Tolvaddon is among the least frosty of UK towns
High summer brings afternoon highs near 19.2°C (67°F). Its July afternoons stay fresher than in 89% of UK towns. From frosty January to warm July, readings climb 15°C. From June to September, highs of 17–19°C make it easy to spend the day outdoors.
Met Office 1991–2020 averages for the town itself.
A year in Tolvaddon at a glance
Each month’s typical high and low, in °C.
What a year in Tolvaddon feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 1,097 mm of rain a year
November is the wettest month and May the driest. About 34 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Camborne
8 air frosts and 1 days of 25°C a year
On about 8 nights a year the air drops below freezing; days that stay below freezing are rare. About 1 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 2.1 miles south-west of Tolvaddon, 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 Tolvaddon 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 |
|---|---|---|---|
| Tolvaddon | 19.2°C | 4.7°C | 1,097 mm |
| Illogan 0.8 mi | 19.2°C about the same | 4.5°C about the same | 1,101 mm |
| Pool and Illogan 1.0 mi | 19.2°C about the same | 4.7°C about the same | 1,098 mm |
| Camborne 1.3 mi | 19.1°C about the same | 4.4°C about the same | 1,066 mm |
| Portreath 1.9 mi | 19.2°C about the same | 5.3°C 0.6°C milder | 1,086 mm |
| Troon 2.6 mi | 18.9°C about the same | 3.8°C 0.9°C colder | 1,211 mm |
| Redruth 2.7 mi | 19.6°C about the same | 4.1°C 0.7°C colder | 1,105 mm |
Tolvaddon 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 | 9.3°C 49°F | 4.7°C 41°F | 7.0°C | 123 mm 4.8 in |
| February | 9.4°C 49°F | 4.5°C 40°F | 6.9°C | 96 mm 3.8 in |
| March | 10.5°C 51°F | 5.4°C 42°F | 8.0°C | 74 mm 2.9 in |
| April | 12.5°C 54°F | 6.5°C 44°F | 9.5°C | 71 mm 2.8 in |
| May | 15.0°C 59°F | 8.8°C 48°F | 11.9°C | 61 mm 2.4 in |
| June | 17.4°C 63°F | 11.3°C 52°F | 14.4°C | 64 mm 2.5 in |
| July | 19.2°C 67°F | 13.2°C 56°F | 16.2°C | 71 mm 2.8 in |
| August | 19.4°C 67°F | 13.4°C 56°F | 16.4°C | 80 mm 3.2 in |
| September | 17.9°C 64°F | 12.0°C 54°F | 14.9°C | 77 mm 3.0 in |
| October | 14.9°C 59°F | 9.9°C 50°F | 12.4°C | 115 mm 4.5 in |
| November | 12.0°C 54°F | 7.4°C 45°F | 9.7°C | 134 mm 5.3 in |
| December | 10.1°C 50°F | 5.5°C 42°F | 7.8°C | 131 mm 5.2 in |
| Year | 14.0°C | 8.6°C | 11.3°C | 1,097 mm |
Where Tolvaddon’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 Tolvaddon’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 Camborne, 2.1 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 Tolvaddon’s climate
How warm does Tolvaddon get in summer?
August is the warmest month, with average highs of 19.4°C (67°F). About 1 days a year reach 25°C (77°F), fewer than 96% of UK towns.
How cold does Tolvaddon get in winter?
February nights average 4.5°C (40°F). The air drops below freezing on about 8 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Tolvaddon get?
About 1,097 mm (43 in) a year, more than 84% of UK towns. November is the wettest month (134 mm) and May the driest (61 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Camborne (2.1 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 Tolvaddon. 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 Tolvaddon →
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