When to visit
Carmarthen?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Carmarthen
Wales · Britain

The best weather in Carmarthen is from June, July, August.some variation climate

Climate score
June
74

Excellent climate

🌥Mild

Temperature
11–18°C
Cold nights — bring layers
Feels like
9–17°C
Comfortable
Precipitation
90mm
Light rain · 17 days
Sunshine
9.6h
Mostly cloudy
Humidity (%)
80%
Comfortable
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
-10°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDec
Monthly Overview
Score891338577476735932124
ClimateColdColdColdColdColdMildCool & rainyCool & rainyCool & rainyColdColdCold
Temperature3–8°C3–8°C4–10°C5–12°C8–15°C11–18°C12–19°C13–19°C11–17°C9–14°C6–11°C5–9°C
Feels like-1–4°C-1–4°C0–6°C1–9°C6–14°C9–17°C11–18°C11–18°C9–16°C6–12°C2–7°C1–6°C
Precipitation132mm
18 days
129mm
18 days
132mm
19 days
71mm
13 days
90mm
15 days
90mm
17 days
112mm
19 days
130mm
21 days
143mm
18 days
160mm
20 days
144mm
20 days
189mm
23 days
Sunshine3.1h
☀︎ 37%
4.2h
☀︎ 42%
5.8h
☀︎ 48%
8.7h
☀︎ 62%
9.6h
☀︎ 61%
9.6h
☀︎ 58%
9.3h
☀︎ 58%
8.1h
☀︎ 55%
6.8h
☀︎ 54%
4.8h
☀︎ 46%
3.3h
☀︎ 38%
2.4h
☀︎ 31%
WindW · 25 km/hSW · 27 km/hSW · 25 km/hNE · 21 km/hW · 21 km/hW · 20 km/hW · 21 km/hSW · 22 km/hW · 22 km/hS · 23 km/hSW · 25 km/hSW · 27 km/h
Humidity (%)87%85%83%78%79%80%81%84%85%86%87%89%
Day length8.4h10.0h11.9h13.9h15.7h16.6h16.1h14.6h12.6h10.6h8.8h7.9h

Frequently asked questions

What is the best time to visit Carmarthen?

The best time to visit Carmarthen is June, July, August, with temperatures between 11 °C and 19 °C. The best month is June. June is shoulder season.

What is the weather like in Carmarthen?

Carmarthen has a climate with an overall score of 3.8/10. Annual temperatures range from 3 °C to 19 °C.

What is the hottest month in Carmarthen?

The hottest month in Carmarthen is July, with average highs of 19 °C and lows of 12 °C.

What is the rainiest month in Carmarthen?

The rainiest month in Carmarthen is December, with an average of 189 mm of precipitation.