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WEATHER Featured

Powell River Weather Powell River Weather

WEATHER

Powell River is situated within a temperate rainforest, Coastal Western Hemlock biogeoclimatic zone.

The zone typically has a cool mesothermal climate: cool summers (although hot dry spells can be frequent) and mild winters.
Mean annual temperature is about 8 °C (46.4 °F) and ranges from 5.2 to 10.5 °C (41.4 to 50.9 °F) among the CWH subzones.

The mean monthly temperature is above 10 °C (50 °F) for 4–6 months of the year. The mean temperature of the coldest month is 0.2 °C (32.4 °F) and ranges from −6.6 to 4.7 °C (20.1 to 40.5 °F) among the subzones.

Mean annual precipitation for the zone as a whole is 1200 mm (47 in), and ranges from 1,000 to 4,400 mm (39.4 to 173.2 in) (and probably more in some areas).
Less than 15% of total precipitation occurs as snowfall in the south, but as much as 40-50% in the northern parts of the zone.


WEATHER002

 

 

 
MonthJanFebMarAprMayJunJulAugSepOctNovDecYear
Record high Humidex 13.2 14.9 18 24.8 35.5 34.5 39.6 34.8 32.9 27.1 17.1 15.1 39.6
Record high °C (°F) 15
(59)
17.8
(64)
18.9
(66)
25.6
(78.1)
34.1
(93.4)
32.2
(90)
34.4
(93.9)
32.8
(91)
31.5
(88.7)
24.9
(76.8)
15.6
(60.1)
13.9
(57)
34.4
(93.9)
Average high °C (°F) 5.8
(42.4)
6.9
(44.4)
9.4
(48.9)
12.8
(55)
16.5
(61.7)
19.4
(66.9)
22.1
(71.8)
22.3
(72.1)
18.7
(65.7)
12.6
(54.7)
7.7
(45.9)
5.3
(41.5)
13.3
(55.9)
Daily mean °C (°F) 3.6
(38.5)
3.9
(39)
5.9
(42.6)
8.6
(47.5)
11.9
(53.4)
14.9
(58.8)
17.2
(63)
17.2
(63)
14.1
(57.4)
9.4
(48.9)
5.3
(41.5)
3.1
(37.6)
9.6
(49.3)
Average low °C (°F) 1.2
(34.2)
0.9
(33.6)
2.3
(36.1)
4.3
(39.7)
7.3
(45.1)
10.4
(50.7)
12.3
(54.1)
12.1
(53.8)
9.4
(48.9)
6.1
(43)
2.8
(37)
0.9
(33.6)
5.8
(42.4)
Record low °C (°F) −16.7
(1.9)
−15
(5)
−12.2
(10)
−5
(23)
−4.4
(24.1)
1.7
(35.1)
3.9
(39)
1.7
(35.1)
−1.1
(30)
−5.5
(22.1)
−14.4
(6.1)
−13.9
(7)
−16.7
(1.9)
Wind chill −8.7 −15.8 −7.8 −1.9 0 0 0 0 0 −5.2 −16 −13 −16
Precipitation mm (inches) 158.9
(6.256)
109.4
(4.307)
110.7
(4.358)
83.3
(3.28)
76.6
(3.016)
67.6
(2.661)
37.5
(1.476)
45.3
(1.783)
54.7
(2.154)
125.8
(4.953)
178
(7.01)
157.8
(6.213)
1,205.4
(47.457)
Rainfall mm (inches) 145.7
(5.736)
101.9
(4.012)
104.2
(4.102)
83.2
(3.276)
76.6
(3.016)
67.6
(2.661)
37.5
(1.476)
45.3
(1.783)
54.7
(2.154)
125.5
(4.941)
171.6
(6.756)
146.5
(5.768)
1,160
(45.67)
Snowfall cm (inches) 13.6
(5.35)
7.8
(3.07)
6.8
(2.68)
0.1
(0.04)
0
(0)
0
(0)
0
(0)
0
(0)
0
(0)
0.3
(0.12)
6.5
(2.56)
11.5
(4.53)
46.5
(18.31)
Avg. precipitation days (≥ 0.2 mm) 20.2 16.2 19.3 16.4 13.8 11.5 8 7.8 9.3 17.4 21.3 20.5 181.6
Avg. rainy days (≥ 0.2 mm) 18.9 15 18.9 16.4 13.8 11.5 8 7.8 9.3 17.3 20.6 19.2 176.7
Avg. snowy days (≥ 0.2 cm) 3.2 2.1 1.5 0 0 0 0 0 0 0.1 1.6 3.2 11.7
 % humidity 85.3 76.2 69.5 61 58.5 59.1 57 57.5 63.3 75.8 83.5 86.5 69.4
Mean monthly sunshine hours 42.8 78.5 128.7 178.1 226.9 224.3 279.6 263.9 207.1 110.9 47.9 35.2 1,823.7
Percent possible sunshine 16 27.6 35 43.2 47.6 46 56.8 58.9 54.6 33.1 17.5 13.9 37.5