Caernarfon Weather in July

Caernarfon in July sees pleasant temperatures, with highs around 19°C (66°F) and overnight lows of 13°C (55°F). Rainfall is fairly high at around 94 mm (3.7 in) on average, so pack waterproofs just in case.

Rainfall in Caernarfon in July

Looking at the last 30 years, the data shows about 14 days with rain, averaging 94 mm (3.7 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Caernarfon in July

If you're visiting Caernarfon in July, expect highs of 19°C (66°F) and overnight lows around 13°C (55°F). July is known for being in the summer season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it is the month with the highest temperature of the year.

Sunshine in Caernarfon in July

The month brings about 155 hours of sunlight, offering a comfortable mix of sun and overcast.

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

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 Caernarfon's climate page.

Caernarfon Temperature in July

Min Temperature 13°C (55°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 46%  

Precipitation 94 mm (3.7 in)  

Rainy days 14 days  

Sunshine 155 hours *  

Percentage Sunshine *  

* Data from: Bala, the United Kingdom (51 KM, 32 Miles).

What to Wear in Caernarfon in July

For Caernarfon in July, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Caernarfon in July

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

Swimming

6/10

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 Caernarfon's climate page.

More climate data for Caernarfon

Temperature Rainfall Sunshine

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