Lancaster Climate: Weather by Month and Best Time to Visit

Best months for Lancaster: August, September, May, June.

Year at a glance

4° -3° J 6° -2° F 11° 2° M 18° 7° A 23° 13° M 27° 18° J 30° 21° J 29° 20° A 25° 16° S 19° 9° O 12° 4° N 7° 0° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 4°C-3°C80 mm 9– – 4.7
February 6°C-2°C73 mm 9– – 5.0
March 11°C2°C98 mm 10– – 5.8
April 18°C7°C93 mm 11– – 6.9
May 23°C13°C90 mm 11– – 7.5
June 27°C18°C95 mm 11– – 7.5
July 30°C21°C99 mm 11– – 7.3
August 29°C20°C86 mm 10– – 7.7
September 25°C16°C109 mm 9– – 7.7
October 19°C9°C93 mm 8– – 7.4
November 12°C4°C75 mm 8– – 6.4
December 7°C0°C92 mm 9– – 5.1