Weather in Arran in May

General weather information about Arran

Average annual temperature is 3.5 °C

Absolute maximum temperature: 30.5 °C

Absolute minimum temperature: -32.8 °C

Number of sunny days: 194 days

Number of rainy days: 128 days

Number of snow days: 43 days

Look at detailed online map of Arran

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

Arran air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	0.6	3.2	2.4	12.2	28.4	30.5	28.4	28.7	26.5	16.4	8.0	4.8
Average daytime temperature (°C)	-8.6	-8.3	-5.6	5.6	21.7	25.5	22.6	23.4	20.2	8.2	0.6	-0.7
Average temperature (°C)	-11.9	-13.5	-11.4	-0.2	13.3	19.3	16.7	17.4	14.6	3.9	-2.5	-4.4
Average night temperature (°C)	-14.7	-17.9	-16.8	-5.4	6.5	13.9	11.5	13.0	9.5	0.4	-5.3	-7.2
Absolute minimum temperature (°C)	-29.2	-32.8	-27.8	-18.0	-3.2	8.9	6.5	8.4	4.0	-11.6	-14.6	-12.9

Arran monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	10.0	12.0	14.0	16.0	16.0	16.0	15.0	13.0	11.0	9.0	8.0
Daylight mean duration (h)	8.4	9.9	11.9	13.9	15.7	16.6	16.2	14.6	12.7	10.7	8.8	7.9
Daylight minimum duration (h)	7.0	9.0	10.0	12.0	14.0	16.0	15.0	13.0	11.0	9.0	8.0	7.0
Sunshine mean duration (h)	3.1	6.3	10.1	9.2	11.2	13.7	12.8	10.4	9.7	6.2	4.7	4.7
Precipitation (mm)	9	12	2	53	51	55	54	97	27	40	32	13
Sunny days	23	18	27	17	16	9	9	11	13	11	16	24
Rainy days	1	1	2	7	15	21	22	20	17	15	4	3
Snow days	7	9	2	6	0	0	0	0	0	5	10	4

Arran - weather forecast by months

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Best time to visit Arran:

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

May — 11.2(h)
June — 13.7(h)
July — 12.8(h)

Months with the longest average daylight duration in Arran:

May — 15.7(h)
June — 16.6(h)
July — 16.2(h)

The largest precipitation sum in Arran is at

April — 53(mm)

May — 51(mm)

June — 55(mm)

July — 54(mm)

August — 97(mm)

Weather forecast in the closest to Arran admin centers