Montego Bay in September usually sees fair weather conditions, with an average daily high temperature of +88°F and roughly 2 sunny days. However, you should prepare for about 21 rainy days with an average precipitation of 177 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Good to know:
September is usually the hottest month of the year in Montego Bay;
Average weather
☀️
+88°F
Avg. max. temperature
+72°F
Min.
+91°F
Max.
177 mm
Total precipitation
78%
Avg. humidity
1 m/s
Avg. wind
2 ☀️
Sunny Days
7 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Montego Bay has OK weather in September.
Average temperature in Montego Bay in September
Here are the expected maximum, average and minimum temperatures in Montego Bay for September based on the historical data.
Last Year
Historical Data
Going from a maximum of +90°F during the day to a minimum of +77°F during the night, the temperature in September averages around +86°F.
The average maximum temperature goes down 14% by the end of the month, compared with the beginning of the month, from +86°F to +84°F.
Is Montego Bay warm or cold in September?
Montego Bay is typically hot in September.
Maximum temperatures go down compared to the previous month from +88°F to +88°F. The minimum temperature also goes down from +77°F to +77°F.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
September is the hottest month in Montego Bay, here is the comparison with other months:
Climate in Montego Bay in September
Montego Bay weather looks like this, on average, in September and the surrounding months.
August
September
October
Avg. temperature
+88°F
+88°F
+86°F
Min. temperature
+73°F
+72°F
+72°F
Max. temperature
+93°F
+91°F
+90°F
Rainfall
153 mm
177 mm
159 mm
Wind
2 m/s
1 m/s
1 m/s
Humidity
77%
78%
80%
Air pressure
1012 HPa
1011 HPa
1010 HPa
Sunny days
4
2
4
Cloudy days
8
7
9
Rainy days
19
21
18
Snowy days
0
0
0
September weather is still as ok as in August.The temperature levels stay the same in the area of +88°F for average maximum temperature during the day.Prepare for more rain. Average rainfall goes from 153 mm to 177 mm.Humidity rises from 77% to 78%.Winds are calmer in comparison to August, going down from 2 m/s to 1 m/s on average.The days becoming less sunny, going from 4 sunny days in August to 2 in September.
October brings much the same weather, it remains ok.
Wind speed in Montego Bay in September based on historical data.
Last Year
Historical Data
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Montego Bay is gradually decreasing during September, going from 3 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during September in Montego Bay based on historical data.
Last Year
Historical Data
Typically, there is a 93% chance of rain on an average day in September, with total rainfall of approximately 155 mm. The maximum amount of rainfall per day is around 16 mm, which is considered light rain.September is a pretty wet month with over 28 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
September is one of the rainiest months in Montego Bay, here is a comparison with other months, total mm:
Montego Bay wettest month is September, where a typical day has a 70% chance of precipitation and 177 mm of rainfall per day. January, on the other hand, is the driest month with a mere 10% chance of precipitation and 29 mm of rainfall per day.
How was the weather last September in Montego Bay?
This is the weather in Montego Bay in September 2023:
1 September
☀️
+86°F
2 September
☀️
+86°F
3 September
☀️
+87°F
4 September
☀️
+87°F
5 September
☀️
+88°F
6 September
☀️
+88°F
7 September
☀️
+87°F
8 September
☀️
+87°F
9 September
☀️
+88°F
10 September
☀️
+89°F
11 September
☀️
+88°F
12 September
☀️
+88°F
13 September
☀️
+85°F
14 September
☀️
+87°F
15 September
☀️
+88°F
16 September
☀️
+88°F
17 September
☀️
+88°F
18 September
☀️
+88°F
19 September
☀️
+88°F
20 September
☀️
+87°F
21 September
☀️
+86°F
22 September
☀️
+87°F
23 September
☀️
+86°F
24 September
☀️
+88°F
25 September
☀️
+83°F
26 September
🌧️
+82°F
27 September
☀️
+86°F
28 September
☀️
+87°F
29 September
☀️
+85°F
30 September
☀️
+85°F
In September 2023 Montego Bay had 29 sunny days, 0 cloudy days, and 1 rainy days. The average maximum temperature was +86°F, with an absolute maximum of +90°F and a minimum of +82°F. The average humidity was 77%, with a maximum of 100% and a minimum of 61%. The average wind speed was 2 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in September?
Climate Change Over the Years
This is how Montego Bay climate has changed over the last 43 years.
The climate in Montego Bay in September has not changed that much over the last 43 years.
The average temperature was the lowest in 1979 (+85°F) and the highest in 2015 (+93°F). The driest year was 1991 with only 125 mm of rainfall, and the wettest year was 2004 with 417 mm.
FAQ
Frequently asked questions about the weather in Montego Bay in September:
Is September a good time to visit Montego Bay?
It’s always a good time to visit Montego Bay, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Montego Bay in September?
Absolutely, September is hot in Montego Bay. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.
Is Montego Bay rainy in September?
Montego Bay is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Montego Bay in September?
Usually, it’s not very sunny in Montego Bay in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
Other cities in Jamaica
Check out the weather for other cities in Jamaica.
For this page, we’ve looked at the typical weather in Montego Bay, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.