Photo: Michael Garlick · CC BY-SA 2.0January in Steyning stays gentler than in 75% of UK towns
Sunny July days climb to about 22.2°C (72°F). In July, afternoons here are warmer than in 70% of UK towns. Only 20°C separates winter nights from summer afternoons. Gritters and ice scrapers earn their keep on roughly 44 nights a year below 0°C.
Met Office 1991–2020 averages for the town itself.
A year in Steyning at a glance
Each month’s typical high and low, in °C.
What a year in Steyning feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 876 mm of rain a year
November is the wettest month and May the driest. About 27 days a year bring 10 mm (0.4 in) or more. 10th wettest of 40 West Sussex towns of 2,500+.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Eastbourne
44 air frosts and 14 days of 25°C a year
On about 44 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 14 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 28 miles east of Steyning, 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 Steyning 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 |
|---|---|---|---|
| Steyning | 22.2°C | 2.2°C | 876 mm |
| Upper Beeding 1.1 mi | 22.2°C about the same | 2.5°C about the same | 878 mm |
| Findon 3.8 mi | 22.0°C about the same | 1.9°C about the same | 925 mm |
| Henfield 3.8 mi | 22.2°C about the same | 2.2°C about the same | 860 mm |
| Lancing and Sompting 4.0 mi | 22.1°C about the same | 2.5°C about the same | 756 mm |
| Ashington 4.2 mi | 22.3°C about the same | 2.2°C about the same | 960 mm |
| Shoreham-by-Sea 4.6 mi | 22.1°C about the same | 2.8°C 0.6°C milder | 838 mm |
Steyning 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 | 8.2°C 47°F | 2.2°C 36°F | 5.1°C | 97 mm 3.8 in |
| February | 8.7°C 48°F | 2.0°C 36°F | 5.3°C | 72 mm 2.8 in |
| March | 11.2°C 52°F | 3.6°C 38°F | 7.4°C | 59 mm 2.3 in |
| April | 14.1°C 57°F | 5.0°C 41°F | 9.5°C | 51 mm 2.0 in |
| May | 17.3°C 63°F | 8.0°C 46°F | 12.8°C | 46 mm 1.8 in |
| June | 20.3°C 68°F | 10.8°C 51°F | 15.6°C | 53 mm 2.1 in |
| July | 22.2°C 72°F | 12.8°C 55°F | 17.5°C | 57 mm 2.2 in |
| August | 22.4°C 72°F | 13.0°C 55°F | 17.7°C | 63 mm 2.5 in |
| September | 19.9°C 68°F | 10.7°C 51°F | 15.2°C | 67 mm 2.6 in |
| October | 16.0°C 61°F | 8.3°C 47°F | 12.1°C | 98 mm 3.8 in |
| November | 11.7°C 53°F | 5.2°C 41°F | 8.5°C | 107 mm 4.2 in |
| December | 9.0°C 48°F | 2.9°C 37°F | 5.9°C | 106 mm 4.2 in |
| Year | 15.1°C | 7.0°C | 11.1°C | 876 mm |
Where Steyning’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 Steyning’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, 28 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 Steyning’s climate
How warm does Steyning get in summer?
August is the warmest month, with average highs of 22.4°C (72°F). About 14 days a year reach 25°C (77°F), more than 67% of UK towns.
How cold does Steyning get in winter?
February nights average 2.0°C (36°F). The air drops below freezing on about 44 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Steyning get?
About 876 mm (34 in) a year, more than 66% of UK towns. November is the wettest month (107 mm) and May the driest (46 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Eastbourne (28 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 Steyning. 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 Steyning →
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