Average climate of Heathrow
The climate of Heathrow has an average yearly temperature of 16°C. Throughout the year, the average monthly temperature can drop to 9°C and rise to 24°C.
Annually, about 608 mm of rain falls. This gives a good overview of how much rain to expect in Heathrow. Additionally, about 3,2 cm of snow falls each year.
The best time to visit Heathrow is May until September. During this period, you will experience pleasant temperatures and not too much rain, making it ideal to visit Heathrow.
9 to 24°C
608 mm
3,2 cm
Table of contents
- Average yearly temperature: 16°C
- Highest temperature: 24°C in July
- Lowest temperature: 9°C in January
- Precipitation: 608 mm per year, averaging 51 mm per month
- Driest months: 30 mm in April, 41 mm in September and 44 mm in June
- Wettest months: 71 mm in October, 66 mm in November and 63 mm in January
- Snowfall: 3,2 cm per year
Climate table Heathrow
The climate table for Heathrow shows the average temperatures, precipitation, snowfall, and UV index per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daytime temperature (°C) | 9 | 10 | 12 | 15 | 18 | 22 | 24 | 23 | 21 | 16 | 12 | 10 |
| Nighttime temperature (°C) | 3 | 4 | 5 | 6 | 10 | 13 | 15 | 14 | 12 | 10 | 6 | 5 |
| Precipitation (mm) | 63 | 45 | 45 | 30 | 47 | 44 | 45 | 55 | 41 | 71 | 66 | 56 |
| Snowfall (cm) | 0,5 | 0,6 | 0,8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,3 |
| UV Index | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 3 | 2 | 1 |
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Temperature per month in Heathrow
This graph shows the average high temperatures in degrees Celsius for each month in Heathrow, England
Precipitation per month in Heathrow
This graph shows the average monthly precipitation in millimeters in Heathrow, England.
Snowfall per month in Heathrow
This graph shows the average snowfall in centimeters per month in Heathrow, England.
UV index per month in Heathrow
This graph shows the average UV index per month in Heathrow, England.
Yearly temperature in Heathrow
This graph shows the average yearly temperature in Heathrow, England, measured in degrees Celsius.
Yearly total precipitation in Heathrow
This graph shows the average yearly precipitation in millimeters in Heathrow, England.
Yearly snowfall in Heathrow
This graph shows the average yearly snowfall in Heathrow, England, measured in centimeters.
Weather experiences in Heathrow
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Average weather in Heathrow per month
Click on a month below to see in detail how the weather typically is in Heathrow and what to expect. Based on the historical weather data of Heathrow, you can view the average temperature, precipitation, wind, and UV index for each day of the month.