Climate of Harrow, United Kingdom
Area-weighted average across Harrow. For where people actually live and travel, see the cities below.
Harrow, a subdivision of United Kingdom, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from 4.5°C / 40.1°F in January to 17.5°C / 63.5°F in July, with rainfall from 41 mm / 1.6 in to 64 mm / 2.5 in depending on the season (638 mm / 25.1 in total across the year).
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 4.5°C40.1°F | 62 mm2.4″ | — |
| February | 4.6°C40.3°F | 41 mm1.6″ | — |
| March | 6.7°C44.1°F | 48 mm1.9″ | — |
| April | 8.6°C47.5°F | 46 mm1.8″ | — |
| May | 12.1°C53.8°F | 51 mm2″ | — |
| June | 15.2°C59.4°F | 54 mm2.1″ | — |
| July | 17.5°C63.5°F | 42 mm1.7″ | Sunny & Mild |
| August | 17.3°C63.1°F | 51 mm2″ | — |
| September | 14.5°C58.1°F | 58 mm2.3″ | — |
| October | 10.9°C51.6°F | 64 mm2.5″ | — |
| November | 7.2°C45°F | 60 mm2.4″ | — |
| December | 5.4°C41.7°F | 61 mm2.4″ | — |
Frequently asked questions
What is the best time to visit Harrow?
The best months to visit Harrow, United Kingdom for sunny, dry weather are July. The warmest month is July at an area-wide average of 17.5°C / 63.5°F, and the driest is February with about 41 mm / 1.6 in of rainfall.
What is the climate of Harrow?
Harrow, United Kingdom has area-weighted monthly average temperatures ranging from 4.5°C / 40.1°F in January to 17.5°C / 63.5°F in July. Annual rainfall averages about 638 mm / 25.1 in, with the wettest month being October (64 mm / 2.5 in) and the driest February (41 mm / 1.6 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Harrow?
The hottest month in Harrow is July, with an area-wide average temperature of 17.5°C / 63.5°F.
What is the coldest month in Harrow?
The coldest month in Harrow is January, with an area-wide average temperature of 4.5°C / 40.1°F.
When does it rain most in Harrow?
The wettest month in Harrow is October, averaging about 64 mm / 2.5 in of rainfall. The driest is February with about 41 mm / 1.6 in.