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:
11°C
51.8°F
°C °F

Condition: Slight Rain

Pressure: 998 hPa

Feel like: 8 °C

Temperature: 11°C

Cloud: 100%

Humidity: 95%

Wind: SE - 15 km/h

Visibility: 13.32 km

Weather forecast

Sun
07 Jun
9°C / 13°C
Moderate Drizzle
Mon
08 Jun
7°C / 14°C
Drizzle
Tue
09 Jun
9°C / 12°C
Moderate Drizzle
Wed
10 Jun
10°C / 14°C
Moderate Rain Showers
Thu
11 Jun
11°C / 14°C
Slight Rain Showers
Hourly forecast today:
00:00 AM
10° / 11°
10° / 11°
Slight Rain
95% 32 km/h
01:00 AM
10° / 11°
10° / 11°
Moderate Drizzle
94% 39 km/h
02:00 AM
10° / 11°
10° / 11°
Slight Rain
96% 40 km/h
03:00 AM
10° / 11°
10° / 11°
Overcast
93% 43 km/h
04:00 AM
10° / 11°
10° / 11°
Slight Rain
94% 48 km/h
05:00 AM
10° / 11°
10° / 11°
Moderate Rain
96% 53 km/h
06:00 AM
11° / 11°
11° / 11°
Moderate Rain
97% 49 km/h
07:00 AM
11° / 12°
11° / 12°
Slight Rain
95% 35 km/h
08:00 AM
11° / 12°
11° / 12°
Drizzle
93% 37 km/h
09:00 AM
11° / 12°
11° / 12°
Drizzle
93% 35 km/h
10:00 AM
12° / 12°
12° / 12°
Slight Rain
97% 38 km/h

30 Day Averages and Extremes

  • Average high 16.73°C
  • Average low 10.73°C
  • Hottest day 31°C (24 May 2026)
  • Coldest day 0°C (18 June 2026)
  • Average humidity 72.8%
  • Days with precipitation 24 days
  • Highest precipitation 98 mm (03 June 2026)

Yesterday's Data

  • Max: 13°C
  • Min: 11°C
  • Total Precipitation: 22 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 mild weather in Caerphilly, with temperatures between 14ºC to 17ºC (57.2ºF to 62.6ºF), consider wearing:
- Long-sleeve shirt or blouse
- Light jacket (for cooler periods)
- Scarf (optional)
- Lightweight sweater or cardigan

Temperature

Early
10°C / 11°C
Morning
11°C / 12°C
Afternoon
10°C / 12°C
Evening
7°C / 11°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 446
  • CO 113
  • NH3 0
  • NO2 2
  • O3 80
  • PM10 8
  • PM25 3
  • SO2 0
  • CH4 1,366

Sunrise / Sunset

03:57
20:26