Kingston upon Thames has some of the warmest summer afternoons among UK towns
On a normal January night the air cools to about 2.6°C (37°F). The gap between a January night and a July afternoon is 21°C. In January, nights here are milder than in 87% of UK towns. Windscreens need scraping on about 33 mornings a year, the nights the air drops below 0°C.
Met Office 1991–2020 averages for the town itself.
A year in Kingston upon Thames at a glance
Each month’s typical high and low, in °C.
What a year in Kingston upon Thames feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 633 mm of rain a year
October is the wettest month and March the driest. About 15 days a year bring 10 mm (0.4 in) or more. 13th wettest of 33 London boroughs of 2,500+.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Heathrow
33 air frosts and 24 days of 25°C a year
On about 33 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 24 days a year reach 25°C (77°F).
Day counts are 1991–2020 averages from the Met Office’s 2 km grid. The Met Office calls a day of 25°C or more a summer day and a night below 0°C an air frost; ground frosts, on grass, come more often.
The Met Office station at Heathrow
Heathrow is 9.1 miles north-west of Kingston upon Thames, 25 m (82 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full.
| Month | High | Low | Rain | Air frosts | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.4°C | 2.7°C | 59 mm | 6.8 | 59 |
| February | 9.0°C | 2.6°C | 45 mm | 6.2 | 76 |
| March | 11.7°C | 4.1°C | 39 mm | 3.0 | 120 |
| April | 15.0°C | 6.0°C | 42 mm | 0.8 | 169 |
| May | 18.4°C | 9.1°C | 46 mm | 0.0 | 197 |
| June | 21.6°C | 12.0°C | 47 mm | 0.0 | 197 |
| July | 23.9°C | 14.2°C | 46 mm | 0.0 | 206 |
| August | 23.4°C | 14.1°C | 54 mm | 0.0 | 192 |
| September | 20.2°C | 11.6°C | 50 mm | 0.0 | 150 |
| October | 15.8°C | 8.8°C | 65 mm | 0.3 | 111 |
| November | 11.5°C | 5.3°C | 67 mm | 2.7 | 68 |
| December | 8.8°C | 3.1°C | 57 mm | 7.2 | 53 |
| Year | 15.6°C | 7.8°C | 616 mm | 27 | 1,597 |
Met Office historic station data, Heathrow (London Airport), 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Kipp & Zonen recorder.
How Kingston upon Thames compares
Against the 2,537 towns and cities of 2,500 or more across the UK, each with its own Met Office averages, and its place among London boroughs that size.
Nearby towns’ climate
The nearest towns of 1,000+ within 12 miles: a hill, a valley or the sea can make a real difference over a few miles.
| Town | July high | January low | Rain a year |
|---|---|---|---|
| Kingston upon Thames | 23.5°C | 2.6°C | 633 mm |
| West Molesey 2.5 mi | 23.6°C about the same | 2.5°C about the same | 628 mm |
| Worcester Park and Stoneleigh 2.5 mi | 23.3°C about the same | 2.5°C about the same | 654 mm |
| Ewell 3.0 mi | 23.3°C about the same | 2.4°C about the same | 653 mm |
| Esher 3.7 mi | 23.3°C about the same | 2.3°C about the same | 645 mm |
| Richmond upon Thames 4.0 mi | 23.5°C about the same | 2.7°C about the same | 626 mm |
| Merton 4.1 mi | 23.4°C about the same | 2.8°C about the same | 626 mm |
Kingston upon Thames weather by month
Average daily high and low, mean temperature and rain, 1991–2020, for the town itself (the Met Office’s HadUK-Grid).
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 8.3°C 47°F | 2.6°C 37°F | 5.5°C | 62 mm 2.4 in |
| February | 9.0°C 48°F | 2.6°C 37°F | 5.8°C | 45 mm 1.8 in |
| March | 11.7°C 53°F | 4.0°C 39°F | 7.8°C | 38 mm 1.5 in |
| April | 14.9°C 59°F | 5.6°C 42°F | 10.2°C | 43 mm 1.7 in |
| May | 18.2°C 65°F | 8.5°C 47°F | 13.4°C | 45 mm 1.8 in |
| June | 21.3°C 70°F | 11.5°C 53°F | 16.4°C | 48 mm 1.9 in |
| July | 23.5°C 74°F | 13.6°C 57°F | 18.6°C | 47 mm 1.9 in |
| August | 23.1°C 74°F | 13.4°C 56°F | 18.3°C | 56 mm 2.2 in |
| September | 20.0°C 68°F | 11.0°C 52°F | 15.5°C | 51 mm 2.0 in |
| October | 15.7°C 60°F | 8.4°C 47°F | 12.1°C | 69 mm 2.7 in |
| November | 11.4°C 53°F | 5.2°C 41°F | 8.3°C | 68 mm 2.7 in |
| December | 8.8°C 48°F | 2.9°C 37°F | 5.9°C | 61 mm 2.4 in |
| Year | 15.5°C | 7.4°C | 11.5°C | 633 mm |
Where Kingston upon Thames’s numbers come from
Averages over 30 years, not a forecast.
- Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the 7 Met Office 2 km grid squares whose centre lies inside Kingston upon Thames’s built-up area.
- Highs and lows: the Met Office publishes average daily maxima and minima on its 12 km grid; each is moved by the difference between the town’s 2 km mean temperature and the 12 km square’s, which carries the town’s own height and setting over.
- Weather station and sunshine: Met Office historic station data for Heathrow (London Airport), 9.1 miles away, months of 1991–2020 averaged.
- Comparisons: every town and city of 2,500 or more across the UK, all four nations, read the same way.
Met Office HadUK-Grid · Met Office Climate Data Portal · Historic station data. Open Government Licence v3.0.
Questions about Kingston upon Thames’s climate
How warm does Kingston upon Thames get in summer?
July is the warmest month, with average highs of 23.5°C (74°F). About 24 days a year reach 25°C (77°F), more than almost every UK town.
How cold does Kingston upon Thames get in winter?
February nights average 2.6°C (37°F). The air drops below freezing on about 33 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Kingston upon Thames get?
About 633 mm (25 in) a year, less than 85% of UK towns. October is the wettest month (69 mm) and March the driest (38 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Heathrow (9.1 miles away), averages 1,597 hours of bright sunshine a year. Sunshine isn’t on the town grid, so this is the station’s figure.
Where do these figures come from?
The Met Office’s HadUK-Grid 1991–2020 averages, which turn thousands of weather stations into a map of the UK in 2 km squares; the page reads the squares inside Kingston upon Thames. They are 30-year averages, not a forecast.
Contains Met Office data © Crown copyright 2026, Open Government Licence v3.0. HadUK-Grid 1991–2020 averages via the Met Office Climate Data Portal; station averages from Met Office historic station data. Today’s forecast for Kingston upon Thames →
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