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Climate in St Newlyn East · Met Office 1991–2020 averages

St Newlyn East sits near the top of UK towns for mild winters

Sunny July days climb to about 20.5°C (69°F). The rainiest month is November; the driest is May. By warm days alone, it ranks cooler than 86% of UK towns. The heating season runs November to April: each of those months averages under 10°C.

July afternoons: cooler than 67% of UK towns
January nights: milder than 98% of UK towns
Rain a year: wetter than 82% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in St Newlyn East at a glance

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

Jan9°C4°C
Feb9°C4°CColdest nights
Mar11°C5°C
Apr14°C6°C
May16°C8°C
Jun19°C11°C
Jul20°C13°CWarmest
Aug20°C12°C
Sep18°C11°C
Oct15°C9°C
Nov now12°C6°CWettest
Dec10°C4°C
A normal year

What a year in St Newlyn East feels like

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

Winter
10°C / 4°C
49°F / 39°F · 16 air frosts a year
Spring
14°C / 6°C
57°F / 43°F · 185 mm of rain
Summer
20°C / 12°C
67°F / 54°F · 3 days of 25°C+ a year
Autumn
15°C / 9°C
60°F / 47°F · 341 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 1,062 mm of rain a year

November is the wettest month and May the driest. About 32 days a year bring 10 mm (0.4 in) or more.

1,062 mm
Rain a year (42 in)
Wetter than 82% of UK towns
32
Days a year with 10 mm of rain or more
1,611 hrs
Sunshine a year at Camborne
16 miles away

Rain by month

Millimetres

145 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Camborne

208 h
JFMAMJJASOND
Frost & warm days

16 air frosts and 3 days of 25°C a year

On about 16 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).

16
Air frosts a year (below 0°C)
Fewer frosts than 98% of UK towns
under 1
Days that stay below 0°C
3
Days of 25°C (77°F) or more
Fewer warm days than 86% 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 Camborne

Camborne is 16 miles south-west of St Newlyn East, 87 m (285 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full.

MonthHighLowRainAir frostsSun (hours)
January9.2°C4.9°C121 mm2.260
February9.1°C4.6°C95 mm2.182
March10.2°C5.4°C72 mm1.1121
April12.1°C6.6°C73 mm0.0181
May14.5°C8.8°C61 mm0.0208
June16.9°C11.2°C63 mm0.0205
July18.7°C13.2°C69 mm0.0190
August19.0°C13.4°C79 mm0.0180
September17.5°C12.0°C78 mm0.0154
October14.6°C10.0°C111 mm0.0108
November11.8°C7.4°C130 mm0.268
December9.9°C5.6°C126 mm1.754
Year13.6°C8.6°C1,076 mm71,611

Met Office historic station data, Camborne, 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 St Newlyn East 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 Cornwall towns that size.

July afternoons20.5°C (69°F)
Cooler than 67% of UK towns
January nights3.8°C (39°F)
Milder than 98% of UK towns
Rain a year1,062 mm (42 in)
Wetter than 82% of UK towns
Air frosts a year16 nights
Fewer frosts than 98% of UK towns
Days of 25°C or more3 days
Fewer warm days than 86% 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
St Newlyn East20.5°C3.8°C1,062 mm
Quintrell Downs 2.8 mi19.5°C 1.0°C cooler4.3°C about the same1,060 mm
Newquay 3.5 mi19.6°C 0.9°C cooler4.6°C 0.8°C milder976 mm
St Erme and Trispen 3.9 mi19.9°C 0.6°C cooler3.5°C about the same1,117 mm
Perranporth 4.6 mi18.9°C 1.6°C cooler4.8°C 1.0°C milder1,043 mm
Shortlanesend 5.5 mi19.9°C 0.6°C cooler3.6°C about the same1,093 mm
Indian Queens, Fraddon and St Columb Road 5.5 mi19.8°C 0.7°C cooler3.3°C about the same1,262 mm
Month by month

St Newlyn East 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
January9.4°C 49°F3.8°C 39°F6.5°C119 mm 4.7 in
February9.4°C 49°F3.6°C 38°F6.5°C96 mm 3.8 in
March11.0°C 52°F4.6°C 40°F7.9°C71 mm 2.8 in
April13.6°C 56°F5.7°C 42°F9.8°C59 mm 2.3 in
May16.2°C 61°F8.1°C 46°F12.0°C55 mm 2.2 in
June18.6°C 65°F10.7°C 51°F14.6°C62 mm 2.5 in
July20.5°C 69°F12.7°C 55°F16.5°C63 mm 2.5 in
August20.1°C 68°F12.5°C 54°F16.5°C78 mm 3.1 in
September18.4°C 65°F10.9°C 52°F14.7°C68 mm 2.7 in
October15.4°C 60°F8.7°C 48°F12.0°C129 mm 5.1 in
November12.0°C 54°F5.9°C 43°F9.1°C145 mm 5.7 in
December10.0°C 50°F4.2°C 39°F7.0°C117 mm 4.6 in
Year14.6°C7.6°C11.1°C1,062 mm
Sources

Where St Newlyn East’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 St Newlyn East’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 Camborne, 16 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 St Newlyn East’s climate

How warm does St Newlyn East get in summer?

July is the warmest month, with average highs of 20.5°C (69°F). About 3 days a year reach 25°C (77°F), fewer than 86% of UK towns.

How cold does St Newlyn East get in winter?

February nights average 3.6°C (38°F). The air drops below freezing on about 16 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does St Newlyn East get?

About 1,062 mm (42 in) a year, more than 82% of UK towns. November is the wettest month (145 mm) and May the driest (55 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Camborne (16 miles away), averages 1,611 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 St Newlyn East. 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 St Newlyn East →

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.