Cornwall 氣候 and Average 天氣
氣候 of Cornwall: average temperatures, rainfall and seasons month by month.
氣候 in Cornwall month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | 9° | 4° | 166 mm | ★★☆☆☆ |
| 二月 | 10° | 6° | 168 mm | ★★☆☆☆ |
| 三月 | 11° | 6° | 107 mm | ★★★☆☆ |
| 四月 | 13° | 7° | 105 mm | ★★★☆☆ |
| 五月 | 16° | 10° | 74 mm | ★★★★☆ |
| 六月 | 18° | 13° | 75 mm | ★★★★☆ |
| 七月 | 20° | 14° | 60 mm | ★★★★☆ |
| 八月 | 20° | 14° | 73 mm | ★★★★☆ |
| 九月 | 17° | 12° | 89 mm | ★★★★☆ |
| 十月 | 15° | 11° | 116 mm | ★★★☆☆ |
| 十一月 | 12° | 8° | 152 mm | ★★★☆☆ |
| 十二月 | 10° | 7° | 145 mm | ★★☆☆☆ |
氣候 type: Temperate. 來源： Open-Meteo archive (ERA5).
Recent extremes in Cornwall
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Cornwall compares，天氣為nearby places
Annual averages, and the difference against Cornwall.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Devon | 119 km | 12°C | about the same | 1080 mm |
| Somerset | 176 km | 12°C | about the same | 911 mm |
| South Wales | 189 km | 12°C | about the same | 1376 mm |
| Cardiff | 189 km | 12°C | about the same | 1376 mm |
| Dorset | 199 km | 12°C | about the same | 1195 mm |
氣候 by city in Cornwall
1 cities mapped in this atlas
最佳旅遊時間 Cornwall
Go in 五月, 六月, 七月 and 八月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 十二月 - expect the least comfortable mix of heat, cold or rain.
What this means for Cornwall
Today is slightly cooler than average for 十月. The forecast high of 12°C is 2.7°C below the 15°C typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives. Around 11 mm is forecast, which is enough至soak trails and slow traffic.
陣風至66 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in 六月至八月.
The gap between the warmest and coldest month averages 11°C.
What至pack, what至skip
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 66 km/h.
- If your dates are flexible, avoid 一月, 二月 and 十二月 - historically the least comfortable months here.
摘要
Cornwall is a county in England. Cornwall is a county or metropolitan area in the United Kingdom. 人口約為570.000.
目前氣溫為11°C (52°F) in Cornwall，天氣為局部多雲. 體感溫度為5°C. 今天氣溫介於10°C至12°C. 降雨機率為100%. Sightseeing conditions score 5.8/10 - 尚可 — 依天氣規劃.
最佳旅遊時間是Cornwall is 五月, 六月, 七月 and 八月. 氣候為temperate. 一月, 二月 and 十二月 tend至be the least comfortable months. 七月 is the warmest month，天氣為average highs near 20°C, while 一月 is the coldest，天氣為lows near 4°C.
The closest major airport is London Heathrow Airport (LHR), about 349 km away. Nearby highlights include Stonehenge, Stonehenge, Avebury and Associated Sites, 雪donia National Park and 週一t-Saint-Michel and its Bay.
簡單來說。 Today is slightly cooler than average for 十月. The forecast high of 12°C is 2.7°C below the 15°C typical for this month. The best window至be outside is roughly 7 AM至10 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Cornwall today at 8.2/10. 陣風至66 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Cornwall
天氣 map for Cornwall
Animated model layers. Pick a layer至load it.
Animated layers by 風y. For pin-level detail and nearby places, see the interactive map below.
Explore Cornwall
Every topic we hold for this place, and the same topic for the places around it.
氣候 for related places
Frequently asked questions
Where is Cornwall?
Cornwall is a county in England. Its coordinates are 50.266, -5.0527. It lies in 歐洲.
What is the weather like in Cornwall現在?
It is currently 11°C (52°F)，天氣為局部多雲. 濕度 is 54% and wind is 30 km/h.
When is the best time至visit Cornwall?
五月, 六月, 七月 and 八月 offer the most comfortable conditions in Cornwall, which has a temperate climate. 一月, 二月 and 十二月 are usually the hardest months for outdoor plans.
What time zone is Cornwall in?
Cornwall observes Europe/London (UTC+01:00). The local time is 10:16 AM.
How many people live in Cornwall?
Cornwall has a population of approximately 570.000.
What is the nearest airport至Cornwall?
The closest airports are London Heathrow Airport (LHR), 349 km away, London Gatwick Airport (LGW), 357 km away and Dublin Airport (DUB), 361 km away.
What are the top things至do in Cornwall?
Popular options include Stonehenge, Stonehenge, Avebury and Associated Sites, 雪donia National Park, 週一t-Saint-Michel and its Bay, 週一t-Saint-Michel and Big Ben and the Houses of Parliament.
What places are in Cornwall?
Cornwall covers 1 places in this atlas, including St Ives.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (uk-regions) - coordinates, hierarchy and facts. |
|---|---|
| 預報 and observations | Open-Meteo (ECMWF and national models). |
| 空氣品質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 氣候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated 十月 21, 2026 at 10:16 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
