Acton in September

8.0out of 10

Yes, a good time to go

Warm and comfortable: highs around 23°C. Some rain: about 8 rainy days.

23°CAvg high
13°CAvg low
8Rainy days (85 mm)
12:16 hDaylight
06:32Sunrise · 18:48 Sunset

Why this score

  • Warm and comfortable: highs around 23°C
  • Some rain: about 8 rainy days

What to wear and pack

  • T-shirts and light layers
  • A light jacket for cooler evenings
  • Rain jacket or compact umbrella

How reliable is the forecast?

Rainfall in September is fairly consistent from year to year (2.8 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

Year at a glance

2° -6° J 3° -5° F 8° -1° M 14° 4° A 20° 10° M 25° 15° J 28° 18° J 28° 17° A 23° 13° S 16° 7° O 10° 2° N 5° -3° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 2°C-6°C81 mm 9– – 4.0
February 3°C-5°C76 mm 9– – 4.5
March 8°C-1°C104 mm 11– – 5.0
April 14°C4°C93 mm 10– – 6.4
May 20°C10°C78 mm 11– – 7.4
June 25°C15°C90 mm 11– – 7.6
July 28°C18°C81 mm 11– – 7.6
August 28°C17°C86 mm 10– – 7.8
September 23°C13°C85 mm 8– – 8.0
October 16°C7°C94 mm 10– – 6.9
November 10°C2°C84 mm 9– – 5.9
December 5°C-3°C105 mm 10– – 4.5

Frequently asked questions

How hot is Acton in September?

Daytime highs average 23°C and nights about 13°C.

When is the best time to visit Acton?

The best months are September, August, June, July.