Climate Insights for Valls

The climate in Valls is temperate. The average annual temperature is 17°C and approximately 550mm of precipitation falls per year. October is the wettest month, receiving around 75mm of rainfall. Valls is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 4°C.

Temperatures in Valls vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 31°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 4°C and an average of 8°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.

Valls is a relatively dry area, receiving approximately 550mm of precipitation annually, which averages out to around 46mm per month. The wettest month is October, averaging 75mm of rainfall. September and April also tend to see above-average precipitation. The driest month is December, with just 29mm. That's 46mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Valls is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 11km/h in winter, 10km/h in spring, 9km/h in summer, 9km/h in autumn.

It is currently summer in Valls, which began on June 21, 2026. Valls is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 31°C, while the coldest stretch bottoms out in January near 4°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

The best time to visit Valls is during May, June, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 55mm per month. By contrast, August can be uncomfortably hot with highs reaching 31°C, while January is the coldest period with lows dropping to 4°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Valls based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.