New Malden Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit New Malden.
Climate overview of New Malden
New Malden, Greater London, United Kingdom, experiences significant temperature variation throughout the year. Summers bring daytime highs of 23°C (73°F) in July, while winters cool to 9°C (48°F) in January.
The city receives around 728 mm (29 in) of rain/snowfall per year. It experiences warm summers and cold winters. August is the wettest month and March the driest. July is the sunniest month, averaging 7.3 hours of sunshine per day.
New Malden Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in New Malden - and find the best time to visit.
Monthly Temperature in New Malden
Depending on the time of the year, temperatures range from comfortable to chilly in New Malden. On average, daytime temperatures range from a comfortable 23°C (73°F) in July to a chilly 9°C (48°F) in January.
Nighttime temperatures range from 14°C (57°F) in July to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in New Malden
Generally, New Malden has a moderate amount of precipitation, averaging 728 mm (29 in) of rain/snowfall annually. The wettest period in New Malden occurs in August, which receives around 69 mm (2.7 in) of precipitation. During the driest month, March, New Malden experiences moderate rainfall, totaling 49 mm (1.9 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our New Malden 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 New Malden
In New Malden, summer days are longer and more sunny, with daily sunshine hours peaking at 7.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.8 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in New Malden by Month
The relative humidity is high throughout the year in New Malden.
The city experiences its highest humidity in November, reaching 81%. In April, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in New Malden
The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in May, June, July, August, September, October and November and highest during January, February, March, April and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit New Malden
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: May and July
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in New Malden
What is the best time to visit New Malden?
June, July, August and September typically offer the most optimal weather in New Malden. In contrast, January, February and December tend to have less optimal conditions. New Malden has warm summers and cold winters.
What temperatures can I expect in New Malden?
Daytime highs range from 9°C (48°F) in January to 23°C (73°F) in July. Nighttime lows range from 3°C (37°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does New Malden get?
Annual rainfall is around 728 mm (29 in). August is the wettest month with 69 mm (2.7 in), while March is the driest with 49 mm (1.9 in).
How sunny is New Malden?
New Malden receives around 1,675 hours of sunshine per year. July is the sunniest month with 219 hours, while December is the cloudiest with just 54 hours.
New Malden 3-Day Forecast
New Malden on the map
New Malden is highlighted - select any city to see its climate.
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