Carmarthen in august: average Weather, Temperature and Climate
Weather in Carmarthen in august 2025
The weather in Carmarthen in the month of august comes from statistical datas on the past years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
good weather
Weather at 6am
58°F
Moderate rain at times
28% of time
21%
18%
14%
Weather at 12pm
65°F
Moderate rain at times
33% of time
25%
21%
16%
Weather at 6pm
63°F
Moderate rain at times
29% of time
28%
25%
16%
Weather at 3am
58°F
29%
21%
16%
14%
Evolution of daily average temperature and precipitation in Carmarthen in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Carmarthen in august.
The climate of Carmarthen in august is good
The weather in august in Carmarthen is wet (with 4.2in of precipitation over 7 days). It should be noted an improvement from the previous month since in july it receives an average of 3.9in of rainfall over 7 days.
The climate is rather cold in that area august, but it is endurable by dressing cosy. The high seasonal norm is 65°F. On average, the recorded minimum temperature is 58°F. Thus, the mean temperature average on this month of august in Carmarthen is 61°F. Note that these seasonal averages are in contrast with those observed in Carmarthen in august with a maximum record of 74°F in 2013 and a minimum record of 45°F in 2020. You can expect to have about 17 days with temperatures over 65°F, or 55% of time.
Day length in Carmarthen in august is 14:39. Sunrise is at 05:02 and sunset is at 19:41.
With a correct climate, the month of august is okay (but not good) to go in this locality in Wales.
Seasonal average climate and temperature of Carmarthen in august
Check below seasonal norms These datas are set from the weather statements of the past years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 61°F | ||||
| Highest temperature | 65°F | ||||
| Lowest temperature | 58°F | ||||
| Highest record temperature | 74°F (2013) | ||||
| Lowest record temperature | 45°F (2020) | ||||
| Number of days at +65°F | 17 day(s) (55%) | ||||
| Wind | |||||
| Wind speed | 21km/h | ||||
| Wind temperature | 56°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.2in | ||||
| Number of days with rainfall | 7 day(s) (24%) | ||||
| Record daily rainfall | 1.5in (2013) | ||||
| Other climate data | |||||
| Humidity | 92% | ||||
| Visibility | 8.85km | ||||
| Cloud cover | 54% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:02 | ||||
| Time of sunset | 19:41 | ||||
| Length of day | 14:39 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last august?
Here is the day by day recorded weather in Carmarthen in august 2024:
58°F to 72°F
59°F to 65°F
56°F to 65°F
58°F to 65°F
61°F to 68°F
58°F to 63°F
58°F to 65°F
59°F to 65°F
58°F to 65°F
61°F to 68°F
56°F to 76°F
63°F to 68°F
59°F to 63°F
56°F to 67°F
63°F to 65°F
52°F to 65°F
50°F to 63°F
52°F to 65°F
58°F to 63°F
59°F to 61°F
52°F to 61°F
61°F to 63°F
54°F to 63°F
56°F to 61°F
52°F to 63°F
54°F to 63°F
61°F to 65°F
59°F to 65°F
52°F to 63°F
50°F to 65°F
54°F to 68°F
Map: other cities in Wales in august
Cities near Carmarthen:
| Llanelli in august | good weather |
| Swansea in august | good weather |
| Haverfordwest in august | good weather |
| Pembrokeshire in august | good weather |
| Fishguard in august | good weather |
| Porthcawl in august | good weather |
| Aberystwyth in august | tolerable weather |
| Brecon Beacons (National Park) in august | tolerable weather |
| Merthyr Tydfil in august | tolerable weather |
| Llandrindod Wells in august | bad weather |
| Barry in august | good weather |
| Cardiff in august | good weather |
Click over cities on the map for information about the weather in august.
Carmarthen
perfect weather
good
tolerable
bad
very bad
Weather data for Carmarthen in august:
Weather data for Carmarthen for august are derived from an average of the weather forecast since 2009 in Carmarthen. There is a margin of error and these forecasts are to be considered as general information only. The weather in Carmarthen can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Carmarthen.