For this time of the year, Carmarthen is experiencing slightly cooler temperatures, gently falling below the seasonal average.
According to the long-range forecast, temperatures are expected to be 10.4 °C which is -1.1 °C lower than the historical average.
Select a month and click on a day for more information:
Tuesday
Apr 1
10° / 4°
Wednesday
Apr 2
10° / 3°
Thursday
Apr 3
10° / 3°
Friday
Apr 4
12° / 5°
Saturday
Apr 5
11° / 6°
Sunday
Apr 6
10° / 5°
Monday
Apr 7
10° / 3°
Tuesday
Apr 8
11° / 4°
Wednesday
Apr 9
11° / 4°
Thursday
Apr 10
11° / 4°
Friday
Apr 11
12° / 6°
Saturday
Apr 12
10° / 6°
Sunday
Apr 13
10° / 5°
Monday
Apr 14
10° / 6°
Tuesday
Apr 15
7° / 5°
Wednesday
Apr 16
10° / 3°
Thursday
Apr 17
9° / 4°
Friday
Apr 18
12° / 4°
Saturday
Apr 19
11° / 3°
Sunday
Apr 20
10° / 4°
Monday
Apr 21
11° / 3°
Tuesday
Apr 22
9° / 6°
Wednesday
Apr 23
13° / 9°
Thursday
Apr 24
11° / 6°
Friday
Apr 25
11° / 6°
Saturday
Apr 26
11° / 7°
Sunday
Apr 27
12° / 6°
Monday
Apr 28
12° / 6°
Tuesday
Apr 29
11° / 5°
Wednesday
Apr 30
11° / 6°
Carmarthen 30 days weather forecast
Check out our estimated 30 days weather forecast for Carmarthen, this data is based on the average weather in Carmarthen in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Carmarthen next to the desired date.