Sunbury
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Sunbury Weather in September

September in Sunbury brings pleasant temperatures, with daytime highs of 20°C (68°F) and nights around 11°C (52°F). The excellent weather makes it a solid choice for a visit.

Rainfall in Sunbury in September

Past climate data indicates that roughly 12 days will see rain, totalling around 55 mm (2.2 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 Sunbury in September

September is one of the better months to visit Sunbury. Expect 20°C (68°F) during the day and 11°C (52°F) at night. The difference between afternoon and evening temperatures is usually noticeable. 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 Sunbury in September

The month experiences a moderate amount of sunlight, with 155 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Sunbury in September

Wind speeds average 3 m/s (6 knots) during September. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Sunbury.

Sunbury Temperature in September

Min Temperature
11°C (52°F)
Max Temperature
20°C (68°F)
Chance of Rain
40%
Precipitation
55 mm (2.2 in)
Rainy days
12 days
Humidity
73% *
Windspeed
3 m/s (6 knots) *
Sunshine
155 hours *
Percentage Sunshine
40% *
* Data from: London, the United Kingdom (9 KM, 6 Miles).

Sunbury Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Sunbury - 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 Sunbury 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Sunbury 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
  • Barbeque
    7/10
  • Camping
    8/10
  • Outdoor sports
    10/10

Sunbury 3-Day Forecast

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.