew Point
15°C — Comfortable
Moon Phase
Waxing Crescent · 3%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

32°C 28°C 24°C 20°C 16°C 12°C 8°C 151015202531
HighLow

Daily Precipitation

0 mm 1 mm 2 mm 3 mm 4 mm 151015202531
Rainfall

Daily Sunshine

0h 4h 8h 12h 16h 151015202531
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202531
Wind Speed
Sun Position
Sunrise 06:09
Daylight 14.4h
Sunset 20:33

What to Expect

Daytime temperatures around 26°C (79°F) are ideal for full-day outdoor exploration.

Rain is uncommon in this month, so most days stay dry from morning through evening.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Wet
Temp
6°C / 1°C
Feels Like
4°C / -2°C
Rain
17days (207 mm) Wet
Sun
3.8h Poor
Humidity
88% Very Muggy
UV
1.2 Low
Snow Days
7days
February
Poor
Temp
7°C / 1°C
Feels Like
4°C / -3°C
Rain
14days (115 mm) Wet
Sun
5.4h Fair
Humidity
82% Humid
UV
1.8 Low
Snow Days
7days
March
Poor
Temp
10°C / 2°C
Feels Like
7°C / -1°C
Rain
17days (126 mm) Wet
Sun
7.3h Good
Humidity
82% Humid
UV
3.1 Moderate
Snow Days
5days
April
Fair
Temp
14°C / 5°C
Feels Like
12°C / 3°C
Rain
16days (101 mm) Wet
Sun
9.3h Good
Humidity
76% Humid
UV
4.7 Moderate
Snow Days
1days
May
Good
Temp
19°C / 9°C
Feels Like
18°C / 8°C
Rain
11days (61 mm) Wet
Sun
11.6h Excellent
Humidity
72% Muggy
UV
6 High
June best
Excellent
Temp
21°C / 12°C
Feels Like
21°C / 11°C
Rain
10days (55 mm) Wet
Sun
12.5h Excellent
Humidity
69% Muggy
UV
6.5 High
July best
Excellent
Temp
26°C / 15°C
Feels Like
26°C / 15°C
Rain
5days (22 mm) Good
Sun
13.5h Excellent
Humidity
66% Muggy
UV
6.9 High
August best
Excellent
Temp
26°C / 16°C
Feels Like
27°C / 16°C
Rain
5days (25 mm) Good
Sun
12.2h Excellent
Humidity
67% Muggy
UV
5.9 High
September best
Excellent
Temp
21°C / 13°C
Feels Like
21°C / 12°C
Rain
10days (84 mm) Wet
Sun
9.4h Good
Humidity
76% Humid
UV
4.4 Moderate
October
Fair
Temp
14°C / 8°C
Feels Like
13°C / 6°C
Rain
14days (144 mm) Wet
Sun
6.4h Fair
Humidity
84% Humid
UV
2.6 Moderate
November
Wet
Temp
9°C / 4°C
Feels Like
7°C / 2°C
Rain
18days (211 mm) Wet
Sun
4.1h Fair
Humidity
89% Very Muggy
UV
1.4 Low
Snow Days
3days
December
Wet
Temp
6°C / 1°C
Feels Like
3°C / -2°C
Rain
19days (201 mm) Wet
Sun
3.2h Poor
Humidity
89% Very Muggy
UV
0.9 Low
Snow Days
8days
Month Temp Feels Like Rain Sun Humidity UV Status Details
January 6°C / 1°C 4°C / -2°C 17days (207 mm) Wet 3.8h Poor 88% Very Muggy 1.2 Low Wet View Details
February 7°C / 1°C 4°C / -3°C 14days (115 mm) Wet 5.4h Fair 82% Humid 1.8 Low Poor View Details
March 10°C / 2°C 7°C / -1°C 17days (126 mm) Wet 7.3h Good 82% Humid 3.1 Moderate Poor View Details
April 14°C / 5°C 12°C / 3°C 16days (101 mm) Wet 9.3h Good 76% Humid 4.7 Moderate Fair View Details
May 19°C / 9°C 18°C / 8°C 11days (61 mm) Wet 11.6h Excellent 72% Muggy 6 High Good View Details
June best 21°C / 12°C 21°C / 11°C 10days (55 mm) Wet 12.5h Excellent 69% Muggy 6.5 High Excellent View Details
July best 26°C / 15°C 26°C / 15°C 5days (22 mm) Good 13.5h Excellent 66% Muggy 6.9 High Excellent View Details
August best 26°C / 16°C 27°C / 16°C 5days (25 mm) Good 12.2h Excellent 67% Muggy 5.9 High Excellent View Details
September best 21°C / 13°C 21°C / 12°C 10days (84 mm) Wet 9.4h Good 76% Humid 4.4 Moderate Excellent View Details
October 14°C / 8°C 13°C / 6°C 14days (144 mm) Wet 6.4h Fair 84% Humid 2.6 Moderate Fair View Details
November 9°C / 4°C 7°C / 2°C 18days (211 mm) Wet 4.1h Fair 89% Very Muggy 1.4 Low Wet View Details
December 6°C / 1°C 3°C / -2°C 19days (201 mm) Wet 3.2h Poor 89% Very Muggy 0.9 Low Wet View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.

Packing List

Breathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

August is typically excellent for visiting Chemainus, with average highs of 26°C (79°F) and around 5 rainy days. Chemainus, Canada in August has warm conditions, with highs averaging 26.2°C (79°F). Temperatures drop noticeably betwee
Chemainus typically sees around 5 rainy days in August with 25 mm (1 in) of total rainfall. An umbrella should suffice.
Evenings in Chemainus during August are mild at 16°C (60°F). A light cardigan is usually enough.
With highs of 26°C (79°F) and lows of 16°C (60°F) in August, we recommend: Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.
Yes, August offers some of the best weather conditions in Chemainus with comfortable temperatures and lower chances of rain.
The average UV index in Chemainus during August is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Chemainus gets approximately 14 hours of daylight per day in August, with around 12 hours of sunshine.
Snow is uncommon in Chemainus during August based on 10-year climate averages.

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