Photo: Ian S · CC BY-SA 2.0Rainfall in Thorne trails that of 92% of UK towns: 606 mm (24 in) a year
July afternoons average 22.0°C (72°F). Seasons differ by 20°C, from the coldest nights to the warmest afternoons. Summer afternoons here are warmer than in 66% of UK towns. Long walks are most pleasant from June to September, when afternoons reach 19–22°C.
Met Office 1991–2020 averages for the town itself.
A year in Thorne at a glance
Each month’s typical high and low, in °C.
What a year in Thorne feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 606 mm of rain a year
August is the wettest month and February the driest. About 13 days a year bring 10 mm (0.4 in) or more. 50th wettest of 63 South Yorkshire towns of 2,500+.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Sheffield
41 air frosts and 13 days of 25°C a year
On about 41 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 13 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 Sheffield
Sheffield is 27 miles south-west of Thorne, 131 m (430 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.
| Month | High | Low | Rain | Air frosts | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.0°C | 2.2°C | 76 mm | 7.2 | 49 |
| February | 7.7°C | 2.2°C | 67 mm | 7.0 | 75 |
| March | 10.1°C | 3.4°C | 60 mm | 3.6 | 119 |
| April | 13.1°C | 5.2°C | 59 mm | 1.1 | 150 |
| May | 16.4°C | 7.8°C | 55 mm | 0.1 | 193 |
| June | 19.2°C | 10.8°C | 78 mm | 0.0 | 175 |
| July | 21.3°C | 12.8°C | 62 mm | 0.0 | 194 |
| August | 20.8°C | 12.6°C | 65 mm | 0.0 | 179 |
| September | 17.8°C | 10.5°C | 63 mm | 0.0 | 135 |
| October | 13.7°C | 7.8°C | 79 mm | 0.4 | 95 |
| November | 9.8°C | 4.8°C | 85 mm | 2.4 | 59 |
| December | 7.3°C | 2.6°C | 87 mm | 6.5 | 48 |
| Year | 13.7°C | 6.9°C | 834 mm | 28 | 1,469 |
Met Office historic station data, Sheffield, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Kipp & Zonen recorder.
How Thorne 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 South 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 |
|---|---|---|---|
| Thorne | 22.0°C | 1.6°C | 606 mm |
| Moorends 1.3 mi | 21.9°C about the same | 1.6°C about the same | 612 mm |
| Stainforth 3.1 mi | 22.0°C about the same | 1.6°C about the same | 604 mm |
| Dunscroft and Hatfield 3.5 mi | 22.0°C about the same | 1.7°C about the same | 600 mm |
| Hatfield Woodhouse 4.7 mi | 22.1°C about the same | 1.5°C about the same | 606 mm |
| Crowle 5.1 mi | 21.9°C about the same | 1.5°C about the same | 624 mm |
| Kirk Sandall and Edenthorpe 5.6 mi | 22.0°C about the same | 1.7°C about the same | 595 mm |
Thorne 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 | 7.4°C 45°F | 1.6°C 35°F | 4.5°C | 43 mm 1.7 in |
| February | 8.3°C 47°F | 1.7°C 35°F | 5.0°C | 37 mm 1.5 in |
| March | 10.7°C 51°F | 2.9°C 37°F | 6.8°C | 38 mm 1.5 in |
| April | 13.7°C 57°F | 4.5°C 40°F | 9.1°C | 43 mm 1.7 in |
| May | 16.8°C 62°F | 7.1°C 45°F | 12.0°C | 42 mm 1.7 in |
| June | 19.7°C 67°F | 10.0°C 50°F | 14.8°C | 59 mm 2.3 in |
| July | 22.0°C 72°F | 12.0°C 54°F | 17.0°C | 61 mm 2.4 in |
| August | 21.7°C 71°F | 11.9°C 53°F | 16.8°C | 69 mm 2.7 in |
| September | 18.7°C 66°F | 9.9°C 50°F | 14.3°C | 52 mm 2.0 in |
| October | 14.5°C 58°F | 7.1°C 45°F | 10.8°C | 57 mm 2.3 in |
| November | 10.4°C 51°F | 4.0°C 39°F | 7.2°C | 56 mm 2.2 in |
| December | 7.7°C 46°F | 1.7°C 35°F | 4.7°C | 49 mm 1.9 in |
| Year | 14.3°C | 6.2°C | 10.2°C | 606 mm |
Where Thorne’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 Thorne’s built-up area.
- 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 Sheffield, 27 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 Thorne’s climate
How warm does Thorne get in summer?
July is the warmest month, with average highs of 22.0°C (72°F). About 13 days a year reach 25°C (77°F), more than 62% of UK towns.
How cold does Thorne get in winter?
January nights average 1.6°C (35°F). The air drops below freezing on about 41 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Thorne get?
About 606 mm (24 in) a year, less than 92% of UK towns. August is the wettest month (69 mm) and February the driest (37 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Sheffield (27 miles away), averages 1,469 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 Thorne. 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 Thorne →
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