The weather in September in Trelawny

It's hot in September in Trelawny with an average temperature of 32°C. Temperatures this month range from a low of 32°C to a high of 33°C. At night, you can expect temperatures between 26°C and 27°C.

Looking for sun? September isn’t a good month to be in Trelawny. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Trelawny, Jamaica. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 35°C in 2019, Trelawny reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 28°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of 22°C to a highest value of 29°C.

Rainfall amount

In September, there is an average of 107 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the East.

Daily weather in September for Trelawny

Click on any day in September to get detailed info about the usual weather on that day in Trelawny. Check out the historical temperatures and precipitation over the past 10 years on this day.

1

32° / 27°

2

32° / 27°

3

32° / 26°

4

32° / 26°

5

32° / 26°

6

32° / 26°

7

32° / 26°

8

32° / 26°

9

32° / 27°

10

33° / 26°

11

32° / 26°

12

32° / 26°

13

32° / 26°

14

32° / 27°

15

32° / 27°

16

32° / 26°

17

32° / 26°

18

32° / 26°

19

32° / 27°

20

32° / 26°

21

32° / 27°

22

32° / 27°

23

32° / 26°

24

32° / 26°

25

32° / 26°

26

32° / 26°

27

32° / 26°

28

33° / 26°

29

32° / 26°

30

32° / 26°

Start of September

The month of September starts in Trelawny with hot temps, averaging around 33°C during the day and nights around 27°C.

Mid September

By mid-September, daytime temps drop to around 32°C, with nights around 27°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of September

By the end of September, the average daytime temperature in Trelawny is around 33°C, while nighttime temps are about 27°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

Find affordable vacations to Trelawny

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

The hurricane season in Trelawny runs from June to November.

Check out the climate of Trelawny for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Trelawny, Jamaica. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Trelawny

Temperature in September in Trelawny over the years

Precipitation charts

These charts show the average amount of precipitation in September in Trelawny, Jamaica. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Trelawny

Total precipitation in September in Trelawny over the years

Daily UV index in September in Trelawny

This chart shows the average daily UV index in September in Trelawny, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

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Average weather in Trelawny by month

Click on a month below to see detailed weather info for Trelawny. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.