Mollet del Vallès Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Mollet del Vallès.
Climate overview of Mollet del Vallès
The climate in Mollet del Vallès, Catalonia, Spain, is marked by large temperature swings across the seasons, ranging from 29°C (84°F) in August to 13°C (55°F) in January.
Mollet del Vallès sees a moderate amount of rainfall, totalling around 675 mm (27 in) per year. It experiences warm summers and mild winters, creating some seasonal variation. The most sunshine falls in July, with an average of 10.4 hours of daily sunshine.
Mollet del Vallès Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Mollet del Vallès - and find the best time to visit.
Monthly Temperature in Mollet del Vallès
In Mollet del Vallès, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 29°C (84°F) in August, the warmest time of the year, to a moderate 13°C (55°F) during cooler months like January.
At night, you can expect temperatures ranging from 20°C (68°F) in August to around 4°C (39°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Mollet del Vallès
On average, Mollet del Vallès receives a reasonable amount of rainfall, with an annual precipitation of 675 mm (27 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives moderate rainfall, averaging 96 mm (3.8 in) of precipitation, recorded across 11 rainy days. In contrast, the driest month July brings less rainfall, with 34 mm (1.3 in) over 6 rainy days. For more details, please visit our Mollet del Vallès 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 Mollet del Vallès
Seasonal changes in sunshine hours are quite dramatic in Mollet del Vallès. While July receives considerable daily sunshine with up to 10.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Mollet del Vallès
The mean water temperature over the year ranges from 13°C (55°F) in January to 24°C (75°F) in August.
Water temperature over the year
Humidity in Mollet del Vallès by Month
The relative humidity is high throughout the year in Mollet del Vallès.
The city experiences its highest humidity in September, reaching 74%. In July, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Mollet del Vallès
The mean wind speed varies between 2 m/s (4 knots) and 4 m/s (8 knots) throughout the year. It is lowest in September and October and highest during March. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Mollet del Vallès
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August, September and October
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July
- Best for swimming: June, July, August, September and October.
- Seasonal pattern: Warm summers and mild winters
Frequently asked questions about the climate in Mollet del Vallès
What is the best time to visit Mollet del Vallès?
May, June, July, August, September and October typically offer the most optimal weather in Mollet del Vallès. In contrast, January tends to have less optimal conditions. Mollet del Vallès has warm summers and mild winters.
What temperatures can I expect in Mollet del Vallès?
Daytime highs range from 13°C (55°F) in January to 29°C (84°F) in August. Nighttime lows range from 4°C (39°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Mollet del Vallès get?
Annual rainfall is around 675 mm (27 in). October is the wettest month with 96 mm (3.8 in), while July is the driest with 34 mm (1.3 in).
How sunny is Mollet del Vallès?
Mollet del Vallès receives around 2,510 hours of sunshine per year. July is the sunniest month with 311 hours, while December is the cloudiest with just 137 hours. Overall, Mollet del Vallès enjoys abundant sunshine.
Mollet del Vallès 3-Day Forecast
Mollet del Vallès 3-Day Forecast
Mollet del Vallès on the map
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