Annual mean 10°C · wettest around January · prevailing wind E
Warmest
21.6 °C
Coldest
4.4 °C
Wettest
35%
Windiest
4.3 m/s
Prevailing
E
3.6 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Port Alberni over the whole year is 10°C. July is the hottest month, with highs of about 22°C; February is the coldest, with lows of about 2°C. The rainy (wet) season in Port Alberni runs from October to March, peaking in January with a 35% chance of rain on a given day. The dry season is April to September; July is the driest month, at 5%. Winds in Port Alberni are highest in January, averaging 3.6 m/s (13 km/h), and lightest in September, at 2.7 m/s (10 km/h). The prevailing wind is from the E. The clearest skies in Port Alberni come in July, when the sky is typically 34% covered; January is the cloudiest month, at 61%.
Month by month Port Alberni climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
5°C
3°C
1°C
35%
61%
3.6 m/s
0
0
10
February
5°C
2°C
1°C
25%
53%
3.1 m/s
0
0
12
March
8°C
4°C
4°C
22%
49%
3.2 m/s
1
0
27
April
11°C
6°C
7°C
18%
45%
3.2 m/s
6
0
51
May
16°C
10°C
13°C
11%
42%
3.0 m/s
34
2
79
June
18°C
13°C
15°C
10%
44%
3.1 m/s
52
5
81
July
22°C
15°C
19°C
5%
34%
3.0 m/s
77
14
74
August
21°C
15°C
20°C
6%
37%
2.9 m/s
76
17
70
September
17°C
12°C
15°C
14%
42%
2.7 m/s
56
4
80
October
12°C
8°C
9°C
22%
45%
3.1 m/s
14
0
63
November
8°C
5°C
4°C
32%
56%
3.6 m/s
0
0
28
December
5°C
3°C
1°C
32%
59%
3.5 m/s
0
0
11
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Port Alberni weather by season
Year round, Port Alberni has days of about 5°C at their warmest in December, its coolest month, and 22°C in July, its warmest; the coolest hours of the day run from 2°C to 15°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around January and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Port Alberni weather in winterDecember to February
High 5°CLow 2°CRain 31%
Winter in Port Alberni has typical daily highs of about 5°C and lows of about 2°C, with a 31% chance of rain on a given day.
Port Alberni weather in springMarch to May
High 11°CLow 7°CRain 17%
Spring in Port Alberni has typical daily highs of about 11°C and lows of about 7°C, with a 17% chance of rain on a given day.
Port Alberni weather in summerJune to August
High 20°CLow 15°CRain 7%
Summer in Port Alberni has typical daily highs of about 20°C and lows of about 15°C, with a 7% chance of rain on a given day.
Port Alberni weather in autumnSeptember to November
High 12°CLow 9°CRain 23%
Autumn in Port Alberni has typical daily highs of about 12°C and lows of about 9°C, with a 23% chance of rain on a given day.
When is the rainy season in Port Alberni?
The rainy (wet) season in Port Alberni runs from October to March, peaking in January with a 35% chance of rain on a given day. The dry season is April to September; July is the driest month, at 5%.
What time of year is Port Alberni windiest?
Winds in Port Alberni are highest in January, averaging 3.6 m/s (13 km/h), and lightest in September, at 2.7 m/s (10 km/h). The prevailing wind is from the E.
What is the average temperature in Port Alberni year round?
The average temperature in Port Alberni over the whole year is 10°C. July is the hottest month, with highs of about 22°C; February is the coldest, with lows of about 2°C.