Westerly in September

7.8out of 10

Yes, a good time to go

Warm and comfortable: highs around 22°C. Frequent rain: about 9 rainy days.

22°CAvg high
15°CAvg low
9Rainy days (97 mm)
12:16 hDaylight
06:34Sunrise · 18:49 Sunset

Why this score

  • Warm and comfortable: highs around 22°C
  • Frequent rain: about 9 rainy days

What to wear and pack

  • T-shirts and light layers
  • Rain jacket or compact umbrella

How reliable is the forecast?

Rainfall in September is fairly consistent from year to year (2.5 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

Year at a glance

3° -4° J 4° -3° F 7° 0° M 13° 6° A 18° 11° M 23° 16° J 27° 20° J 26° 19° A 22° 15° S 17° 10° O 11° 4° N 6° 0° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 3°C-4°C93 mm 10– – 4.3
February 4°C-3°C81 mm 9– – 4.6
March 7°C0°C110 mm 10– – 5.1
April 13°C6°C98 mm 11– – 6.1
May 18°C11°C83 mm 11– – 7.0
June 23°C16°C91 mm 10– – 7.7
July 27°C20°C78 mm 10– – 7.7
August 26°C19°C98 mm 10– – 7.7
September 22°C15°C97 mm 9– – 7.8
October 17°C10°C107 mm 9– – 6.9
November 11°C4°C93 mm 9– – 6.1
December 6°C0°C114 mm 11– – 4.8

Frequently asked questions

How hot is Westerly in September?

Daytime highs average 22°C and nights about 15°C.

When is the best time to visit Westerly?

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