Blue Anchor Weather in September

September in Blue Anchor averages 18°C (64°F) during the day and 13°C (55°F) at night. Quite a bit of rainfall is typical this month, with around 87 mm (3.4 in) on average. An umbrella is a good idea.

Rainfall in Blue Anchor in September

Based on our climate data of the past 30 years, about 16 days of rain are anticipated, with 87 mm (3.4 in) on average. 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 Blue Anchor in September

Daytime highs in Blue Anchor in September reach 18°C (64°F), with nights around 13°C (55°F). The summer season takes place during September. The difference between afternoon and evening temperatures is usually noticeable. 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.

Sunshine in Blue Anchor in September

The city usually sees around 149 hours of sunlight, indicating a moderately sunny period.

Wind Speed in Blue Anchor in September

Wind speeds average 4 m/s (8 knots) during September. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in September

The water temperature is 15°C (59°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Blue Anchor Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 18°C (64°F)  

Water Temperature 15°C (59°F) *  

Chance of Rain 52%  

Precipitation 87 mm (3.4 in)  

Rainy days 16 days  

Humidity 81% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 149 hours *  

Percentage Sunshine 37% *  

* Data from: Cardiff, the United Kingdom (24 KM, 15 Miles).

What to Wear in Blue Anchor in September

Pleasant temperatures in September 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. With water temperatures around 15°C (59°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Blue Anchor in September

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 Blue Anchor's climate page.

More climate data for Blue Anchor

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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