Jamaica monthly weather averages

Contents

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Jamaica

Jamaica average temperature chart (Celsius) Jamaica average temperature chart (Fahrenheit)
Average monthly temperatures in Jamaica (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.7 26 27.7 29.2 30.4 31 31.7 31.7 31.1 29.4 27.9 26.5
°F 78.3 78.8 81.9 84.6 86.7 87.8 89.1 89 87.9 85 82.2 79.7

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Jamaica monthly rainfall chart (mm) Jamaica monthly rainfall chart (inches)
Average monthly rainfall in Jamaica (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 47 53 55 62 176 262 200 205 214 163 70 37
inches 1.8 2.1 2.2 2.5 6.9 10.3 7.9 8.1 8.4 6.4 2.7 1.5
Rainy days 6 7 5 5 9 13 10 12 13 13 9 7

Average annual rainfall in Jamaica: 1485.067mm (584.7 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Jamaica

Jamaica average daily sunshine chart
Average daily sunshine Jamaica
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.4 7.6 8.8 9.6 9.2 8.1 9 8.8 10.3 9.6 7.4 7.3

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Jamaica average minimum / maximum temperatures (Celsius) Jamaica average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Jamaica (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 15.5 15.8 17.2 18.3 20.6 21.8 21.9 21.9 21.7 20.6 18.7 16.9
Max °C 26 26.3 28 29.5 30.7 31.2 32 31.9 31.3 29.7 28.1 26.8
Min °F 59.8 60.4 63 64.9 69 71.2 71.3 71.4 71.1 69 65.7 62.3
Max °F 69.3 69.8 72.7 75 78.1 79.7 80.4 80.4 79.7 77.2 74.1 71.2

Sea temperature

The graph below shows the average sea temperature.

Jamaica average sea temperature chart (Celsius) Jamaica average sea temperature chart (Fahrenheit)
Average sea temperature around Jamaica in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 26 25.7 25.8 26.6 27.6 28.7 29.5 29.9 29.6 28.9 27.7 26.8
°F 78.8 78.3 78.5 79.8 81.7 83.7 85 85.7 85.4 83.9 81.8 80.2

Wind speed

The graph below shows the average wind speed.

Jamaica average winspeed by month (km/h) Jamaica average winspeed by month (mph)
Average wind speed in Jamaica (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 15 16 15 12 11 11 10 10 12 13 13
mph 9 9 10 9 8 7 7 6 6 7 8 8

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Jamaica relative humidity averages
Average relative humidity in Jamaica
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 78% 77% 74% 78% 82% 81% 82% 84% 83% 82% 81%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Jamaica weather stats

Jamaica weather statistics
Hottest month: July 31.7°C 89.1°F
Driest month: December 37mm 1.5ins
Sunniest month: September 10.3hrs
Coldest month: January 25.7°C 78.3°F
Wettest month: June 262mm 10.3ins
Warmest sea: August 29.9°C 85.8°F
Map showing location of Jamaica (22.97917, -82.17028) Jamaica map pin © Google

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