Best Time to Visit Porsgrunn: Month-by-Month Guide

Best months for Porsgrunn: July, August, June, May.

  • Best months for Porsgrunn: July, August, June, May.
  • Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
  • Wettest months: August, November, October.
  • The least pleasant month is January (score 3.5).

Year at a glance

0° -5° J 1° -5° F 5° -3° M 10° 1° A 15° 6° M 18° 9° J 21° 12° J 20° 11° A 15° 8° S 10° 4° O 5° 0° N 1° -4° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 0°C-5°C92 mm 12– – 3.5
February 1°C-5°C64 mm 10– – 4.0
March 5°C-3°C62 mm 9– – 4.8
April 10°C1°C60 mm 9– – 5.7
May 15°C6°C74 mm 11– – 6.5
June 18°C9°C94 mm 12– – 6.7
July 21°C12°C99 mm 13– – 7.1
August 20°C11°C106 mm 14– – 6.8
September 15°C8°C101 mm 12– – 6.4
October 10°C4°C107 mm 13– – 5.3
November 5°C0°C108 mm 13– – 4.3
December 1°C-4°C84 mm 12– – 3.7

Frequently asked questions

When is the best time to visit Porsgrunn?

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

When is the rainy season in Porsgrunn?

The wettest months are August, November, October.