Summer afternoons in Sharpthorne are warmer than in 77% of UK towns
On a normal January night the air cools to about 1.6°C (35°F). Seasons differ by 21°C, from the coldest nights to the warmest afternoons. Rain is plentiful here, more than falls on 72% of UK towns. Radiators earn their keep from November to April, the months that average under 10°C.
Met Office 1991–2020 averages for the town itself.
A year in Sharpthorne at a glance
Each month’s typical high and low, in °C.
What a year in Sharpthorne feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 919 mm of rain a year
December is the wettest month and April the driest. About 31 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Eastbourne
41 air frosts and 13 days of 25°C a year
On about 41 nights a year the air drops below freezing, and on about 1 days it stays below freezing all day. About 13 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 Eastbourne
Eastbourne is 26 miles south-east of Sharpthorne, 7 m (23 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full; at that distance read it for sunshine and the station’s own record, not as the town’s figures.
| Month | High | Low | Rain | Air frosts | Sun (hours) |
|---|---|---|---|---|---|
| January | 8.5°C | 3.9°C | 83 mm | 4.5 | 70 |
| February | 8.6°C | 3.6°C | 58 mm | 3.8 | 90 |
| March | 10.5°C | 4.9°C | 48 mm | 1.1 | 134 |
| April | 13.3°C | 6.7°C | 45 mm | 0.2 | 203 |
| May | 16.3°C | 9.6°C | 46 mm | 0.0 | 236 |
| June | 18.9°C | 12.5°C | 47 mm | 0.0 | 239 |
| July | 21.0°C | 14.7°C | 54 mm | 0.0 | 252 |
| August | 21.3°C | 14.9°C | 60 mm | 0.0 | 233 |
| September | 19.2°C | 12.6°C | 60 mm | 0.0 | 172 |
| October | 15.7°C | 9.9°C | 93 mm | 0.0 | 121 |
| November | 11.9°C | 6.9°C | 98 mm | 0.6 | 78 |
| December | 9.3°C | 4.5°C | 100 mm | 3.8 | 62 |
| Year | 14.5°C | 8.7°C | 792 mm | 14 | 1,889 |
Met Office historic station data, Eastbourne, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.
How Sharpthorne 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 West Sussex towns 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 |
|---|---|---|---|
| Sharpthorne | 22.4°C | 1.6°C | 919 mm |
| Ardingly 2.6 mi | 22.4°C about the same | 1.8°C about the same | 930 mm |
| Horsted Keynes 3.0 mi | 22.2°C about the same | 1.9°C about the same | 912 mm |
| Crawley Down 3.4 mi | 22.3°C about the same | 1.6°C about the same | 869 mm |
| Forest Row 3.6 mi | 21.7°C 0.7°C cooler | 1.7°C about the same | 959 mm |
| Ashurst Wood 3.8 mi | 22.4°C about the same | 1.8°C about the same | 886 mm |
| East Grinstead 3.9 mi | 22.5°C about the same | 1.7°C about the same | 836 mm |
Sharpthorne 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 | 7.6°C 46°F | 1.6°C 35°F | 4.6°C | 107 mm 4.2 in |
| February | 8.4°C 47°F | 1.7°C 35°F | 5.1°C | 72 mm 2.8 in |
| March | 11.0°C 52°F | 3.1°C 37°F | 7.0°C | 57 mm 2.2 in |
| April | 14.2°C 58°F | 4.7°C 40°F | 9.5°C | 54 mm 2.1 in |
| May | 17.3°C 63°F | 7.3°C 45°F | 12.4°C | 59 mm 2.3 in |
| June | 20.1°C 68°F | 9.9°C 50°F | 15.0°C | 55 mm 2.2 in |
| July | 22.4°C 72°F | 12.3°C 54°F | 17.4°C | 61 mm 2.4 in |
| August | 22.5°C 72°F | 12.5°C 54°F | 17.5°C | 68 mm 2.7 in |
| September | 19.2°C 67°F | 9.5°C 49°F | 14.4°C | 67 mm 2.6 in |
| October | 15.1°C 59°F | 7.7°C 46°F | 11.4°C | 104 mm 4.1 in |
| November | 11.0°C 52°F | 4.5°C 40°F | 7.8°C | 107 mm 4.2 in |
| December | 8.4°C 47°F | 2.4°C 36°F | 5.4°C | 108 mm 4.3 in |
| Year | 14.8°C | 6.4°C | 10.6°C | 919 mm |
Where Sharpthorne’s numbers come from
Averages over 30 years, not a forecast.
- Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the Met Office 2 km grid square nearest Sharpthorne’s centre (the town is smaller than one square).
- 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 Eastbourne, 26 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 Sharpthorne’s climate
How warm does Sharpthorne get in summer?
August is the warmest month, with average highs of 22.5°C (72°F). About 13 days a year reach 25°C (77°F), more than 62% of UK towns.
How cold does Sharpthorne get in winter?
January nights average 1.6°C (35°F). The air drops below freezing on about 41 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Sharpthorne get?
About 919 mm (36 in) a year, more than 72% of UK towns. December is the wettest month (108 mm) and April the driest (54 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Eastbourne (26 miles away), averages 1,889 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 Sharpthorne. 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 Sharpthorne →
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