Average Precipitation for British Columbia in September

The tables below give monthly averages for rainfall plus snowfall during September at cities and towns in British Columbia. Each place has a total for how many days of wet weather it usually gets this month and for the normal amount of precipitation.

You can jump to a separate table for each section of the province: Southwest Mainland, Gulf Islands, Vancouver Island, Central BC, Southeast BC and Northern BC.

The calculation of days only includes the days when precipitation totalled at least 0.2 millimetres (0.008 inches). The month's total precipitation is an average of weather data collected during 1981 to 2010.

Southwest BC Mainland

Average monthly precipitation in September
Days	Place	Inches	Millimetres
10	Abbotsford	3.0	75
10	Chilliwack	3.0	75
8	Gibsons	2.4	60
10	North Vancouver, Capilano	3.9	98
9	Powell River	2.2	55
8	Vancouver	2.3	59
10	Whistler	2.2	55

Gulf Islands

September averages for total rainfall plus snowfall
Days	Place	Inches	Millimetres
9	Cortes Island, Whaletown	2.4	61
7	Gabriola Island	1.3	34
8	Mayne Island, Village Bay	1.1	28
8	Saltspring Island	1.3	33

Vancouver Island

September averages for total rainfall plus snowfall
Days	Place	Inches	Millimetres
10	Campbell River	2.2	55
9	Courtenay - Comox	1.6	42
10	Duncan	1.6	41
12	Gold River	4.3	109
8	Nanaimo	1.4	36
9	Port Alberni	1.9	49
14	Port Hardy	4.3	110
11	Port Renfrew	4.9	124
8	Sidney	1.2	31
12	Tofino	5.2	133
7	Victoria	1.0	25

Central British Columbia

Average amount of rain and snow in September
Days	Place	Inches	Millimetres
16	Barkerville	3.2	82
15	Bella Coola	3.5	90
8	Kamloops	1.2	29
8	Kelowna	1.1	27
6	Lillooet	0.9	24
7	Penticton	1.0	25
7	Vernon	1.4	37
11	Williams Lake	1.6	42

Southeast BC

Precipitation totals for September
Days	Place	Inches	Millimetres
8	Castlegar	1.7	42
8	Cranbrook	1.2	31
11	Golden	1.5	38
11	Revelstoke	2.2	55
10	Sparwood	1.9	47

Northern British Columbia

Total precipitation during September
Days	Place	Inches	Millimetres
13	Atlin	1.7	42
11	Fort Nelson	1.6	40
10	Fort St John	1.8	45
13	Prince George	2.1	54
19	Prince Rupert	11.7	297
17	Sandspit, Haida Gwaii	3.3	83
14	Smithers	2.1	54

Average September Precipitation in British Columbia