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

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

  • Best months for Grimsby: August, July, September, June.
  • Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
  • Shoulder season: September. Good weather without the busiest period.
  • Wettest months: July, November, June.
  • The least pleasant month is January (score 5.1).

Year at a glance

7° 2° J 8° 2° F 10° 4° M 12° 5° A 15° 8° M 18° 11° J 20° 13° J 20° 13° A 18° 11° S 14° 8° O 10° 5° N 7° 3° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 7°C2°C49 mm 11– – 5.1
February 8°C2°C40 mm 10– – 5.4
March 10°C4°C43 mm 11– – 5.6
April 12°C5°C48 mm 11– – 6.0
May 15°C8°C52 mm 11– – 6.5
June 18°C11°C65 mm 12– – 6.8
July 20°C13°C70 mm 13– – 7.1
August 20°C13°C66 mm 12– – 7.3
September 18°C11°C56 mm 10– – 7.1
October 14°C8°C59 mm 11– – 6.3
November 10°C5°C55 mm 12– – 5.6
December 7°C3°C52 mm 11– – 5.2

Frequently asked questions

When is the best time to visit Grimsby?

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

When is the rainy season in Grimsby?

The wettest months are July, November, June.