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Climate in Greasby · Met Office 1991–2020 averages

Few UK towns get fewer frosts than Greasby

On a normal July day the thermometer tops out near 20.3°C (69°F). Expect the heaviest rain in October and the lightest in March. Only about 5 days a year reach 25°C, fewer than in 74% of UK towns. Keep the boiler serviced for the months from November to April, which average under 10°C.

July afternoons: cooler than 70% of UK towns
January nights: milder than 96% of UK towns
Rain a year: wetter than 55% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Greasby at a glance

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

Jan8°C3°C
Feb8°C3°CColdest nights
Mar10°C4°C
Apr13°C6°C
May16°C9°C
Jun19°C12°C
Jul20°C14°CWarmest
Aug20°C14°C
Sep18°C12°C
Oct14°C9°CWettest
Nov now10°C6°C
Dec8°C3°C
A normal year

What a year in Greasby feels like

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

Winter
8°C / 3°C
46°F / 38°F · 17 air frosts a year
Spring
13°C / 6°C
55°F / 43°F · 153 mm of rain
Summer
20°C / 13°C
67°F / 55°F · 5 days of 25°C+ a year
Autumn
14°C / 9°C
57°F / 48°F · 244 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 802 mm of rain a year

October is the wettest month and March the driest. About 16 days a year bring 10 mm (0.4 in) or more. 19th wettest of 25 Merseyside towns of 2,500+.

802 mm
Rain a year (32 in)
Wetter than 55% of UK towns
16
Days a year with 10 mm of rain or more
1,392 hrs
Sunshine a year at Shawbury
45 miles away

Rain by month

Millimetres

86 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Shawbury

181 h
JFMAMJJASOND
Frost & warm days

17 air frosts and 5 days of 25°C a year

On about 17 nights a year the air drops below freezing; days that stay below freezing are rare. About 5 days a year reach 25°C (77°F).

17
Air frosts a year (below 0°C)
Fewer frosts than 97% of UK towns
under 1
Days that stay below 0°C
5
Days of 25°C (77°F) or more
Fewer warm days than 74% 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 Shawbury

Shawbury is 45 miles south-east of Greasby, 72 m (236 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)
January7.5°C1.2°C57 mm11.750
February8.1°C1.2°C43 mm10.871
March10.3°C2.3°C43 mm8.2109
April13.2°C3.9°C47 mm4.4148
May16.3°C6.7°C54 mm0.9181
June19.1°C9.6°C59 mm0.0173
July21.1°C11.5°C58 mm0.0179
August20.7°C11.4°C64 mm0.0156
September18.1°C9.3°C61 mm0.0127
October14.2°C6.6°C69 mm1.892
November10.3°C3.5°C61 mm6.759
December7.7°C1.3°C66 mm11.248
Year13.9°C5.7°C682 mm561,392

Met Office historic station data, Shawbury, 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 Greasby 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 Merseyside towns that size.

July afternoons20.3°C (69°F)
Cooler than 70% of UK towns21st warmest of 25 Merseyside towns
January nights3.3°C (38°F)
Milder than 96% of UK towns4th mildest of 25 Merseyside towns
Rain a year802 mm (32 in)
Wetter than 55% of UK towns19th wettest of 25 Merseyside towns
Air frosts a year17 nights
Fewer frosts than 97% of UK towns22nd frostiest of 25 Merseyside towns
Days of 25°C or more5 days
Fewer warm days than 74% of UK towns21st most 25°C days of 25 Merseyside 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
Greasby20.3°C3.3°C802 mm
Meols 2.4 mi20.3°C about the same3.5°C about the same762 mm
West Kirby 2.4 mi20.3°C about the same2.9°C about the same805 mm
Caldy 2.5 mi20.9°C 0.6°C warmer2.6°C 0.7°C colder805 mm
Birkenhead 2.6 mi20.4°C about the same3.1°C about the same787 mm
Hoylake 2.8 mi20.3°C about the same3.5°C about the same762 mm
Heswall 2.8 mi20.6°C about the same2.2°C 1.0°C colder788 mm
Month by month

Greasby 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
January7.9°C 46°F3.3°C 38°F5.6°C61 mm 2.4 in
February8.0°C 46°F3.0°C 37°F5.5°C51 mm 2.0 in
March10.2°C 50°F4.1°C 39°F7.2°C51 mm 2.0 in
April12.8°C 55°F5.9°C 43°F9.4°C51 mm 2.0 in
May16.0°C 61°F8.8°C 48°F12.4°C52 mm 2.1 in
June18.5°C 65°F11.7°C 53°F15.1°C65 mm 2.6 in
July20.3°C 69°F13.7°C 57°F17.0°C70 mm 2.8 in
August19.9°C 68°F13.7°C 57°F16.8°C73 mm 2.9 in
September17.8°C 64°F11.7°C 53°F14.7°C75 mm 3.0 in
October14.1°C 57°F8.7°C 48°F11.4°C86 mm 3.4 in
November10.4°C 51°F5.7°C 42°F8.0°C82 mm 3.2 in
December8.0°C 46°F3.2°C 38°F5.6°C84 mm 3.3 in
Year13.7°C7.8°C10.7°C802 mm
Sources

Where Greasby’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 Greasby’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 Shawbury, 45 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 Greasby’s climate

How warm does Greasby get in summer?

July is the warmest month, with average highs of 20.3°C (69°F). About 5 days a year reach 25°C (77°F), fewer than 74% of UK towns.

How cold does Greasby get in winter?

February nights average 3.0°C (37°F). The air drops below freezing on about 17 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does Greasby get?

About 802 mm (32 in) a year, more than 55% of UK towns. October is the wettest month (86 mm) and March the driest (51 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Shawbury (45 miles away), averages 1,392 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 Greasby. 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 Greasby →

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.