Best year time to visit Castlebar

General weather information about Castlebar

Average annual temperature is 10.8 °C

Absolute maximum temperature: 25.4 °C

Absolute minimum temperature: -3.0 °C

Number of sunny days: 63 days

Number of rainy days: 300 days

Number of snow days: 2 days

Look at detailed online map of Castlebar

* Weather data for Castlebar Ireland is based on climate observations for 2026 year

Castlebar air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	12.0	13.3	13.8	17.8	22.1	25.3	21.0	22.3	25.4	20.2	13.0	12.3
Average daytime temperature (°C)	8.2	10.0	9.5	12.5	16.0	20.7	16.7	17.8	17.8	13.7	10.1	8.9
Average temperature (°C)	6.1	7.8	6.8	9.2	12.4	16.6	14.3	15.1	14.4	11.1	7.9	7.3
Average night temperature (°C)	3.9	5.3	4.1	5.8	8.6	12.7	11.7	12.6	11.2	8.8	5.6	5.5
Absolute minimum temperature (°C)	-3.0	-1.2	-2.2	0.7	5.1	9.0	8.8	10.1	5.2	3.7	-1.5	-1.5

Castlebar monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	8.0	10.0	12.0	15.0	16.0	17.0	17.0	15.0	13.0	11.0	9.0	7.0
Daylight mean duration (h)	8.1	9.8	11.9	14.0	16.0	17.0	16.5	14.8	12.7	10.6	8.6	7.5
Daylight minimum duration (h)	7.0	8.0	10.0	13.0	15.0	16.0	15.0	13.0	11.0	9.0	7.0	7.0
Sunshine mean duration (h)	2.7	2.9	4.5	7.0	8.5	11.1	8.3	8.7	6.7	4.4	4.0	2.2
Precipitation (mm)	122	65	186	93	53	162	199	171	130	147	136	225
Sunny days	5	8	6	4	11	8	0	2	4	6	7	2
Rainy days	24	20	25	26	20	22	31	29	26	25	23	29
Snow days	2	0	0	0	0	0	0	0	0	0	0	0

Castlebar - weather forecast by months

Castlebar weather in january Castlebar weather in february Castlebar weather in march Castlebar weather in april Castlebar weather in may Castlebar weather in june Castlebar weather in july Castlebar weather in august Castlebar weather in september Castlebar weather in october Castlebar weather in november Castlebar weather in december

Best time to visit Castlebar:

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

May — 8.5(h)
June — 11.1(h)
July — 8.3(h)
August — 8.7(h)

Months with the longest average daylight duration in Castlebar:

May — 16.0(h)
June — 17.0(h)
July — 16.5(h)

The largest precipitation sum in Castlebar is at

March — 186(mm)

July — 199(mm)

December — 225(mm)

Weather forecast in the closest to Castlebar admin centers