Photo: Mtaylor848 · CC BY-SA 3.0Green Hammerton has colder winter nights than 92% of UK towns
On a normal July day the thermometer tops out near 21.3°C (70°F). August is the wettest month, March the driest. Rain is light here, less than falls on 78% of UK towns. Homes need heating from November to April, the months averaging under 10°C.
Met Office 1991–2020 averages for the town itself.
A year in Green Hammerton at a glance
Each month’s typical high and low, in °C.
What a year in Green Hammerton feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 657 mm of rain a year
August is the wettest month and March the driest. About 14 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Bradford
50 air frosts and 10 days of 25°C a year
On about 50 nights a year the air drops below freezing, and on about 1 days it stays below freezing all day. About 10 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 Bradford
Bradford is 23 miles south-west of Green Hammerton, 134 m (440 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 | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.8°C | 1.8°C | 88 mm | 8.8 | 43 |
| February | 7.4°C | 1.8°C | 74 mm | 8.2 | 68 |
| March | 9.5°C | 2.9°C | 64 mm | 4.8 | 105 |
| April | 12.5°C | 4.7°C | 58 mm | 2.1 | 142 |
| May | 15.7°C | 7.2°C | 52 mm | 0.4 | 173 |
| June | 18.2°C | 10.1°C | 73 mm | 0.0 | 159 |
| July | 20.4°C | 12.2°C | 64 mm | 0.0 | 167 |
| August | 19.8°C | 12.0°C | 74 mm | 0.0 | 156 |
| September | 17.2°C | 9.9°C | 70 mm | 0.0 | 123 |
| October | 13.4°C | 7.1°C | 84 mm | 0.9 | 90 |
| November | 9.6°C | 4.1°C | 90 mm | 4.1 | 55 |
| December | 7.2°C | 2.0°C | 99 mm | 8.8 | 38 |
| Year | 13.1°C | 6.3°C | 890 mm | 38 | 1,320 |
Met Office historic station data, Bradford, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.
How Green Hammerton 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 North Yorkshire 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 |
|---|---|---|---|
| Green Hammerton | 21.3°C | 1.1°C | 657 mm |
| Tockwith 2.8 mi | 21.4°C about the same | 1.4°C about the same | 637 mm |
| Wetherby 6.1 mi | 21.2°C about the same | 1.5°C about the same | 636 mm |
| Thorp Arch 6.2 mi | 21.5°C about the same | 1.5°C about the same | 625 mm |
| Upper Poppleton 6.4 mi | 22.0°C 0.7°C warmer | 1.6°C 0.5°C milder | 654 mm |
| Knaresborough 6.6 mi | 20.8°C about the same | 1.2°C about the same | 786 mm |
| Spofforth 6.9 mi | 21.2°C about the same | 1.4°C about the same | 638 mm |
Green Hammerton 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 | 7.0°C 45°F | 1.1°C 34°F | 4.1°C | 52 mm 2.0 in |
| February | 7.9°C 46°F | 1.3°C 34°F | 4.6°C | 45 mm 1.8 in |
| March | 10.3°C 50°F | 2.4°C 36°F | 6.4°C | 43 mm 1.7 in |
| April | 13.1°C 56°F | 4.2°C 40°F | 8.6°C | 47 mm 1.8 in |
| May | 16.2°C 61°F | 6.7°C 44°F | 11.5°C | 47 mm 1.9 in |
| June | 19.0°C 66°F | 9.7°C 49°F | 14.3°C | 59 mm 2.3 in |
| July | 21.3°C 70°F | 11.7°C 53°F | 16.5°C | 55 mm 2.1 in |
| August | 20.8°C 70°F | 11.6°C 53°F | 16.2°C | 66 mm 2.6 in |
| September | 18.0°C 64°F | 9.4°C 49°F | 13.8°C | 57 mm 2.2 in |
| October | 14.0°C 57°F | 6.7°C 44°F | 10.4°C | 63 mm 2.5 in |
| November | 10.0°C 50°F | 3.6°C 38°F | 6.8°C | 63 mm 2.5 in |
| December | 7.3°C 45°F | 1.2°C 34°F | 4.3°C | 60 mm 2.4 in |
| Year | 13.8°C | 5.8°C | 9.8°C | 657 mm |
Where Green Hammerton’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 Green Hammerton’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 Bradford, 23 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 Green Hammerton’s climate
How warm does Green Hammerton get in summer?
July is the warmest month, with average highs of 21.3°C (70°F). About 10 days a year reach 25°C (77°F), fewer than 51% of UK towns.
How cold does Green Hammerton get in winter?
January nights average 1.1°C (34°F). The air drops below freezing on about 50 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Green Hammerton get?
About 657 mm (26 in) a year, less than 78% of UK towns. August is the wettest month (66 mm) and March the driest (43 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Bradford (23 miles away), averages 1,320 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 Green Hammerton. 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 Green Hammerton →
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