Cornwall, United Kingdom Weather

  1. Cornwall, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Cornwall over the next 12 hours
  7. Temperature and possibility of rain in Cornwall in the coming days
  8. Rainfall in Cornwall in the coming days
  9. Cornwall Weather Summary
  10. Weather averages by month
  11. Cornwall's weather
  12. Frequently asked questions
  13. Comments
Cornwall, Weather
(Photo by Viktor Forgacs on Unsplash)

Current conditions

Updated:
8°C
46.4°F
°C °F

Condition: Moderate Drizzle

Pressure: 1,022 hPa

Feel like: 6 °C

Temperature: 8°C

Cloud: 100%

Humidity: 88%

Wind: ENE - 8 km/h

Visibility: 18.48 km

Weather forecast

Fri
06 Nov
3°C / 12°C
Drizzle
Sat
07 Nov
2°C / 12°C
Fog
Sun
08 Nov
2°C / 12°C
Overcast
Mon
09 Nov
11°C / 14°C
Moderate Rain
Tue
10 Nov
13°C / 15°C
Slight Rain
Hourly forecast today:
22:00 PM
6° / 8°
6° / 8°
Moderate Drizzle
88% 17 km/h
23:00 PM
6° / 8°
6° / 8°
Moderate Drizzle
91% 15 km/h
00:00 AM
6° / 7°
6° / 7°
Drizzle
93% 11 km/h
01:00 AM
6° / 8°
6° / 8°
Overcast
92% 9 km/h
02:00 AM
6° / 8°
6° / 8°
Overcast
89% 6 km/h
03:00 AM
6° / 8°
6° / 8°
Overcast
87% 7 km/h
04:00 AM
6° / 8°
6° / 8°
Overcast
89% 7 km/h
05:00 AM
6° / 8°
6° / 8°
Overcast
92% 9 km/h
06:00 AM
7° / 8°
7° / 8°
Drizzle
93% 7 km/h
07:00 AM
7° / 8°
7° / 8°
Drizzle
95% 8 km/h
08:00 AM
7° / 8°
7° / 8°
Overcast
95% 11 km/h

30 Day Averages and Extremes

  • Average high 12.17°C
  • Average low 7.5°C
  • Hottest day 17°C (26 October 2026)
  • Coldest day 0°C (19 November 2026)
  • Average humidity 79.27%
  • Days with precipitation 20 days
  • Highest precipitation 89 mm (24 October 2026)

Yesterday's Data

  • Max: 9°C
  • Min: 6°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Cornwall over the next 12 hours

Temperature and possibility of rain in Cornwall in the coming days

Rainfall in Cornwall in the coming days

Cornwall Climate Summary

Cornwall features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 12.23ºC (54.01ºF), which is about 1.48% higher than the national average for United Kingdom. Annually, the city experiences approximately 60.54 millimeters (2.38 inches) of rainfall, spread across 139.26 rainy days, accounting for 38.15% of the year.

Longitude 50.2660471
Latitude -5.0527125
Yearly high temperature 13.12ºC (55.62ºF)
Yearly low temperature 10.44ºC (50.79ºF)
Hottest month July 17.81ºC (64.06ºF)
Coldest month December 8.21ºC (46.78ºF)
Yearly precip 60.54mm (2.38in)
Days with rainfall 139.26 days (38.15%)
Driest month May (83.2%)
Wettest month December (80.38%)

Weather averages by month

Month High / Low (°C) Rain
January 9.27° / 7.02° 14.73 days
February 8.94° / 6.63° 12.0 days
March 9.75° / 6.91° 11.27 days
April 11.39° / 8.25° 9.18 days
May 13.37° / 10.2° 7.0 days
June 15.82° / 12.67° 10.73 days
July 17.81° / 14.76° 8.27 days
August 17.78° / 15.09° 11.73 days
September 16.62° / 13.86° 9.45 days
October 14.46° / 12.04° 13.45 days
November 11.85° / 9.61° 15.09 days
December 10.38° / 8.21° 16.36 days

Cornwall's weather

Frequently asked questions

1. What is the hottest month in Cornwall?

July has the highest average monthly temperature (daily mean of 17.81ºC) and December are the coolest (daily mean of 8.21ºC).

2. What should I wear in Cornwall today?

For today's cool weather in Cornwall, with temperatures between 7ºC to 10ºC (44.6ºF to 50.0ºF), you should consider wearing:
- Light scarf or wrap
- Casual shoes or sneakers
- Knit hat (optional for cooler mornings)
- Thin gloves (optional for early mornings or late evenings)

Temperature

Early
3°C / 8°C
Morning
6°C / 8°C
Afternoon
8°C / 10°C
Evening
5°C / 9°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 449
  • CO 188
  • NH3 1
  • NO2 9
  • O3 38
  • PM10 15
  • PM25 10
  • SO2 1
  • CH4 1,455

Sunrise / Sunset

07:17
16:49