Gloucester in September

7.7out of 10

Yes, a good time to go

Mild: highs around 21°C. Frequent rain: about 10 rainy days.

21°CAvg high
11°CAvg low
10Rainy days (90 mm)
12:18 hDaylight
06:48Sunrise · 19:06 Sunset

Why this score

  • Mild: highs around 21°C
  • Frequent rain: about 10 rainy days

What to wear and pack

  • Layers you can add or remove
  • 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 (2.4 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

Year at a glance

-4° -14° J -2° -12° F 3° -6° M 12° 2° A 20° 8° M 24° 13° J 27° 16° J 26° 15° A 21° 11° S 13° 5° O 6° -1° N -1° -8° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January -4°C-14°C70 mm 11– – 3.7
February -2°C-12°C57 mm 9– – 3.9
March 3°C-6°C71 mm 10– – 4.2
April 12°C2°C92 mm 12– – 5.8
May 20°C8°C86 mm 11– – 7.2
June 24°C13°C95 mm 11– – 7.5
July 27°C16°C94 mm 12– – 7.5
August 26°C15°C87 mm 11– – 7.6
September 21°C11°C90 mm 10– – 7.7
October 13°C5°C96 mm 12– – 6.1
November 6°C-1°C80 mm 11– – 4.8
December -1°C-8°C77 mm 11– – 3.6

Frequently asked questions

How hot is Gloucester in September?

Daytime highs average 21°C and nights about 11°C.

When is the best time to visit Gloucester?

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