Portishead Climate: Weather by Month and Best Time to Visit

Best months for Portishead: July, August, June, September.

Year at a glance

8° 3° J 8° 3° F 10° 4° M 13° 5° A 16° 8° M 19° 11° J 21° 13° J 20° 13° A 18° 11° S 14° 8° O 11° 5° N 8° 3° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 8°C3°C72 mm 13– – 5.0
February 8°C3°C57 mm 11– – 5.4
March 10°C4°C57 mm 11– – 5.8
April 13°C5°C63 mm 12– – 6.1
May 16°C8°C67 mm 12– – 6.6
June 19°C11°C62 mm 11– – 7.2
July 21°C13°C61 mm 11– – 7.4
August 20°C13°C71 mm 11– – 7.4
September 18°C11°C57 mm 9– – 7.2
October 14°C8°C79 mm 12– – 6.2
November 11°C5°C77 mm 13– – 5.5
December 8°C3°C79 mm 12– – 5.2