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Climate in West Chinnock · Met Office 1991–2020 averages

Winter nights in West Chinnock are milder than in 92% of UK towns

In July the day’s top temperature is typically 21.9°C (71°F). Rain is plentiful here, more than falls on 64% of UK towns. Of all months, November brings the most rain and July the least. Frost greets about 31 mornings a year, so leave time to clear the car.

July afternoons: warmer than 61% of UK towns
January nights: milder than 92% of UK towns
Rain a year: wetter than 64% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in West Chinnock at a glance

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

Jan9°C3°C
Feb9°C3°CColdest nights
Mar11°C4°C
Apr14°C5°C
May17°C8°C
Jun20°C11°C
Jul22°C13°CWarmest
Aug22°C13°C
Sep19°C11°C
Oct15°C8°C
Nov now11°C5°CWettest
Dec9°C3°C
A normal year

What a year in West Chinnock 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 · 31 air frosts a year
Spring
14°C / 5°C
57°F / 42°F · 172 mm of rain
Summer
21°C / 12°C
70°F / 54°F · 12 days of 25°C+ a year
Autumn
15°C / 8°C
59°F / 47°F · 264 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 863 mm of rain a year

November is the wettest month and July the driest. About 26 days a year bring 10 mm (0.4 in) or more.

863 mm
Rain a year (34 in)
Wetter than 64% of UK towns
26
Days a year with 10 mm of rain or more
1,524 hrs
Sunshine a year at Yeovilton
8.1 miles away

Rain by month

Millimetres

101 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Yeovilton

192 h
JFMAMJJASOND
Frost & warm days

31 air frosts and 12 days of 25°C a year

On about 31 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 12 days a year reach 25°C (77°F).

31
Air frosts a year (below 0°C)
Fewer frosts than 83% of UK towns
under 1
Days that stay below 0°C
12
Days of 25°C (77°F) or more
More warm days than 57% 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 8.1 miles north-east of West Chinnock, 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 West Chinnock 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 afternoons21.9°C (71°F)
Warmer than 61% of UK towns
January nights2.9°C (37°F)
Milder than 92% of UK towns
Rain a year863 mm (34 in)
Wetter than 64% of UK towns
Air frosts a year31 nights
Fewer frosts than 83% of UK towns
Days of 25°C or more12 days
More warm days than 57% of UK 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
West Chinnock21.9°C2.9°C863 mm
Merriott 1.4 mi21.8°C about the same3.0°C about the same941 mm
Stoke sub Hamdon 2.7 mi21.9°C about the same2.7°C about the same814 mm
Crewkerne 2.8 mi21.6°C about the same2.9°C about the same982 mm
South Petherton 3.0 mi21.9°C about the same2.8°C about the same819 mm
Misterton 3.1 mi21.6°C about the same2.7°C about the same989 mm
Martock 4.0 mi21.9°C about the same2.6°C about the same813 mm
Month by month

West Chinnock 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°C86 mm 3.4 in
February8.9°C 48°F2.7°C 37°F5.7°C65 mm 2.6 in
March11.0°C 52°F3.8°C 39°F7.4°C60 mm 2.3 in
April14.0°C 57°F5.0°C 41°F9.5°C58 mm 2.3 in
May17.2°C 63°F7.7°C 46°F12.5°C55 mm 2.1 in
June20.1°C 68°F10.6°C 51°F15.3°C56 mm 2.2 in
July21.9°C 71°F12.6°C 55°F17.3°C51 mm 2.0 in
August21.5°C 71°F12.8°C 55°F17.2°C75 mm 2.9 in
September19.2°C 67°F10.7°C 51°F14.9°C67 mm 2.6 in
October15.2°C 59°F8.2°C 47°F11.7°C96 mm 3.8 in
November11.4°C 53°F5.4°C 42°F8.4°C101 mm 4.0 in
December9.1°C 48°F3.3°C 38°F6.2°C95 mm 3.7 in
Year14.8°C7.1°C11.0°C863 mm
Sources

Where West Chinnock’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 West Chinnock’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, 8.1 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 West Chinnock’s climate

How warm does West Chinnock get in summer?

July is the warmest month, with average highs of 21.9°C (71°F). About 12 days a year reach 25°C (77°F), more than 57% of UK towns.

How cold does West Chinnock get in winter?

February nights average 2.7°C (37°F). The air drops below freezing on about 31 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does West Chinnock get?

About 863 mm (34 in) a year, more than 64% of UK towns. November is the wettest month (101 mm) and July the driest (51 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Yeovilton (8.1 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 West Chinnock. 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 West Chinnock →

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.