Best year time to visit Bolton

General weather information about Bolton

Average annual temperature is 9.1 °C

Absolute maximum temperature: 32.7 °C

Absolute minimum temperature: -28.7 °C

Number of sunny days: 150 days

Number of rainy days: 180 days

Number of snow days: 35 days

Look at detailed online map of Bolton

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

Bolton air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	6.6	12.8	9.6	28.2	30.5	31.4	30.5	29.3	32.7	29.5	14.5	12.7
Average daytime temperature (°C)	1.0	2.9	4.4	14.4	19.8	24.0	26.6	24.3	23.0	15.6	7.0	4.7
Average temperature (°C)	-1.7	-3.0	-0.4	8.1	13.0	18.5	21.0	19.0	17.3	11.7	3.0	1.8
Average night temperature (°C)	-4.3	-7.9	-4.3	3.1	7.2	13.5	16.2	14.8	12.9	8.6	-0.5	-0.6
Absolute minimum temperature (°C)	-14.8	-28.7	-11.4	-6.3	-0.1	9.7	12.4	8.9	6.3	-1.5	-6.4	-6.0

Bolton 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)	9.3	10.5	11.9	13.4	14.7	15.4	15.1	14.0	12.5	11.0	9.7	9.0
Daylight minimum duration (h)	8.0	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)	2.7	6.2	6.2	8.3	11.3	11.3	11.4	10.5	9.7	5.5	5.0	2.5
Precipitation (mm)	78	70	91	105	66	136	144	124	37	61	42	83
Sunny days	9	11	11	11	23	15	4	13	19	9	15	10
Rainy days	13	10	7	17	8	15	27	18	11	21	14	19
Snow days	9	7	13	2	0	0	0	0	0	1	1	2

Bolton - weather forecast by months

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Best time to visit Bolton:

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

May — 11.3(h)
June — 11.3(h)
July — 11.4(h)
August — 10.5(h)
September — 9.7(h)

Months with the longest average daylight duration in Bolton:

June — 15.4(h)

The largest precipitation sum in Bolton is at

June — 136(mm)

July — 144(mm)

August — 124(mm)

Weather forecast in the closest to Bolton admin centers