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Irún Weather and Climate: A Comprehensive Guide

The climate in Irún is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to mild in the cooler months. It also experiences much rainfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

In Irún, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 24°C in August. In February, the coolest month of the year, temperatures drop to a moderate 12°C.

At night, you can expect cooler temperatures, with averages dropping to around 6°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Irún experiences significant rainfall throughout the year, averaging 1454 mm of precipitation annually. Irún experiences moderate seasonal variation in rainfall, with monthly averages ranging from 174 mm in November, the wettest month, and 83 mm in July, the driest month.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Irún can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 6.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.7 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: San Sebastián, Spain (15 KM, 9 Miles).

Daily hours of sunshine

Data from: San Sebastián, Spain (15 KM, 9 Miles).

Forecast for Irún

Sun   Dec 22
15°C | 11°C
NW 6 m/s
11 mm
overcast and heavy rain

overcast and heavy rain

Mon   Dec 23
12°C | 9°C
NW 5 m/s
8 mm
broken clouds and rain

broken clouds and rain

Tue   Dec 24
14°C | 9°C
N 3 m/s
13 mm
overcast and heavy rain

overcast and heavy rain

The best time of year to visit Irún in Spain

During the months of June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Irún?
    August has an average maximum temperature of 24°C and is the warmest month of the year.
  • Which is the coldest month in Irún?
    The coldest month is February with an average maximum temperature of 12°C.
  • Which is the wettest month in Irún?
    November tops the wettest month list with 174 mm of rainfall.
  • Which is the driest month in Irún?
    July is the driest month with 83 mm of precipitation.
  • Which is the sunniest month in Irún?
    July is the sunniest month with an average of 199 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.