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Casteljau Weather and Climate: A Comprehensive Guide

The temperature in Casteljau 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. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

Visitors to Casteljau can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 29°C in July, the warmest time of the year, to a chilly 9°C during cooler months like January.

At night, temperatures typically drop to an average of around 1°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Casteljau is known for its substantial rain/snowfall, with annual precipitation reaching 1307 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, October receives heavy rainfall, averaging 192 mm of precipitation, recorded across 10 rainy days. In contrast, the drier season, July brings less rainfall, with 51 mm over 7 rainy days. For more details, please visit our Casteljau Precipitation page.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Casteljau. While July receives considerable daily sunshine with up to 10.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 3.0 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Montélimar, France (48 KM, 30 Miles).

Daily hours of sunshine

Data from: Montélimar, France (48 KM, 30 Miles).

Forecast for Casteljau

Tue   Dec 24
10°C | 5°C
N 6 m/s
partly cloudy and no rain

partly cloudy and no rain

Wed   Dec 25
13°C | 2°C
N 5 m/s
clear and no rain

clear and no rain

Thu   Dec 26
11°C | -1°C
N 3 m/s
clear and no rain

clear and no rain

The best time of year to visit Casteljau in France

During the months of May, June 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 months have the greatest rainfall in Casteljau?
    Most rainfall (rainy season) is seen in October and November.
  • Which is the warmest month in Casteljau?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Casteljau?
    The coldest month is January with an average maximum temperature of 9°C.
  • Which is the wettest month in Casteljau?
    October tops the wettest month list with 192 mm of rainfall.
  • Which is the driest month in Casteljau?
    July is the driest month with 51 mm of precipitation.
  • Which is the sunniest month in Casteljau?
    July is the sunniest month with an average of 325 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.