Photo: Mike Faherty · CC BY-SA 2.0Midwinter lows in Lancing and Sompting stay above those of 85% of UK towns
July afternoons average 22.1°C (72°F). Wet weather is most frequent in December and least in May. Days of 25°C are scarce: about 7 a year, fewer than in 68% of UK towns. Gritters and ice scrapers earn their keep on roughly 35 nights a year below 0°C.
Met Office 1991–2020 averages for the town itself.
A year in Lancing and Sompting at a glance
Each month’s typical high and low, in °C.
What a year in Lancing and Sompting feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 756 mm of rain a year
December is the wettest month and May the driest. About 22 days a year bring 10 mm (0.4 in) or more. 38th wettest of 40 West Sussex towns of 2,500+.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Eastbourne
35 air frosts and 7 days of 25°C a year
On about 35 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 7 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 27 miles east of Lancing and Sompting, 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 Lancing and Sompting 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 |
|---|---|---|---|
| Lancing and Sompting | 22.1°C | 2.5°C | 756 mm |
| Shoreham-by-Sea 2.6 mi | 22.1°C about the same | 2.8°C about the same | 838 mm |
| Worthing 2.9 mi | 22.5°C about the same | 2.6°C about the same | 797 mm |
| Upper Beeding 3.9 mi | 22.2°C about the same | 2.5°C about the same | 878 mm |
| Steyning 4.0 mi | 22.2°C about the same | 2.2°C about the same | 876 mm |
| Southwick 4.2 mi | 21.9°C about the same | 2.8°C about the same | 881 mm |
| Findon 4.2 mi | 22.0°C about the same | 1.9°C 0.7°C colder | 925 mm |
Lancing and Sompting 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 | 8.5°C 47°F | 2.5°C 37°F | 5.4°C | 83 mm 3.3 in |
| February | 8.9°C 48°F | 2.3°C 36°F | 5.6°C | 56 mm 2.2 in |
| March | 11.1°C 52°F | 3.5°C 38°F | 7.2°C | 46 mm 1.8 in |
| April | 14.1°C 57°F | 5.0°C 41°F | 9.5°C | 46 mm 1.8 in |
| May | 17.2°C 63°F | 7.8°C 46°F | 12.6°C | 44 mm 1.7 in |
| June | 20.0°C 68°F | 10.5°C 51°F | 15.3°C | 45 mm 1.8 in |
| July | 22.1°C 72°F | 12.6°C 55°F | 17.3°C | 54 mm 2.1 in |
| August | 22.1°C 72°F | 12.7°C 55°F | 17.4°C | 59 mm 2.3 in |
| September | 19.8°C 68°F | 10.6°C 51°F | 15.1°C | 61 mm 2.4 in |
| October | 16.0°C 61°F | 8.3°C 47°F | 12.1°C | 86 mm 3.4 in |
| November | 11.9°C 53°F | 5.3°C 42°F | 8.7°C | 87 mm 3.4 in |
| December | 9.2°C 49°F | 3.1°C 38°F | 6.1°C | 90 mm 3.5 in |
| Year | 15.1°C | 7.0°C | 11.0°C | 756 mm |
Where Lancing and Sompting’s numbers come from
Averages over 30 years, not a forecast.
- Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the 3 Met Office 2 km grid squares whose centre lies inside Lancing and Sompting’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 Eastbourne, 27 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 Lancing and Sompting’s climate
How warm does Lancing and Sompting get in summer?
August is the warmest month, with average highs of 22.1°C (72°F). About 7 days a year reach 25°C (77°F), fewer than 68% of UK towns.
How cold does Lancing and Sompting get in winter?
February nights average 2.3°C (36°F). The air drops below freezing on about 35 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Lancing and Sompting get?
About 756 mm (30 in) a year, less than 53% of UK towns. December is the wettest month (90 mm) and May the driest (44 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Eastbourne (27 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 Lancing and Sompting. 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 Lancing and Sompting →
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