Caerphilly Weather in January-February: Caerphilly is cold and wet in this time period. The average humidity is around 87%, hence the chances of precipitation are high. Warm jackets and good boots are recommended if you plan to explore the outdoors. The average precipitation recorded around this time is 25.79 mm.

Caerphilly Weather in March-April: While the temperatures range from 32℉ to 61℉, humidity sits moderately high at 82%. This phenomenon makes the weather seem cooler than usual. Perfect for afternoon sightseeing, the mornings and evenings will make you want to reach for a steaming cup of coffee. This time period sees an average precipitation of 43.54 mm.

Caerphilly Weather in May-September: The highest temperature recorded is 82℉ which would make you want to run to the nearest café to down a glass of chilled drink, but the moderate humidity of 83% makes this an excellent time to visit Caerphilly. This time period sees an average precipitation of 24.87 mm.

Caerphilly Weather in October: A pleasant time to be in the Caerphilly, the temperature lies within the range of 36℉ and 64℉, the average being 53℉. Although the weather is humid, it is not hot enough to make you not like it outdoors! All in all, a good time to be here! The average precipitation recorded around this time is 33.03 mm.

Caerphilly Weather in November: The air is moderately humid with average humidity being 86%. The temperature ranges between 32℉ to 57℉ and it is still cold in Caerphilly. The high humidity in the air makes it feel colder, although the average temperature is 45℉. The average precipitation recorded around this time is 35.86 mm.

Caerphilly Weather in December: Caerphilly is cold and wet in the month of December. The average humidity is around 91%, hence the chances of precipitation are high. Warm jackets and good boots are recommended if you plan to explore the outdoors. The average precipitation recorded around this time is 56.38 mm.