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Climate in Gresham · Met Office 1991–2020 averages

Ice rarely forms: Gresham sees fewer frosts than 80% of UK towns

Sunny July days climb to about 21.0°C (70°F). From frosty January to warm July, readings climb 19°C. Rain is light here, less than falls on 66% of UK towns. Homes need heating from November to April, the months averaging under 10°C.

July afternoons: cooler than 61% of UK towns
January nights: milder than 64% of UK towns
Rain a year: drier than 66% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Gresham at a glance

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

Jan7°C2°C
Feb7°C2°CColdest nights
Mar10°C3°C
Apr12°C5°C
May15°C8°C
Jun18°C11°C
Jul21°C13°CWarmest
Aug21°C13°C
Sep18°C11°C
Oct14°C8°C
Nov now10°C5°CWettest
Dec7°C2°C
A normal year

What a year in Gresham feels like

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

Winter
7°C / 2°C
45°F / 36°F · 33 air frosts a year
Spring
12°C / 5°C
54°F / 42°F · 138 mm of rain
Summer
20°C / 12°C
68°F / 54°F · 10 days of 25°C+ a year
Autumn
14°C / 8°C
57°F / 46°F · 211 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 701 mm of rain a year

November is the wettest month and April the driest. About 15 days a year bring 10 mm (0.4 in) or more.

701 mm
Rain a year (28 in)
Drier than 66% of UK towns
15
Days a year with 10 mm of rain or more

Rain by month

Millimetres

79 mm
JFMAMJJASOND
Frost & warm days

33 air frosts and 10 days of 25°C a year

On about 33 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 10 days a year reach 25°C (77°F).

33
Air frosts a year (below 0°C)
Fewer frosts than 80% of UK towns
under 1
Days that stay below 0°C
10
Days of 25°C (77°F) or more
Fewer warm days than 51% 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 Cambridge NIAB

Cambridge NIAB is 65 miles south-west of Gresham, 26 m (85 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 frosts
January7.7°C1.9°C49 mm9.0
February8.3°C1.8°C36 mm8.7
March11.0°C3.1°C33 mm5.2
April14.1°C4.7°C38 mm2.6
May17.4°C7.4°C43 mm0.6
June20.4°C10.5°C49 mm0.0
July23.1°C12.6°C48 mm0.0
August22.9°C12.6°C56 mm0.0
September19.6°C10.5°C51 mm0.0
October15.1°C7.9°C59 mm0.7
November10.7°C4.5°C53 mm3.7
December8.0°C2.2°C50 mm9.2
Year14.9°C6.6°C563 mm40

Met Office historic station data, Cambridge NIAB, 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 Gresham 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 Norfolk towns that size.

July afternoons21.0°C (70°F)
Cooler than 61% of UK towns
January nights1.9°C (35°F)
Milder than 64% of UK towns
Rain a year701 mm (28 in)
Drier than 66% of UK towns
Air frosts a year33 nights
Fewer frosts than 80% of UK towns
Days of 25°C or more10 days
Fewer warm days than 51% 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
Gresham21.0°C1.9°C701 mm
West Runton and Beeston Regis 2.6 mi20.9°C about the same2.2°C about the same688 mm
Sheringham 2.8 mi20.8°C about the same2.4°C about the same721 mm
Cromer 4.0 mi20.8°C about the same2.4°C about the same732 mm
Holt 5.0 mi21.0°C about the same1.8°C about the same731 mm
Briston 7.3 mi21.4°C about the same1.6°C about the same766 mm
Aylsham 7.5 mi21.8°C 0.8°C warmer1.6°C about the same679 mm
Month by month

Gresham 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
January6.9°C 44°F1.9°C 35°F4.4°C54 mm 2.1 in
February7.3°C 45°F1.8°C 35°F4.5°C47 mm 1.9 in
March9.6°C 49°F3.2°C 38°F6.4°C49 mm 1.9 in
April12.4°C 54°F5.1°C 41°F8.7°C41 mm 1.6 in
May15.5°C 60°F7.9°C 46°F11.6°C47 mm 1.9 in
June18.5°C 65°F10.7°C 51°F14.6°C58 mm 2.3 in
July21.0°C 70°F13.0°C 55°F16.9°C55 mm 2.2 in
August20.9°C 70°F13.0°C 55°F16.9°C69 mm 2.7 in
September18.0°C 64°F10.9°C 52°F14.4°C60 mm 2.4 in
October14.0°C 57°F8.1°C 47°F11.0°C73 mm 2.9 in
November9.9°C 50°F4.6°C 40°F7.2°C79 mm 3.1 in
December7.3°C 45°F2.3°C 36°F4.8°C69 mm 2.7 in
Year13.4°C6.9°C10.1°C701 mm
Sources

Where Gresham’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 Gresham’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 Cambridge NIAB, 65 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 Gresham’s climate

How warm does Gresham get in summer?

July is the warmest month, with average highs of 21.0°C (70°F). About 10 days a year reach 25°C (77°F), fewer than 51% of UK towns.

How cold does Gresham get in winter?

February nights average 1.8°C (35°F). The air drops below freezing on about 33 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does Gresham get?

About 701 mm (28 in) a year, less than 66% of UK towns. November is the wettest month (79 mm) and April the driest (41 mm).

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 Gresham. 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 Gresham →

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.