Best year time to visit Letter

General weather information about Letter

Average annual temperature is 14.6 °C

Absolute maximum temperature: 37.3 °C

Absolute minimum temperature: -5.8 °C

Number of sunny days: 186 days

Number of rainy days: 179 days

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* Weather data for Letter Italy is based on climate observations for 2026 year

Letter air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	14.9	16.1	21.6	21.3	27.6	33.0	36.4	37.3	30.6	27.8	17.6	14.3
Average daytime temperature (°C)	9.0	10.3	15.8	17.0	21.7	27.4	30.1	30.5	27.2	21.9	13.0	9.2
Average temperature (°C)	5.1	5.0	10.1	11.9	17.5	22.5	25.1	24.8	21.8	17.2	8.2	4.8
Average night temperature (°C)	1.9	1.2	4.9	7.0	13.6	17.6	20.0	19.5	17.1	13.1	4.2	1.6
Absolute minimum temperature (°C)	-4.1	-5.8	1.2	0.4	9.1	15.4	15.1	14.0	12.8	9.1	-2.1	-1.7

Letter 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	8.0
Daylight mean duration (h)	9.2	10.4	11.9	13.5	14.9	15.6	15.3	14.1	12.5	10.9	9.5	8.8
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)	4.6	6.5	8.9	10.1	8.9	12.7	12.6	11.3	10.5	7.7	6.3	4.8
Precipitation (mm)	123	0	33	102	189	69	84	102	29	129	93	35
Sunny days	15	26	14	12	10	13	11	18	17	17	14	19
Rainy days	16	2	17	18	21	17	20	13	13	14	16	12
Snow days	0	0	0	0	0	0	0	0	0	0	0	0

Letter - weather forecast by months

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Best time to visit Letter:

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

June — 12.7(h)
July — 12.6(h)
August — 11.3(h)

Months with the longest average daylight duration in Letter:

June — 15.6(h)
July — 15.3(h)

The largest precipitation sum in Letter is at

January — 123(mm)

May — 189(mm)

October — 129(mm)

Weather forecast in the closest to Letter admin centers