Castleton Weather in September

Castleton in September sees moderate temperatures, with highs around 17°C (63°F) and overnight lows of 11°C (52°F). Rainfall is fairly high at around 71 mm (2.8 in) on average, so pack waterproofs just in case.

Rainfall in Castleton in September

You can expect rain on roughly 15 days based on historical data, averaging 71 mm (2.8 in) for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Castleton in September

In September, Castleton gets moderate temperatures, with highs of 17°C (63°F). Nights cool to around 11°C (52°F). September is typically considered a summer month. Conditions are often most pleasant around the middle of the day. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Castleton in September

With about 140 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Average water temperature in September

With water at 14°C (57°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

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 Castleton's climate page.

Castleton Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 17°C (63°F)  

Water Temperature 14°C (57°F) *  

Chance of Rain 51%  

Precipitation 71 mm (2.8 in)  

Rainy days 15 days  

Sunshine 140 hours *  

Percentage Sunshine 36% *  

* Data from: Scarborough, the United Kingdom (20 KM, 12 Miles).

What to Wear in Castleton in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 14°C (57°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Castleton in September

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

Swimming

5/10

Cycling

6/10

Walking

6/10

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 Castleton's climate page.

More climate data for Castleton

Temperature Rainfall Sunshine Water Temp

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