What’s the climate like in Saint John’s?
The current climate of Saint John’s features average monthly temperatures ranging from highs of 33°C during the day to lows of 30°C. The average yearly temperature is around 32°C. At night, temperatures in the colder months average around 24°C and in the warmer months around 27°C.
The highest temperature recorded in Saint John’s in recent years was 36°C in July 2020. The lowest daytime temperature recorded was 25°C in February 2017.
On average, Saint John’s receives 756 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.
The hurricane season in Saint John’s runs from June to November.
Best time to visit Saint John’s?
The best time to visit Saint John’s for sunny weather is January through September, November and December. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Saint John’s. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Saint John’s
The climate table of Saint John’s shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 31 | 30 | 31 | 31 | 32 | 32 | 33 | 33 | 33 | 32 | 32 | 31 |
| Temp. min (°C) | 25 | 24 | 25 | 26 | 27 | 28 | 28 | 27 | 28 | 27 | 26 | 25 |
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| Precipitation (mm) | 12 | 21 | 27 | 28 | 67 | 35 | 33 | 120 | 110 | 168 | 116 | 19 |
| UV Index | 7 | 7 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 32°C
- Highest temperature: 33°C in July, August and September
- Lowest temperature: 30°C in February
- Precipitation: 756 mm per year, averaging 63 mm per month
- Driest months: 12 mm in January, 19 mm in December and 21 mm in February
- Wettest months: 168 mm in October, 120 mm in August and 116 mm in November
Table of Contents
Average Temperature per Month in Saint John’s
This graph shows the average maximum temperatures per month in Saint John’s, Jamaica. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Saint John’s
This graph shows how much precipitation Saint John’s, Jamaica, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average UV Index per Month in Saint John’s
This graph shows the average UV index per month in Saint John’s, Jamaica. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Saint John’s
This graph shows the average yearly temperature in Saint John’s, Jamaica. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Saint John’s
This chart shows the total yearly precipitation in Saint John’s, Jamaica, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Weather experiences in Saint John’s
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Average Weather in Saint John’s by Month
Click on a month below to see detailed weather info for Saint John’s. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
