July in Seascale stays fresher than in 90% of UK towns
A clear January night here typically dips to 2.3°C (36°F). By rainfall alone, it ranks wetter than 86% of UK towns. Only 17°C separates winter nights from summer afternoons. Frost greets about 33 mornings a year, so leave time to clear the car.
Met Office 1991–2020 averages for the town itself.
A year in Seascale at a glance
Each month’s typical high and low, in °C.
What a year in Seascale feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 1,134 mm of rain a year
October is the wettest month and April the driest. About 35 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
33 air frosts and 3 days of 25°C a year
On about 33 nights a year the air drops below freezing; days that stay below freezing are rare. About 3 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 Newton Rigg
Newton Rigg is 34 miles north-east of Seascale, 169 m (554 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 |
|---|---|---|---|---|
| January | 6.4°C | 0.9°C | 103 mm | 11.1 |
| February | 7.0°C | 0.9°C | 81 mm | 10.6 |
| March | 9.1°C | 1.9°C | 69 mm | 8.6 |
| April | 12.0°C | 3.3°C | 52 mm | 4.8 |
| May | 15.3°C | 5.7°C | 56 mm | 1.8 |
| June | 17.6°C | 8.7°C | 67 mm | 0.0 |
| July | 19.5°C | 10.6°C | 75 mm | 0.0 |
| August | 18.9°C | 10.3°C | 81 mm | 0.0 |
| September | 16.6°C | 8.2°C | 76 mm | 0.1 |
| October | 12.8°C | 5.7°C | 102 mm | 2.9 |
| November | 9.1°C | 2.9°C | 103 mm | 7.1 |
| December | 6.8°C | 0.7°C | 118 mm | 12.0 |
| Year | 12.6°C | 5.0°C | 981 mm | 59 |
Met Office historic station data, Newton Rigg, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.
How Seascale 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 Cumbria 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 |
|---|---|---|---|
| Seascale | 19.1°C | 2.3°C | 1,134 mm |
| Egremont 6.2 mi | 18.8°C about the same | 2.1°C about the same | 1,361 mm |
| St Bees 7.7 mi | 18.7°C about the same | 2.4°C about the same | 1,072 mm |
| Cleator Moor 8.7 mi | 18.4°C 0.7°C cooler | 2.0°C about the same | 1,382 mm |
| Frizington 9.9 mi | 18.4°C 0.8°C cooler | 1.7°C 0.7°C colder | 1,392 mm |
| Whitehaven 10.6 mi | 19.2°C about the same | 2.2°C about the same | 1,106 mm |
| Moresby Parks 11.6 mi | 19.2°C about the same | 2.0°C about the same | 1,115 mm |
Seascale 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 | 7.5°C 46°F | 2.3°C 36°F | 4.9°C | 101 mm 4.0 in |
| February | 8.0°C 46°F | 2.2°C 36°F | 5.1°C | 84 mm 3.3 in |
| March | 9.5°C 49°F | 3.0°C 37°F | 6.3°C | 79 mm 3.1 in |
| April | 12.4°C 54°F | 4.7°C 40°F | 8.5°C | 59 mm 2.3 in |
| May | 15.4°C 60°F | 7.3°C 45°F | 11.4°C | 63 mm 2.5 in |
| June | 17.6°C 64°F | 9.9°C 50°F | 13.8°C | 72 mm 2.8 in |
| July | 19.1°C 66°F | 12.0°C 54°F | 15.6°C | 94 mm 3.7 in |
| August | 19.1°C 66°F | 12.1°C 54°F | 15.6°C | 102 mm 4.0 in |
| September | 17.2°C 63°F | 10.5°C 51°F | 13.8°C | 101 mm 4.0 in |
| October | 13.9°C 57°F | 7.6°C 46°F | 10.8°C | 134 mm 5.3 in |
| November | 10.7°C 51°F | 4.8°C 41°F | 7.7°C | 125 mm 4.9 in |
| December | 8.2°C 47°F | 2.5°C 37°F | 5.3°C | 121 mm 4.8 in |
| Year | 13.2°C | 6.6°C | 9.9°C | 1,134 mm |
Where Seascale’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 Seascale’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 Newton Rigg, 34 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 Seascale’s climate
How warm does Seascale get in summer?
July is the warmest month, with average highs of 19.1°C (66°F). About 3 days a year reach 25°C (77°F), fewer than 86% of UK towns.
How cold does Seascale get in winter?
February nights average 2.2°C (36°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 Seascale get?
About 1,134 mm (45 in) a year, more than 86% of UK towns. October is the wettest month (134 mm) and April the driest (59 mm).
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 Seascale. 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 Seascale →
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.