Carmarthen Weather in July

During July, Carmarthen experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 13°C (55°F). As part of the summer season, expect quite a bit of rainfall. Around 96 mm (3.8 in) is typical.

Rainfall in Carmarthen in July

You can typically expect 13 days of rain this month, averaging around 96 mm (3.8 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Carmarthen in July

The perfect temperature in Carmarthen in July makes it a solid month to visit, with 20°C (68°F) during the day and 13°C (55°F) at night. The summer season is characteristic of July. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows of 13°C (55°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, it sees the highest temps of the year.

If you're inclined towards comfortable temperatures and drier conditions, July is a good time to visit Carmarthen.

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• January
• February
• March
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• May
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• August

• September
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• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Carmarthen's climate page.

Carmarthen Temperature in July

Min Temperature 13°C (55°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 42%  

Precipitation 96 mm (3.8 in)  

Rainy days 13 days  

What to Wear in Carmarthen in July

Pleasant temperatures in July mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Carmarthen in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Carmarthen's climate page.

More climate data for Carmarthen

Temperature Rainfall

See the full Carmarthen climate overview or explore weather in the United Kingdom.