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:
16°C
60.8°F
°C °F

Condition: Partly Cloudy

Pressure: 1,000 hPa

Feel like: 16 °C

Temperature: 16°C

Cloud: 64%

Humidity: 94%

Wind: WSW - 14 km/h

Visibility: 26.22 km

Weather forecast

Thu
06 Aug
12°C / 20°C
Overcast
Fri
07 Aug
8°C / 21°C
Drizzle
Sat
08 Aug
14°C / 22°C
Drizzle
Sun
09 Aug
12°C / 18°C
Overcast
Mon
10 Aug
10°C / 23°C
Overcast
Hourly forecast today:
00:00 AM
15° / 16°
15° / 16°
Partly Cloudy
94% 28 km/h
01:00 AM
14° / 16°
14° / 16°
Partly Cloudy
89% 32 km/h
02:00 AM
13° / 15°
13° / 15°
Partly Cloudy
85% 34 km/h
03:00 AM
12° / 15°
12° / 15°
Mainly Clear
83% 30 km/h
04:00 AM
12° / 14°
12° / 14°
Drizzle
89% 26 km/h
05:00 AM
11° / 14°
11° / 14°
Overcast
86% 22 km/h
06:00 AM
10° / 14°
10° / 14°
Clear Sky
78% 31 km/h
07:00 AM
10° / 15°
10° / 15°
Clear Sky
72% 41 km/h
08:00 AM
9° / 16°
9° / 16°
Partly Cloudy
63% 47 km/h
09:00 AM
9° / 17°
9° / 17°
Overcast
61% 48 km/h
10:00 AM
9° / 17°
9° / 17°
Partly Cloudy
61% 50 km/h

30 Day Averages and Extremes

  • Average high 20.97°C
  • Average low 12.77°C
  • Hottest day 27°C (02 August 2026)
  • Coldest day 0°C (17 August 2026)
  • Average humidity 63.27%
  • Days with precipitation 15 days
  • Highest precipitation 46 mm (03 August 2026)

Yesterday's Data

  • Max: 18°C
  • Min: 14°C
  • Total Precipitation: 1 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 warm weather in Caerphilly, with temperatures between 17ºC to 20ºC (62.6ºF to 68.0ºF), you might consider wearing:
- Light, breathable socks
- Shorts or lightweight trousers
- Sunscreen (if spending time outdoors)
- Sun hat or cap

Temperature

Early
12°C / 15°C
Morning
9°C / 17°C
Afternoon
9°C / 18°C
Evening
8°C / 15°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 435
  • CO 108
  • NH3 0
  • NO2 2
  • O3 60
  • PM10 9
  • PM25 3
  • SO2 0
  • CH4 1,373

Sunrise / Sunset

04:44
19:52