Best year time to visit Isna

General weather information about Isna

Average annual temperature is 14.5 °C

Absolute maximum temperature: 38.2 °C

Absolute minimum temperature: -1.6 °C

Number of sunny days: 222 days

Number of rainy days: 143 days

* Weather data for Isna Portugal is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	13.2	17.0	22.1	28.8	28.3	34.1	33.0	38.2	29.4	29.6	18.6	14.8
Average daytime temperature (°C)	10.1	11.8	15.3	21.2	21.9	25.4	28.2	30.8	22.6	20.7	14.5	11.2
Average temperature (°C)	6.5	7.3	10.7	15.3	16.3	20.0	21.1	23.3	17.7	16.9	11.2	7.6
Average night temperature (°C)	3.2	3.9	6.4	9.8	11.4	15.1	14.4	16.7	13.7	13.3	8.2	4.4
Absolute minimum temperature (°C)	-0.9	-1.6	-0.7	4.5	8.8	11.2	11.1	11.4	9.3	6.8	3.3	1.1

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

The largest precipitation sum in Isna is at

January — 122(mm)

June — 120(mm)

September — 125(mm)

October — 232(mm)

November — 154(mm)

When is the best time to visit Isna?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Isna.

What is the weather like in Isna?

See average temperature, rainfall and daylight hours for Isna by month in the table above.

How many sunny days does Isna have?

The monthly weather statistics above show sunshine and rainfall patterns for Isna throughout the year.