Coolham
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Coolham Weather in September

During September, Coolham experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 12°C (54°F). Some rainfall is typical during this period.

Rainfall in Coolham in September

Historically, the month has about 12 days of rain, averaging 58 mm (2.3 in) in total. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Coolham in September

September is one of the better months to visit Coolham. Expect 20°C (68°F) during the day and 12°C (54°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Average water temperature in September

At 18°C (64°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Coolham.

Coolham Temperature in September

Min Temperature
12°C (54°F)
Max Temperature
20°C (68°F)
Water Temperature
18°C (64°F) *
Chance of Rain
41%
Precipitation
58 mm (2.3 in)
Rainy days
12 days
* Data from: Brighton & Hove, the United Kingdom (24 KM, 15 Miles).

Coolham Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Coolham - and find the best time to visit.

Best Places in the United Kingdom in September

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Coolham 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. Rain gear is recommended, you can expect wet weather on multiple days. Expect water temperatures of around 18°C (64°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items.

What To Do in Coolham in September

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

  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    8/10
  • Outdoor sports
    10/10

Coolham 3-Day Forecast

More climate data for Coolham

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.