Summercourt sits near the top of UK towns for mild winters
Midsummer highs settle at about 19.5°C (67°F). It is a wet place: more rain falls here than on 88% of UK towns. The seasons sit close together: from a winter night to a summer afternoon the average spans only 16°C. Picnics, hikes and garden evenings come into their own from June to September, with highs of 17–20°C.
Met Office 1991–2020 averages for the town itself.
A year in Summercourt at a glance
Each month’s typical high and low, in °C.
What a year in Summercourt feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 1,177 mm of rain a year
November is the wettest month and June the driest. About 39 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Camborne
21 air frosts and 4 days of 25°C a year
On about 21 nights a year the air drops below freezing; days that stay below freezing are rare. 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 Camborne
Camborne is 19 miles south-west of Summercourt, 87 m (285 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 | 9.2°C | 4.9°C | 121 mm | 2.2 | 60 |
| February | 9.1°C | 4.6°C | 95 mm | 2.1 | 82 |
| March | 10.2°C | 5.4°C | 72 mm | 1.1 | 121 |
| April | 12.1°C | 6.6°C | 73 mm | 0.0 | 181 |
| May | 14.5°C | 8.8°C | 61 mm | 0.0 | 208 |
| June | 16.9°C | 11.2°C | 63 mm | 0.0 | 205 |
| July | 18.7°C | 13.2°C | 69 mm | 0.0 | 190 |
| August | 19.0°C | 13.4°C | 79 mm | 0.0 | 180 |
| September | 17.5°C | 12.0°C | 78 mm | 0.0 | 154 |
| October | 14.6°C | 10.0°C | 111 mm | 0.0 | 108 |
| November | 11.8°C | 7.4°C | 130 mm | 0.2 | 68 |
| December | 9.9°C | 5.6°C | 126 mm | 1.7 | 54 |
| Year | 13.6°C | 8.6°C | 1,076 mm | 7 | 1,611 |
Met Office historic station data, Camborne, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Kipp & Zonen recorder.
How Summercourt 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 Cornwall 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 |
|---|---|---|---|
| Summercourt | 19.5°C | 3.5°C | 1,177 mm |
| Indian Queens, Fraddon and St Columb Road 2.5 mi | 19.8°C about the same | 3.3°C about the same | 1,262 mm |
| Quintrell Downs 3.3 mi | 19.5°C about the same | 4.3°C 0.8°C milder | 1,060 mm |
| St Newlyn East 3.4 mi | 20.5°C 1.0°C warmer | 3.8°C about the same | 1,062 mm |
| Grampound Road 3.9 mi | 19.9°C about the same | 3.5°C about the same | 1,209 mm |
| St Stephen 4.0 mi | 19.6°C about the same | 3.5°C about the same | 1,365 mm |
| St Dennis 4.4 mi | 19.8°C about the same | 3.3°C about the same | 1,328 mm |
Summercourt 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 | 9.1°C 48°F | 3.5°C 38°F | 6.2°C | 128 mm 5.0 in |
| February | 9.1°C 48°F | 3.3°C 38°F | 6.2°C | 101 mm 4.0 in |
| March | 10.6°C 51°F | 4.2°C 40°F | 7.5°C | 82 mm 3.2 in |
| April | 12.5°C 54°F | 4.6°C 40°F | 8.7°C | 74 mm 2.9 in |
| May | 15.1°C 59°F | 6.9°C 44°F | 10.9°C | 68 mm 2.7 in |
| June | 17.7°C 64°F | 9.8°C 50°F | 13.7°C | 67 mm 2.6 in |
| July | 19.5°C 67°F | 11.7°C 53°F | 15.5°C | 74 mm 2.9 in |
| August | 19.7°C 68°F | 12.1°C 54°F | 16.1°C | 83 mm 3.3 in |
| September | 17.4°C 63°F | 9.9°C 50°F | 13.7°C | 82 mm 3.2 in |
| October | 14.6°C 58°F | 7.9°C 46°F | 11.2°C | 136 mm 5.3 in |
| November | 11.5°C 53°F | 5.3°C 42°F | 8.5°C | 146 mm 5.7 in |
| December | 9.5°C 49°F | 3.7°C 39°F | 6.6°C | 136 mm 5.4 in |
| Year | 13.9°C | 6.9°C | 10.4°C | 1,177 mm |
Where Summercourt’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 Summercourt’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 Camborne, 19 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 Summercourt’s climate
How warm does Summercourt get in summer?
August is the warmest month, with average highs of 19.7°C (68°F). About 4 days a year reach 25°C (77°F), fewer than 82% of UK towns.
How cold does Summercourt get in winter?
February nights average 3.3°C (38°F). The air drops below freezing on about 21 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Summercourt get?
About 1,177 mm (46 in) a year, more than 88% of UK towns. November is the wettest month (146 mm) and June the driest (67 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Camborne (19 miles away), averages 1,611 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 Summercourt. 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 Summercourt →
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.