Heathrow Average Weather & Yearly Climate
Average weather in Heathrow is typically 14 throughout the year.
Our weather data tells us that August is the hottest time and January is the coldest period of the year. Temperatures do vary by 16. Expect average temperatures to be 14 in Spring (during May – May) 19 during Summer (June – Aug) and 15 in Autumn and 7 In Winter (December, Jan and Feb) too.
| Month | Degrees Celsius |
|---|---|
| January | 7 |
| February | 7 |
| March | 11 |
| April | 13 |
| May | 17 |
| June | 20 |
| July | 13 |
| August | 23 |
| September | 20 |
| October | 15 |
| November | 11 |
| December | 8 |
What are the Weather Insights, Yearly Temperature, Climate in Heathrow?
Our average yearly insights helps decide the best time to visit Heathrow
- Typical Average Daily Temperature: 14
- Typical Hottest Month: August
- Typical Coldest Month: January
- Average Spring Temperature: 14
- Average Summer Temperature: 19
- Average Autumn Temperature: 15
- Average Winter Temperature: 7