Idrija Weather and Climate: A Comprehensive Guide
The temperature in Idrija can vary quite a bit throughout the year.
Temperatures can be warm during the warmest months,
and cold during the cooler months.
It also has a notably wet climate with much precipitation.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
Visitors to Idrija can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 26°C in July, the warmest time of the year, to a chilly 5°C during cooler months like January.
At night, temperatures typically drop to an average of around -2°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Idrija is known for its substantial rain/snowfall, with annual precipitation reaching 1727 mm. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 188 mm of precipitation, spread over 14 rainy days.
In contrast, January experiences a drier climate, with about 95 mm of snow/rainfall spread across 13 snowy/rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Idrija. While July receives considerable daily sunshine with up to 9.7 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.9 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Idrija.
The city experiences its highest humidity in December, reaching 87%. In July, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Idrija
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Idrija in Slovenia
During the months of May, 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:
Most rainfall (rainy season) is seen in June, September, October and November.
July has an average maximum temperature of 26°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 5°C.
November tops the wettest month list with 188 mm of rainfall.
January is the driest month with 95 mm of precipitation.
July is the sunniest month with an average of 291 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.
