Falmouth Monthly Climate Data

Falmouth’s rainfall pattern consists of two peak periods with higher values of rainfall and corresponding periods of lower rainfall amounts. The primary peak occurs in October and the secondary in May. The lowest amounts are at a minimum for the months of March and July. This is based on long term reports and deviations from this pattern do occur year to year. The hottest temperatures generally occur between the months of May and October.

The general monthly temperatures range between 20 and 31 degrees Celsius, however, a fluctuation between temperatures throughout the day must be taken into consideration.  Mornings tend to be the coolest time of day, with little or no rainfall. While late morning through late afternoon experiences a rise in temperature, with occasional showers with the peak hitting in the mid-afternoon.  Early evening into night generally brings cooler temperatures with little or no rainfall.

The following chart shows the average monthly high and low temperatures as well as the average monthly rainfall amount for the Falmouth area.

Falmouth average monthly temperatures & rainfall amount
Month High (ºC) Low (ºC) Rainfall (mm)
January 29 21 80
February 28 20 66
March 29 21 46
April 30 22 74
May 30 23 98
June 31 23 58
July 31 24 41
August 31 24 54
September 31 23 105
October 30 23 146
November 30 23 113
December 29 22 112