May Pen

May Pen Monthly Climate Data

May Pen’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 during the period of January and February. 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 18 and 33 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 May Pen area.

May Pen average monthly temperatures & rainfall amount
Month High (ºC) Low (ºC) Rainfall (mm)
January 31 18 47
February 30 18 37
March 31 19 52
April 32 20 60
May 33 22 124
June 32 22 107
July 33 22 48
August 32 22 99
September 32 22 166
October 32 22 195
November 31 21 113
December 31 20 52