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Market Square, CrewkernePhoto: Eirian Evans · CC BY-SA 2.0
Climate in Crewkerne · Met Office 1991–2020 averages

Midwinter lows in Crewkerne stay above those of 92% of UK towns

Expect July afternoons of about 21.6°C (71°F). A year here swings 19°C from midwinter lows to midsummer highs. Rain is plentiful here, more than falls on 77% of UK towns. Warm coats and heating bills mark the months from November to April, when means dip under 10°C.

July afternoons: warmer than 53% of UK towns
January nights: milder than 92% of UK towns
Rain a year: wetter than 77% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Crewkerne at a glance

Each month’s typical high and low, in °C.

Jan8°C3°C
Feb9°C2°CColdest nights
Mar11°C3°C
Apr14°C5°C
May17°C7°C
Jun20°C10°C
Jul22°C12°CWarmest
Aug21°C12°C
Sep19°C10°C
Oct15°C8°C
Nov now11°C5°CWettest
Dec9°C3°C
A normal year

What a year in Crewkerne feels like

Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.

Winter
9°C / 3°C
48°F / 37°F · 29 air frosts a year
Spring
14°C / 5°C
57°F / 41°F · 201 mm of rain
Summer
21°C / 12°C
70°F / 53°F · 11 days of 25°C+ a year
Autumn
15°C / 8°C
59°F / 46°F · 301 mm of rain, the wettest season
Best months to be outsideJunJulAugSepHighs of 17–27°C (63–81°F) and nights of 8°C (46°F) or more
Rain

About 982 mm of rain a year

November is the wettest month and July the driest. About 29 days a year bring 10 mm (0.4 in) or more. 12th wettest of 49 Somerset towns of 2,500+.

982 mm
Rain a year (39 in)
Wetter than 77% of UK towns
29
Days a year with 10 mm of rain or more
1,524 hrs
Sunshine a year at Yeovilton
11 miles away

Rain by month

Millimetres

115 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Yeovilton

192 h
JFMAMJJASOND
Frost & warm days

29 air frosts and 11 days of 25°C a year

On about 29 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 11 days a year reach 25°C (77°F).

29
Air frosts a year (below 0°C)
Fewer frosts than 86% of UK towns
under 1
Days that stay below 0°C
11
Days of 25°C (77°F) or more
More warm days than 51% of UK towns

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.

Weather station

The Met Office station at Yeovilton

Yeovilton is 11 miles north-east of Crewkerne, 20 m (66 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full.

MonthHighLowRainAir frostsSun (hours)
January8.6°C2.0°C70 mm10.058
February9.0°C1.8°C51 mm9.777
March11.2°C3.0°C49 mm7.6114
April13.9°C4.5°C52 mm3.8163
May17.1°C7.4°C47 mm0.5191
June19.9°C10.3°C58 mm0.0188
July21.9°C12.2°C50 mm0.0192
August21.6°C12.2°C61 mm0.0175
September19.2°C10.0°C53 mm0.0142
October15.3°C7.6°C81 mm1.8104
November11.5°C4.4°C80 mm5.569
December9.0°C2.3°C77 mm10.352
Year14.9°C6.5°C728 mm491,524

Met Office historic station data, Yeovilton, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Kipp & Zonen recorder.

Compared with other towns

How Crewkerne 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 Somerset towns that size.

July afternoons21.6°C (71°F)
Warmer than 53% of UK towns28th warmest of 49 Somerset towns
January nights2.9°C (37°F)
Milder than 92% of UK towns8th mildest of 49 Somerset towns
Rain a year982 mm (39 in)
Wetter than 77% of UK towns12th wettest of 49 Somerset towns
Air frosts a year29 nights
Fewer frosts than 86% of UK towns40th frostiest of 49 Somerset towns
Days of 25°C or more11 days
More warm days than 51% of UK towns32nd most 25°C days of 49 Somerset towns
Next door

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.

TownJuly highJanuary lowRain a year
Crewkerne21.6°C2.9°C982 mm
Misterton 1.2 mi21.6°C about the same2.7°C about the same989 mm
Merriott 1.9 mi21.8°C about the same3.0°C about the same941 mm
South Petherton 4.6 mi21.9°C about the same2.8°C about the same819 mm
Stoke sub Hamdon 5.4 mi21.9°C about the same2.7°C about the same814 mm
Beaminster 5.5 mi20.7°C 0.9°C cooler2.3°C 0.6°C colder1,100 mm
Ilminster 6.1 mi21.7°C about the same2.9°C about the same888 mm
Month by month

Crewkerne weather by month

Average daily high and low, mean temperature and rain, 1991–2020, for the town itself (the Met Office’s HadUK-Grid).

MonthHighLowMeanRain
January8.5°C 47°F2.9°C 37°F5.7°C94 mm 3.7 in
February8.6°C 47°F2.4°C 36°F5.5°C77 mm 3.0 in
March10.7°C 51°F3.4°C 38°F7.1°C70 mm 2.8 in
April13.7°C 57°F4.7°C 40°F9.2°C68 mm 2.7 in
May16.9°C 62°F7.4°C 45°F12.2°C63 mm 2.5 in
June19.8°C 68°F10.3°C 50°F15.0°C63 mm 2.5 in
July21.6°C 71°F12.3°C 54°F17.0°C58 mm 2.3 in
August21.2°C 70°F12.5°C 54°F16.9°C78 mm 3.1 in
September18.9°C 66°F10.4°C 51°F14.6°C74 mm 2.9 in
October14.9°C 59°F7.9°C 46°F11.4°C113 mm 4.4 in
November11.2°C 52°F5.2°C 41°F8.2°C115 mm 4.5 in
December8.9°C 48°F3.2°C 38°F6.0°C111 mm 4.4 in
Year14.6°C6.9°C10.7°C982 mm
Sources

Where Crewkerne’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 Crewkerne’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 Yeovilton, 11 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 Crewkerne’s climate

How warm does Crewkerne get in summer?

July is the warmest month, with average highs of 21.6°C (71°F). About 11 days a year reach 25°C (77°F), more than 51% of UK towns.

How cold does Crewkerne get in winter?

February nights average 2.4°C (36°F). The air drops below freezing on about 29 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does Crewkerne get?

About 982 mm (39 in) a year, more than 77% of UK towns. November is the wettest month (115 mm) and July the driest (58 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Yeovilton (11 miles away), averages 1,524 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 Crewkerne. 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 Crewkerne →

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.