Best year time to visit Lettera

General weather information about Lettera

Average annual temperature is 10.5 °C

Absolute maximum temperature: 25.7 °C

Absolute minimum temperature: -3.4 °C

Number of sunny days: 71 days

Number of rainy days: 293 days

Number of snow days: 1 day

Look at detailed online map of Lettera

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

Lettera air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	12.1	14.1	14.0	17.8	22.5	25.7	21.2	22.9	25.7	19.8	13.0	12.2
Average daytime temperature (°C)	7.8	9.6	9.4	12.4	16.4	20.7	16.9	18.1	17.8	13.5	9.7	8.6
Average temperature (°C)	5.6	7.3	6.6	9.0	12.5	16.5	14.3	15.0	14.3	10.8	7.4	7.0
Average night temperature (°C)	3.5	4.7	4.0	5.7	8.5	12.4	11.6	12.2	11.2	8.4	5.0	4.9
Absolute minimum temperature (°C)	-3.4	-2.2	-2.1	1.0	5.6	9.2	8.6	9.5	5.7	2.5	-1.3	-2.4

Lettera 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	16.0	15.0	13.0	11.0	9.0	7.0
Daylight mean duration (h)	8.1	9.8	11.9	14.0	15.9	17.0	16.5	14.8	12.7	10.6	8.6	7.6
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)	3.3	2.9	4.1	6.7	9.1	10.6	8.1	8.6	6.5	4.6	4.4	1.9
Precipitation (mm)	107	33	170	98	38	102	169	152	157	145	92	169
Sunny days	7	8	3	3	13	10	1	1	5	9	7	4
Rainy days	24	20	27	27	18	20	30	30	25	22	23	27
Snow days	0	0	1	0	0	0	0	0	0	0	0	0

Lettera - weather forecast by months

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

Best time to visit Lettera:

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

May — 9.1(h)
June — 10.6(h)
July — 8.1(h)
August — 8.6(h)

Months with the longest average daylight duration in Lettera:

May — 15.9(h)
June — 17.0(h)
July — 16.5(h)

The largest precipitation sum in Lettera is at

March — 170(mm)

July — 169(mm)

August — 152(mm)

September — 157(mm)

December — 169(mm)

Weather forecast in the closest to Lettera admin centers