Weatheo

Barnet Weather by Month

Average temperatures, rainfall and humidity for Barnet, United Kingdom, month by month, built from OpenWeather’s historical records. Use it to see what a typical Barnet month looks like before you travel — then check the live Barnet forecast for the days ahead.

Warmest month

July

24°C average high

Coolest month

January

2°C average low

Wettest month

October

99 mm of rain

Driest month

May

68 mm of rain

Average temperature and rainfall in Barnet by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January8°C2°C-11°C / 14°C
88 mm
87%15 km/h
February9°C3°C-8°C / 18°C
85 mm
83%16 km/h
March11°C4°C-5°C / 23°C
80 mm
77%16 km/h
April14°C5°C-3°C / 27°C
68 mm
70%15 km/h
May18°C9°C1°C / 34°C
68 mm
71%14 km/h
June21°C12°C6°C / 35°C
68 mm
70%14 km/h
July24°C14°C7°C / 39°C
70 mm
67%13 km/h
August23°C14°C7°C / 36°C
68 mm
71%13 km/h
September20°C11°C2°C / 32°C
69 mm
77%13 km/h
October15°C9°C0°C / 24°C
99 mm
84%14 km/h
November11°C5°C-5°C / 17°C
96 mm
87%14 km/h
December9°C4°C-6°C / 16°C
82 mm
88%16 km/h

Best time to visit Barnet

The most comfortable time to visit Barnet is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around October, totalling about 940 mm a year.

Travellers who prefer heat should aim for July, when highs average 24°C. October is the month to avoid if rain would spoil your plans — it averages 99 mm, roughly 1× the rainfall of the driest month (May).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Barnet forecast for what is happening now.

Weather across United Kingdom right now