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Climate in Polbeth · Met Office 1991–2020 averages

Polbeth sits near the top of UK towns for frosts

On a normal July day the thermometer tops out near 18.9°C (66°F). By July afternoons alone, it runs cooler than 93% of UK towns. Winter and summer sit 19°C apart. Comfortable outdoor weather lasts from June to August, with highs of 17–19°C.

July afternoons: cooler than 93% of UK towns
January nights: colder than 98% of UK towns
Rain a year: wetter than 78% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Polbeth at a glance

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

Jan6°C0°CWettestFrosty nights
Feb7°C0°CFrosty nights
Mar9°C1°C
Apr11°C3°C
May14°C5°C
Jun17°C8°C
Jul19°C10°CWarmest
Aug18°C10°C
Sep16°C8°C
Oct12°C5°C
Nov now9°C3°C
Dec6°C0°CColdest nights
A normal year

What a year in Polbeth feels like

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

Winter
6°C / 0°C
43°F / 33°F · 300 mm of rain, the wettest season
Spring
11°C / 3°C
52°F / 38°F · 197 mm of rain
Summer
18°C / 10°C
65°F / 49°F · 2 days of 25°C+ a year
Autumn
13°C / 5°C
55°F / 42°F · 274 mm of rain
Best months to be outsideJunJulAugHighs of 17–27°C (63–81°F) and nights of 8°C (46°F) or more
Rain

About 1,003 mm of rain a year

January is the wettest month and April the driest. About 30 days a year bring 10 mm (0.4 in) or more. 6th wettest of 13 West Lothian towns of 2,500+.

1,003 mm
Rain a year (39 in)
Wetter than 78% of UK towns
30
Days a year with 10 mm of rain or more
1,282 hrs
Sunshine a year at Paisley
34 miles away

Rain by month

Millimetres

113 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Paisley

184 h
JFMAMJJASOND
Frost & warm days

A frosty town: 71 air frosts and 2 days of 25°C a year

On about 71 nights a year the air drops below freezing, and on about 1 days it stays below freezing all day. About 2 days a year reach 25°C (77°F).

71
Air frosts a year (below 0°C)
More frosts than almost every UK town
1
Days that stay below 0°C
2
Days of 25°C (77°F) or more
Fewer warm days than 92% 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 Paisley

Paisley is 34 miles west of Polbeth, 32 m (105 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.

MonthHighLowRainAir frostsSun (hours)
January7.1°C1.9°C147 mm8.539
February7.8°C2.1°C111 mm7.369
March9.9°C3.2°C100 mm4.3103
April12.9°C5.1°C72 mm0.9133
May16.1°C7.4°C63 mm0.1184
June18.3°C10.2°C67 mm0.0161
July19.7°C12.1°C76 mm0.0149
August19.5°C11.9°C90 mm0.0151
September16.7°C9.9°C99 mm0.0116
October12.9°C6.8°C134 mm0.989
November9.6°C4.3°C133 mm3.654
December6.8°C1.5°C136 mm9.736
Year13.1°C6.4°C1,229 mm351,282

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

Compared with other towns

How Polbeth 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 Lothian towns that size.

July afternoons18.9°C (66°F)
Cooler than 93% of UK towns5th warmest of 13 West Lothian towns
January nights0.5°C (33°F)
Colder than 98% of UK towns11th mildest of 13 West Lothian towns
Rain a year1,003 mm (39 in)
Wetter than 78% of UK towns6th wettest of 13 West Lothian towns
Air frosts a year71 nights
More frosts than almost every UK town2nd frostiest of 13 West Lothian towns
Days of 25°C or more2 days
Fewer warm days than 92% of UK towns6th most 25°C days of 13 West Lothian 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
Polbeth18.9°C0.5°C1,003 mm
West Calder 1.0 mi18.9°C about the same1.0°C about the same1,002 mm
Livingston 2.5 mi18.9°C about the same0.6°C about the same954 mm
Blackburn 2.9 mi18.5°C about the same1.1°C 0.6°C milder1,055 mm
Mid Calder 3.1 mi19.4°C 0.5°C warmer0.8°C about the same839 mm
Bathgate 4.2 mi18.4°C about the same0.9°C about the same1,065 mm
East Calder 4.4 mi19.4°C 0.5°C warmer0.8°C about the same839 mm
Month by month

Polbeth 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
January6.0°C 43°F0.5°C 33°F3.3°C113 mm 4.4 in
February6.8°C 44°F0.5°C 33°F3.6°C84 mm 3.3 in
March8.6°C 47°F1.4°C 35°F5.0°C77 mm 3.0 in
April11.3°C 52°F3.2°C 38°F7.2°C59 mm 2.3 in
May14.3°C 58°F5.5°C 42°F9.9°C60 mm 2.4 in
June17.1°C 63°F8.5°C 47°F12.7°C71 mm 2.8 in
July18.9°C 66°F10.2°C 50°F14.6°C80 mm 3.2 in
August18.3°C 65°F9.8°C 50°F14.0°C81 mm 3.2 in
September16.2°C 61°F8.2°C 47°F12.2°C71 mm 2.8 in
October12.4°C 54°F5.5°C 42°F9.0°C107 mm 4.2 in
November9.0°C 48°F2.8°C 37°F6.0°C96 mm 3.8 in
December6.0°C 43°F0.1°C 32°F3.0°C103 mm 4.1 in
Year12.1°C4.7°C8.4°C1,003 mm
Sources

Where Polbeth’s numbers come from

Averages over 30 years, not a forecast.

  • Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the 1 Met Office 2 km grid square whose centre lies inside Polbeth’s locality.
  • 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 Paisley, 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 Polbeth’s climate

How warm does Polbeth get in summer?

July is the warmest month, with average highs of 18.9°C (66°F). About 2 days a year reach 25°C (77°F), fewer than 92% of UK towns.

How cold does Polbeth get in winter?

December nights average 0.1°C (32°F). The air drops below freezing on about 71 nights a year, and about 1 days a year stay below freezing all day.

How much rain does Polbeth get?

About 1,003 mm (39 in) a year, more than 78% of UK towns. January is the wettest month (113 mm) and April the driest (59 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Paisley (34 miles away), averages 1,282 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 Polbeth. 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 Polbeth →

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.