Weather in Exeter in September

General weather information about Exeter

Average annual temperature is 9.3 °C

Absolute maximum temperature: 31.0 °C

Absolute minimum temperature: -16.0 °C

Number of sunny days: 138 days

Number of rainy days: 193 days

Number of snow days: 34 days

Look at detailed online map of Exeter

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

Exeter air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	8.5	12.9	12.8	26.9	30.7	31.0	30.0	27.5	30.4	27.1	14.0	13.8
Average daytime temperature (°C)	2.2	3.6	4.6	14.1	19.9	23.8	25.0	23.4	21.9	15.1	7.1	5.8
Average temperature (°C)	-0.7	-1.6	0.1	8.1	13.1	18.4	20.5	18.6	17.1	11.4	3.5	2.8
Average night temperature (°C)	-3.1	-5.3	-3.7	3.1	7.0	13.5	16.4	14.7	13.2	8.5	0.2	0.8
Absolute minimum temperature (°C)	-12.6	-16.0	-11.5	-6.0	0.4	8.4	12.0	8.4	6.8	-1.7	-7.4	-3.9

Exeter 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	9.0
Daylight mean duration (h)	9.4	10.5	11.9	13.4	14.7	15.3	15.0	13.9	12.5	11.0	9.7	9.0
Daylight minimum duration (h)	9.0	9.0	11.0	12.0	14.0	15.0	14.0	13.0	11.0	10.0	9.0	8.0
Sunshine mean duration (h)	2.0	5.8	5.6	8.2	11.7	11.3	11.2	10.0	9.1	4.9	5.0	2.8
Precipitation (mm)	83	92	112	103	44	97	114	102	56	105	65	94
Sunny days	7	9	10	12	24	16	8	10	13	6	12	11
Rainy days	12	11	13	18	7	14	23	21	17	25	15	17
Snow days	12	8	8	0	0	0	0	0	0	0	3	3

Exeter - weather forecast by months

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Best time to visit Exeter:

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

May — 11.7(h)
June — 11.3(h)
July — 11.2(h)
August — 10.0(h)

Months with the longest average daylight duration in Exeter:

June — 15.3(h)

The largest precipitation sum in Exeter is at

March — 112(mm)

July — 114(mm)

Weather forecast in the closest to Exeter admin centers