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Climate in Armadale · Met Office 1991–2020 averages

Few UK towns get more frosts than Armadale

Expect July afternoons of about 18.7°C (66°F). A year here swings 18°C from midwinter lows to midsummer highs. In July, afternoons here are cooler than in 95% of UK towns. Radiators earn their keep from October to May, the months that average under 10°C.

July afternoons: cooler than 95% of UK towns
January nights: colder than 96% of UK towns
Rain a year: wetter than 81% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Armadale at a glance

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

Jan6°C1°CWettestFrosty nights
Feb7°C1°CFrosty nights
Mar9°C2°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 Armadale feels like

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

Winter
6°C / 1°C
43°F / 33°F · 311 mm of rain, the wettest season
Spring
11°C / 3°C
52°F / 38°F · 205 mm of rain
Summer
18°C / 9°C
64°F / 49°F · 2 days of 25°C+ a year
Autumn
12°C / 5°C
54°F / 42°F · 292 mm of rain
Best months to be outsideJulAugHighs of 17–27°C (63–81°F) and nights of 8°C (46°F) or more
Rain

About 1,053 mm of rain a year

January is the wettest month and April the driest. About 28 days a year bring 10 mm (0.4 in) or more. 5th wettest of 13 West Lothian towns of 2,500+.

1,053 mm
Rain a year (41 in)
Wetter than 81% of UK towns
28
Days a year with 10 mm of rain or more
1,282 hrs
Sunshine a year at Paisley
29 miles away

Rain by month

Millimetres

112 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Paisley

184 h
JFMAMJJASOND
Frost & warm days

A frosty town: 65 air frosts and 2 days of 25°C a year

On about 65 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).

65
Air frosts a year (below 0°C)
More frosts than 98% of UK towns
1
Days that stay below 0°C
2
Days of 25°C (77°F) or more
Fewer warm days than 93% 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 29 miles west of Armadale, 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 Armadale 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 afternoons18.7°C (66°F)
Cooler than 95% of UK towns9th warmest of 13 West Lothian towns
January nights0.8°C (33°F)
Colder than 96% of UK towns8th mildest of 13 West Lothian towns
Rain a year1,053 mm (41 in)
Wetter than 81% of UK towns5th wettest of 13 West Lothian towns
Air frosts a year65 nights
More frosts than 98% of UK towns8th frostiest of 13 West Lothian towns
Days of 25°C or more2 days
Fewer warm days than 93% of UK towns9th 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
Armadale18.7°C0.8°C1,053 mm
Whitburn 2.3 mi18.6°C about the same0.4°C about the same1,119 mm
Bathgate 2.4 mi18.4°C about the same0.9°C about the same1,065 mm
Harthill 3.2 mi18.6°C about the same0.4°C about the same1,114 mm
Blackburn 3.3 mi18.5°C about the same1.1°C about the same1,055 mm
Fauldhouse 4.7 mi17.5°C 1.2°C cooler0.3°C 0.5°C colder1,315 mm
Maddiston 5.3 mi19.8°C 1.1°C warmer1.2°C about the same979 mm
Month by month

Armadale 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
January6.1°C 43°F0.8°C 33°F3.5°C112 mm 4.4 in
February6.6°C 44°F0.5°C 33°F3.6°C91 mm 3.6 in
March8.5°C 47°F1.6°C 35°F5.0°C84 mm 3.3 in
April11.2°C 52°F3.1°C 38°F7.2°C57 mm 2.2 in
May14.3°C 58°F5.4°C 42°F9.8°C64 mm 2.5 in
June16.9°C 62°F8.3°C 47°F12.6°C74 mm 2.9 in
July18.7°C 66°F10.1°C 50°F14.4°C81 mm 3.2 in
August18.3°C 65°F9.9°C 50°F14.1°C90 mm 3.5 in
September15.9°C 61°F8.2°C 47°F12.0°C78 mm 3.1 in
October12.2°C 54°F5.4°C 42°F8.8°C111 mm 4.4 in
November8.5°C 47°F2.6°C 37°F5.7°C104 mm 4.1 in
December6.1°C 43°F0.3°C 33°F3.1°C108 mm 4.3 in
Year11.9°C4.7°C8.3°C1,053 mm
Sources

Where Armadale’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 Armadale’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, 29 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 Armadale’s climate

How warm does Armadale get in summer?

July is the warmest month, with average highs of 18.7°C (66°F). About 2 days a year reach 25°C (77°F), fewer than 93% of UK towns.

How cold does Armadale get in winter?

December nights average 0.3°C (33°F). The air drops below freezing on about 65 nights a year, and about 1 days a year stay below freezing all day.

How much rain does Armadale get?

About 1,053 mm (41 in) a year, more than 81% of UK towns. January is the wettest month (112 mm) and April the driest (57 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Paisley (29 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 Armadale. 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 Armadale →

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.