Caerphilly, United Kingdom Weather

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

Current conditions

Updated:
8°C
46.4°F
°C °F

Condition: Mainly Clear

Pressure: 1,021 hPa

Feel like: 5 °C

Temperature: 8°C

Cloud: 30%

Humidity: 86%

Wind: NE - 19 km/h

Visibility: 25.32 km

Weather forecast

Wed
04 Nov
7°C / 10°C
Overcast
Thu
05 Nov
5°C / 7°C
Drizzle
Fri
06 Nov
5°C / 9°C
Overcast
Sat
07 Nov
5°C / 9°C
Drizzle
Sun
08 Nov
5°C / 8°C
Overcast
Hourly forecast today:
23:00 PM
6° / 8°
6° / 8°
Mainly Clear
86% 40 km/h
00:00 AM
7° / 9°
7° / 9°
Overcast
88% 39 km/h
01:00 AM
7° / 9°
7° / 9°
Overcast
88% 41 km/h
02:00 AM
7° / 9°
7° / 9°
Partly Cloudy
87% 37 km/h
03:00 AM
6° / 9°
6° / 9°
Overcast
84% 41 km/h
04:00 AM
5° / 8°
5° / 8°
Clear Sky
82% 46 km/h
05:00 AM
4° / 8°
4° / 8°
Overcast
78% 47 km/h
06:00 AM
4° / 8°
4° / 8°
Overcast
77% 50 km/h
07:00 AM
3° / 7°
3° / 7°
Overcast
75% 48 km/h
08:00 AM
3° / 7°
3° / 7°
Overcast
73% 47 km/h
09:00 AM
3° / 7°
3° / 7°
Partly Cloudy
74% 50 km/h

30 Day Averages and Extremes

  • Average high 9.87°C
  • Average low 5.8°C
  • Hottest day 15°C (24 October 2026)
  • Coldest day 0°C (17 November 2026)
  • Average humidity 79.03%
  • Days with precipitation 21 days
  • Highest precipitation 78 mm (27 October 2026)

Yesterday's Data

  • Max: 11°C
  • Min: 6°C
  • Total Precipitation: 0 mm

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

Temperature and possibility of rain in Caerphilly in the coming days

Rainfall in Caerphilly in the coming days

Caerphilly Climate Summary

Caerphilly features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 10.94ºC (51.69ºF), which is about 0.19% higher than the national average for United Kingdom. Annually, the city experiences approximately 39.39 millimeters (1.55 inches) of rainfall, spread across 96.09 rainy days, accounting for 26.33% of the year.

Longitude 51.578829
Latitude -3.218134
Yearly high temperature 12.8ºC (55.04ºF)
Yearly low temperature 7.44ºC (45.39ºF)
Hottest month July 19.06ºC (66.31ºF)
Coldest month December 4.55ºC (40.19ºF)
Yearly precip 39.39mm (1.55in)
Days with rainfall 96.09 days (26.33%)
Driest month April (81.92%)
Wettest month December (87.1%)

Weather averages by month

Month High / Low (°C) Rain
January 7.06° / 3.33° 8.45 days
February 7.43° / 3.37° 7.27 days
March 9.4° / 3.71° 6.82 days
April 12.13° / 5.36° 6.55 days
May 14.57° / 7.82° 7.27 days
June 17.1° / 10.54° 9.0 days
July 19.06° / 12.4° 7.18 days
August 18.44° / 12.53° 9.91 days
September 16.83° / 10.71° 6.09 days
October 13.62° / 8.87° 8.64 days
November 9.94° / 6.08° 9.27 days
December 8.06° / 4.55° 9.64 days

Caerphilly's weather

Frequently asked questions

1. What is the hottest month in Caerphilly?

July has the highest average monthly temperature (daily mean of 19.06ºC) and December are the coolest (daily mean of 4.55ºC).

2. What should I wear in Caerphilly today?

For today's cool weather in Caerphilly, with temperatures between 8ºC to 11ºC (46.4ºF to 51.8ºF), you should consider wearing:
- Knit hat (optional for cooler mornings)
- Light scarf or wrap
- Cotton socks
- Casual shoes or sneakers

Temperature

Early
4°C / 7°C
Morning
5°C / 9°C
Afternoon
5°C / 10°C
Evening
6°C / 9°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 446
  • CO 159
  • NH3 1
  • NO2 9
  • O3 56
  • PM10 9
  • PM25 6
  • SO2 0
  • CH4 1,416

Sunrise / Sunset

07:09
16:42