Weather in Summerside in September

General weather information about Summerside

Average annual temperature is 7.4 °C

Absolute maximum temperature: 31.8 °C

Absolute minimum temperature: -28.0 °C

Number of sunny days: 134 days

Number of rainy days: 180 days

Number of snow days: 51 days

Look at detailed online map of Summerside

* Weather data for Summerside Canada is based on climate observations for 2026 year

Summerside air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	9.3	7.2	5.1	15.5	26.1	31.8	29.0	24.2	26.1	22.7	13.9	14.2
Average daytime temperature (°C)	1.2	-3.0	0.7	8.5	13.8	19.0	25.7	21.7	20.7	15.5	5.5	3.5
Average temperature (°C)	-2.1	-7.4	-2.3	3.9	9.0	14.8	21.8	18.3	16.9	12.0	2.5	0.6
Average night temperature (°C)	-5.0	-11.8	-5.2	0.3	5.4	11.7	18.4	15.4	13.8	9.4	-0.1	-2.1
Absolute minimum temperature (°C)	-14.9	-28.0	-14.5	-7.2	0.7	5.9	13.9	11.6	6.9	1.0	-7.1	-9.6

Summerside monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	11.0	12.0	14.0	15.0	15.0	15.0	14.0	13.0	11.0	10.0	8.0
Daylight mean duration (h)	9.1	10.3	11.9	13.6	15.0	15.7	15.4	14.1	12.6	10.9	9.4	8.7
Daylight minimum duration (h)	8.0	9.0	11.0	12.0	14.0	15.0	14.0	13.0	11.0	10.0	8.0	8.0
Sunshine mean duration (h)	2.8	5.8	6.8	8.6	9.4	6.7	10.5	8.0	7.9	6.3	4.6	3.6
Precipitation (mm)	193	44	81	28	61	171	123	187	65	132	102	61
Sunny days	5	14	10	18	14	8	8	6	16	9	10	16
Rainy days	12	4	4	11	17	22	23	25	14	22	15	11
Snow days	14	10	17	1	0	0	0	0	0	0	5	4

Summerside - weather forecast by months

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Best time to visit Summerside:

The best time to visit Summerside during the most sunny months:

April — 8.6(h)
May — 9.4(h)
July — 10.5(h)

Months with the longest average daylight duration in Summerside:

June — 15.7(h)
July — 15.4(h)

The largest precipitation sum in Summerside is at

January — 193(mm)

June — 171(mm)

August — 187(mm)

October — 132(mm)

Weather forecast in the closest to Summerside admin centers