Douglas Weather in September

Isle of Man · September climate averages and travel tips

Avg high16°C (60°F)
Avg low14°C (57°F)
Rainfall97 mm (3.8 in)
RatingFair 5.6/10

Douglas in September sees daytime temperatures around 16°C (60°F), dropping to about 14°C (57°F) at night. September is autumn (fall) in Isle of Man. The month is moderately rainy, with about 97 mm (3.8 in) of rain spread over 15 days. You get roughly 12.4 hours of daylight and frequently cloudy skies.

Is September a good time to visit Douglas?

September is a fair time to visit Douglas (5.6/10) mainly because of the rain. For better weather, go in May to July.

Visiting Douglas in September

September weather in Douglas

September feels cool, damp and often cloudy in Douglas. Days reach about 16°C, much like August, but the air can feel clammy. Rain falls on around half the month, and there's only a little sun each day. The evenings are cool, too.

You can still enjoy the seafront, the Manx Museum and sheltered walks around Douglas Bay. The Isle of Man Steam Railway is a good way to see more of the island when showers interrupt a walk. Save exposed coastal hikes for a clearer spell, and don't count on a full beach day.

Events and quieter streets

The Isle of Man Food and Drink Festival is usually held in Douglas in September, at the Villa Marina Gardens. It's a handy stop for local produce and Manx treats. Check the festival's dates before you travel, as they can change.

If you hate crowds, September is calmer than the main summer holiday months. Families have mostly left after the school break, so the promenade and town centre feel less busy. Some visitor businesses may shorten their hours as autumn begins, though.

Prices and practical tips

Prices are generally easier to find outside the summer peak, especially for stays, but don't expect every place to be open or cheaper. September is still milder than October, which brings more rain and cooler days. For a quieter city break, it's a decent trade-off.

Travelling with kids? The Douglas horse trams are a fun way to ride along the promenade, but wet weather can make the open seats uncomfortable. Check the day's service before heading out, then duck into the Manx Museum if rain sets in.

September weather at a glance

Average high16°C (60°F)
Average low14°C (57°F)
Daily mean15°C (59°F)
Rainfall97 mm (3.8 in)
Rainy days (1 mm+)15
Humidity85%
Cloud cover76%
Daylight12.4 hours
Est. sunshine3.3 hours/day
Wind21.6 km/h
vs August1°C cooler than August, with similar rainfall.

What to pack for Douglas in September

Douglas weather in other months

Jan8°C / 7°C117 mmPoorFeb8°C / 6°C95 mmPoorMar8°C / 6°C92 mmPoorApr10°C / 8°C61 mmFairMay12°C / 10°C65 mmFairJun14°C / 12°C69 mmGoodJul16°C / 14°C82 mmFairAug16°C / 15°C98 mmFairSep16°C / 14°C97 mmFairOct14°C / 12°C130 mmPoorNov11°C / 10°C126 mmPoorDec10°C / 8°C137 mmPoor

← AugustBest time to visit DouglasOctober →

Better weather in September nearby

Nearby in September

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