County in England

Cornwall Ilmasto and Average Sää

Ilmasto of Cornwall: average temperatures, rainfall and seasons month by month.

☁️ 12°C now🕔 10:20 PM local📅 Best: tou, kesäkuu, heinäkuu and elokuu👥 570.000

Ilmasto in Cornwall month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

tamhelmaahuhtoukesheielosyylokmarjouLine: average high · Bars: rainfall
KuukausiAvg highAvg lowSadefallRating
tammikuu9°4°166 mm★★☆☆☆
helmikuu10°6°168 mm★★☆☆☆
maaliskuu11°6°107 mm★★★☆☆
huhtikuu13°7°105 mm★★★☆☆
tou16°10°74 mm★★★★☆
kesäkuu18°13°75 mm★★★★☆
heinäkuu20°14°60 mm★★★★☆
elokuu20°14°73 mm★★★★☆
syyskuu17°12°89 mm★★★★☆
lokakuu15°11°116 mm★★★☆☆
marraskuu12°8°152 mm★★★☆☆
joulukuu10°7°145 mm★★☆☆☆

Ilmasto type: Temperate. Lähde: Open-Meteo archive (ERA5).

Recent extremes in Cornwall

Korkeaest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.

Hottest day31°Ckes 24, 2026
Coldest night-4°Ctam 18, 2024
Wettest day39 mmhuh 15, 2025

How Cornwall compares ja nearby places

Annual averages, and the difference against Cornwall.

PlaceDistanceAvg tempvs hereAnnual rain
Devon119 km12°Cabout the same1080 mm
Somerset176 km12°Cabout the same911 mm
South Wales189 km12°Cabout the same1376 mm
Cardiff189 km12°Cabout the same1376 mm
Dorset199 km12°Cabout the same1195 mm

Ilmasto by city in Cornwall

1 cities mapped in this atlas

Paras aika vierailla Cornwall

Go in tou, kesäkuu, heinäkuu and elokuu. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: tammikuu, helmikuu and joulukuu - expect the least comfortable mix of heat, cold or rain.

tammikuu★★☆☆☆
helmikuu★★☆☆☆
maaliskuu★★★☆☆
huhtikuu★★★☆☆
tou★★★★☆
kesäkuu★★★★☆
heinäkuu★★★★☆
elokuu★★★★☆
syyskuu★★★★☆
lokakuu★★★☆☆
marraskuu★★★☆☆
joulukuu★★☆☆☆

What this means for Cornwall

Compared ja normal

Today is slightly cooler than average for lokakuu. The forecast high of 13°C is 1.9°C below the 15°C typical for this month.

Sade chance explained

A 100% chance means rain is expected over most of the area. Plan indoor alternatives.

Matkailu and driving

Puuskat ja 73 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.

Worth knowing

Northern Hemisphere, so peak summer falls in kesäkuu ja elokuu.

Worth knowing

The gap between the warmest and coldest month averages 11°C.

What ja pack, what ja skip

Pack for the next 7 days
  • A packable rain shell - 3 of the next 7 days carry a real chance of rain
Worth avoiding
  • Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 73 km/h.
  • If your dates are flexible, avoid tammikuu, helmikuu and joulukuu - historically the least comfortable months here.

Yhteenveto

Cornwall is a county in England. Cornwall is a county or metropolitan area in the United Kingdom. Väkiluku on noin 570.000.

Tällä hetkellä lämpötila on 12°C (53°F) in Cornwall ja pilvistä. Tuntuu kuin 6°C. Tänään lämpötila vaihtelee 10°C ja 13°C. laeen todennäköisyys on 100%. Sightseeing conditions score 5.8/10 - kohtalainen — suunnittele sään mukaan.

Paras aika matkustaa kohteeseen Cornwall is tou, kesäkuu, heinäkuu and elokuu. Ilmasto on temperate. tammikuu, helmikuu and joulukuu tend ja be the least comfortable months. heinäkuu is the warmest month ja average highs near 20°C, while tammikuu is the coldest ja 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, Lumidonia National Park and mat-Saint-Michel and its Bay.

Yksinkertaisesti sanottuna. Today is slightly cooler than average for lokakuu. The forecast high of 13°C is 1.9°C below the 15°C typical for this month. The best window ja be outside is roughly 5 PM ja 8 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Cornwall today at 8/10. Puuskat ja 73 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

TyyppiCounty
RegionEngland
MaaIso-Britannia
MaanosaEurooppa
Koordinaatit50°15′57.6″N 5°3′9.7″W (50.266, -5.0527)
Väkiluku570.000
Paikallinen aika10:20 PM (UTC+01:00)
Best monthstou, kesäkuu, heinäkuu and elokuu
IlmastoTemperate

Sää map for Cornwall

Animated model layers. Pick a layer ja load it.

Loading map…

Animated layers by Tuuliy. 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.

Ilmasto 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 Eurooppa.

What is the weather like in Cornwall nyt?

It is currently 12°C (53°F) ja pilvistä. Kosteus is 67% and wind is 33 km/h.

When is the best time ja visit Cornwall?

tou, kesäkuu, heinäkuu and elokuu offer the most comfortable conditions in Cornwall, which has a temperate climate. tammikuu, helmikuu and joulukuu 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 10:20 PM.

How many people live in Cornwall?

Cornwall has a population of approximately 570.000.

What is the nearest airport ja 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 ja do in Cornwall?

Popular options include Stonehenge, Stonehenge, Avebury and Associated Sites, Lumidonia National Park, mat-Saint-Michel and its Bay, mat-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 dataUSPOTUS Atlas dataset (uk-regions) - coordinates, hierarchy and facts.
Ennuste and observationsOpen-Meteo (ECMWF and national models).
Ilmanlaatu and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Ilmasto averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
MethodScores, 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 lokakuu 25, 2026 at 10:20 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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