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Climate in Magherafelt · Met Office 1991–2020 averages

Fewer days reach 25 degrees in Magherafelt than in 93% of UK towns

January nights here settle around 1.6°C (35°F). Of the 5 Mid Ulster towns, it is the wettest. Only 18°C separates winter nights from summer afternoons. Central heating does most of its work from October to April, in months below 10°C on average.

July afternoons: cooler than 88% of UK towns
January nights: colder than 66% of UK towns
Rain a year: wetter than 84% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Magherafelt at a glance

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

Jan7°C2°C
Feb8°C2°CColdest nights
Mar10°C3°C
Apr12°C4°C
May15°C6°C
Jun18°C9°C
Jul19°C11°CWarmest
Aug19°C11°C
Sep17°C9°C
Oct13°C6°C
Nov now10°C4°C
Dec8°C2°CWettest
A normal year

What a year in Magherafelt feels like

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

Winter
8°C / 2°C
46°F / 35°F · 313 mm of rain, the wettest season
Spring
13°C / 4°C
55°F / 40°F · 227 mm of rain
Summer
19°C / 10°C
66°F / 50°F · 2 days of 25°C+ a year
Autumn
13°C / 6°C
56°F / 43°F · 300 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 1,089 mm of rain a year

December is the wettest month and April the driest. About 27 days a year bring 10 mm (0.4 in) or more. The wettest of 5 Mid Ulster towns of 2,500+.

1,089 mm
Rain a year (43 in)
Wetter than 84% of UK towns
27
Days a year with 10 mm of rain or more
1,281 hrs
Sunshine a year at Armagh
28 miles away

Rain by month

Millimetres

118 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Armagh

180 h
JFMAMJJASOND
Frost & warm days

43 air frosts and 2 days of 25°C a year

On about 43 nights a year the air drops below freezing; days that stay below freezing are rare. About 2 days a year reach 25°C (77°F).

43
Air frosts a year (below 0°C)
More frosts than 58% of UK towns
under 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 Armagh

Armagh is 28 miles south of Magherafelt, 62 m (203 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)
January7.8°C2.2°C73 mm7.747
February8.6°C2.0°C59 mm7.671
March10.4°C3.1°C60 mm5.3102
April13.0°C4.6°C56 mm2.3150
May15.9°C7.0°C58 mm0.2180
June18.2°C9.8°C63 mm0.0146
July19.7°C11.7°C70 mm0.0135
August19.4°C11.6°C79 mm0.0141
September17.3°C9.7°C65 mm0.0114
October13.7°C7.0°C81 mm0.892
November10.3°C4.3°C82 mm3.562
December8.0°C2.4°C81 mm7.343
Year13.5°C6.3°C825 mm351,281

Met Office historic station data, Armagh, 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 Magherafelt 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 Mid Ulster towns that size.

July afternoons19.2°C (67°F)
Cooler than 88% of UK towns3rd warmest of 5 Mid Ulster towns
January nights1.6°C (35°F)
Colder than 66% of UK towns4th mildest of 5 Mid Ulster towns
Rain a year1,089 mm (43 in)
Wetter than 84% of UK townsThe wettest of 5 Mid Ulster towns
Air frosts a year43 nights
More frosts than 58% of UK towns2nd frostiest of 5 Mid Ulster towns
Days of 25°C or more2 days
Fewer warm days than 93% of UK towns5th most 25°C days of 5 Mid Ulster 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
Magherafelt19.2°C1.6°C1,089 mm
Maghera 6.9 mi19.2°C about the same1.6°C about the same1,063 mm
Cookstown 9.4 mi19.2°C about the same1.6°C about the same1,034 mm
Randalstown 11.8 mi18.6°C 0.6°C cooler2.1°C 0.5°C milder971 mm
Month by month

Magherafelt 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
January7.3°C 45°F1.6°C 35°F4.5°C107 mm 4.2 in
February8.1°C 47°F1.5°C 35°F4.8°C88 mm 3.5 in
March9.9°C 50°F2.6°C 37°F6.2°C85 mm 3.3 in
April12.5°C 54°F4.1°C 39°F8.2°C71 mm 2.8 in
May15.3°C 60°F6.3°C 43°F10.7°C71 mm 2.8 in
June17.8°C 64°F9.0°C 48°F13.4°C75 mm 2.9 in
July19.2°C 67°F10.9°C 52°F15.1°C82 mm 3.2 in
August18.9°C 66°F10.5°C 51°F14.7°C92 mm 3.6 in
September16.7°C 62°F8.7°C 48°F12.6°C79 mm 3.1 in
October13.2°C 56°F6.1°C 43°F9.6°C108 mm 4.3 in
November9.8°C 50°F3.6°C 38°F6.7°C113 mm 4.4 in
December7.7°C 46°F1.8°C 35°F4.8°C118 mm 4.6 in
Year13.0°C5.5°C9.3°C1,089 mm
Sources

Where Magherafelt’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 Magherafelt’s settlement.
  • 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 Armagh, 28 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 Magherafelt’s climate

How warm does Magherafelt get in summer?

July is the warmest month, with average highs of 19.2°C (67°F). About 2 days a year reach 25°C (77°F), fewer than 93% of UK towns.

How cold does Magherafelt get in winter?

February nights average 1.5°C (35°F). The air drops below freezing on about 43 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does Magherafelt get?

About 1,089 mm (43 in) a year, more than 84% of UK towns. December is the wettest month (118 mm) and April the driest (71 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Armagh (28 miles away), averages 1,281 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 Magherafelt. 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 Magherafelt →

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.