Allan Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Allan.
Climate overview of Allan
Allan, Rhône-Alps, France, sees big temperature differences between seasons, with July peaking at 31°C (88°F) and January dropping to 10°C (50°F).
The city receives around 901 mm (35 in) of rain/snowfall per year. November is the wettest month and July the driest. The sunniest month is July, with 10.8 hours of sunshine per day on average.
Allan Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Allan — and find the best time to visit.
Monthly Temperature in Allan
Visitors to Allan can expect significant temperature changes throughout the year. On average, daytime temperatures range from a very warm 31°C (88°F) in July to a chilly 10°C (50°F) in January.
Nighttime temperatures range from 18°C (64°F) in July to 2°C (36°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Allan
Generally, Allan experiences moderate precipitation patterns, averaging 901 mm (35 in) yearly. The seasons in Allan bring significant changes in precipitation. The wettest month, November, receives high rainfall, with an average of 125 mm (4.9 in) of precipitation. This rainfall is distributed across 11 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 38 mm (1.5 in) over 6 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Allan Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Allan
In Allan, summer days are longer and more sunny, with daily sunshine hours peaking at 10.8 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.0 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Allan by Month
The relative humidity is high throughout the year in Allan.
The city experiences its highest humidity in November, reaching 81%. In July, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Allan
The weather does bring rainfall during this period, between 49 mm (1.9 in) and 117 mm (4.6 in). Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
Frequently asked questions about the climate in Allan
What is the best time to visit Allan?
May and June typically offer the most optimal weather in Allan. In contrast, January tends to have less optimal conditions.
What temperatures can I expect in Allan?
Daytime highs range from 10°C (50°F) in January to 31°C (88°F) in July. Nighttime lows range from 2°C (36°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Allan get?
Annual rainfall is around 901 mm (35 in). November is the wettest month with 125 mm (4.9 in), while July is the driest with 38 mm (1.5 in).
How sunny is Allan?
Allan receives around 2,399 hours of sunshine per year. July is the sunniest month with 325 hours, while December is the cloudiest with just 90 hours. Overall, Allan enjoys abundant sunshine.
Allan 3-Day Forecast
Allan 3-Day Forecast
Allan on the map
Allan is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
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