Hardly any UK towns see harsher January nights than Kirk Merrington
Sunny July days climb to about 20.0°C (68°F). Winter and summer sit 19°C apart. Only about 4 days a year reach 25°C, fewer than in 80% of UK towns. Garden chairs stay out from June to September, the months with highs of 17–20°C.
Met Office 1991–2020 averages for the town itself.
A year in Kirk Merrington at a glance
Each month’s typical high and low, in °C.
What a year in Kirk Merrington feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 744 mm of rain a year
November is the wettest month and March the driest. About 19 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
A frosty town: 56 air frosts and 4 days of 25°C a year
On about 56 nights a year the air drops below freezing, and on about 1 days it stays below freezing all day. About 4 days a year reach 25°C (77°F).
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.
The Met Office station at Durham
Durham is 6.3 miles north of Kirk Merrington, 102 m (335 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full.
| Month | High | Low | Rain | Air frosts |
|---|---|---|---|---|
| January | 6.9°C | 1.3°C | 53 mm | 10.3 |
| February | 7.8°C | 1.4°C | 46 mm | 9.8 |
| March | 9.9°C | 2.5°C | 41 mm | 6.5 |
| April | 12.5°C | 4.1°C | 51 mm | 3.2 |
| May | 15.4°C | 6.5°C | 45 mm | 0.8 |
| June | 18.0°C | 9.3°C | 61 mm | 0.0 |
| July | 20.2°C | 11.3°C | 61 mm | 0.0 |
| August | 19.9°C | 11.3°C | 67 mm | 0.0 |
| September | 17.4°C | 9.2°C | 57 mm | 0.0 |
| October | 13.5°C | 6.5°C | 63 mm | 1.2 |
| November | 9.7°C | 3.6°C | 76 mm | 4.6 |
| December | 7.1°C | 1.4°C | 61 mm | 10.4 |
| Year | 13.2°C | 5.7°C | 681 mm | 47 |
Met Office historic station data, Durham, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.
How Kirk Merrington 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 County Durham towns that size.
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.
| Town | July high | January low | Rain a year |
|---|---|---|---|
| Kirk Merrington | 20.0°C | 0.6°C | 744 mm |
| Chilton 1.7 mi | 20.1°C about the same | 0.8°C about the same | 709 mm |
| Spennymoor 1.8 mi | 20.3°C about the same | 0.8°C about the same | 719 mm |
| Ferryhill 1.8 mi | 20.1°C about the same | 0.8°C about the same | 712 mm |
| Coundon and Leeholme 1.8 mi | 20.4°C about the same | 0.8°C about the same | 715 mm |
| Cornforth 3.6 mi | 20.0°C about the same | 0.8°C about the same | 733 mm |
| Newton Aycliffe 3.7 mi | 20.3°C about the same | 1.0°C about the same | 691 mm |
Kirk Merrington weather by month
Average daily high and low, mean temperature and rain, 1991–2020, for the town itself (the Met Office’s HadUK-Grid).
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 6.4°C 43°F | 0.6°C 33°F | 3.5°C | 66 mm 2.6 in |
| February | 7.5°C 45°F | 1.1°C 34°F | 4.3°C | 50 mm 2.0 in |
| March | 9.7°C 49°F | 2.1°C 36°F | 5.9°C | 45 mm 1.8 in |
| April | 12.1°C 54°F | 3.6°C 39°F | 7.9°C | 53 mm 2.1 in |
| May | 15.3°C 60°F | 6.1°C 43°F | 10.7°C | 48 mm 1.9 in |
| June | 17.8°C 64°F | 8.8°C 48°F | 13.3°C | 67 mm 2.6 in |
| July | 20.0°C 68°F | 10.8°C 51°F | 15.4°C | 67 mm 2.6 in |
| August | 19.6°C 67°F | 10.8°C 51°F | 15.2°C | 74 mm 2.9 in |
| September | 17.2°C 63°F | 8.9°C 48°F | 13.1°C | 59 mm 2.3 in |
| October | 13.3°C 56°F | 6.3°C 43°F | 9.8°C | 72 mm 2.8 in |
| November | 9.4°C 49°F | 3.3°C 38°F | 6.4°C | 77 mm 3.0 in |
| December | 6.9°C 44°F | 1.0°C 34°F | 4.0°C | 67 mm 2.6 in |
| Year | 12.9°C | 5.3°C | 9.1°C | 744 mm |
Where Kirk Merrington’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 Kirk Merrington’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 Durham, 6.3 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 Kirk Merrington’s climate
How warm does Kirk Merrington get in summer?
July is the warmest month, with average highs of 20.0°C (68°F). About 4 days a year reach 25°C (77°F), fewer than 80% of UK towns.
How cold does Kirk Merrington get in winter?
January nights average 0.6°C (33°F). The air drops below freezing on about 56 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Kirk Merrington get?
About 744 mm (29 in) a year, less than 56% of UK towns. November is the wettest month (77 mm) and March the driest (45 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 Kirk Merrington. 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 Kirk Merrington →
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.