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Cowes Weather in September

September in Cowes sees daytime temperatures around 20°C (68°F) and lows of 13°C (55°F) at night. With around 62 mm (2.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Cowes in September

Typically around 12 days of rainfall are expected, averaging 62 mm (2.4 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Cowes in September

September is a good time to be in Cowes. Days are excellent, reaching 20°C (68°F), with nights around 13°C (55°F). September is known for being in the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. 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 Cowes in September

The area enjoys a balanced 149 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Average water temperature in September

At 17°C (63°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.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Cowes Temperature in September

Min Temperature
13°C (55°F)
Max Temperature
20°C (68°F)
Water Temperature
17°C (63°F) *
Chance of Rain
39%
Precipitation
62 mm (2.4 in)
Rainy days
12 days
Humidity
82% *
Sunshine
149 hours *
Percentage Sunshine
44% *
* Data from: Southampton, the United Kingdom (17 KM, 11 Miles).

Cowes Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Cowes - 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 Cowes 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. With water temperatures around 17°C (63°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 Cowes in September

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

  • Swimming
    6/10
  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    8/10
  • Outdoor sports
    10/10

Cowes 3-Day Forecast

Popular in September

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

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