Your trips
Organize your trips easily with tabs
New York
George Town
Any date
+ Search
background

Smarter Travel Planning

for a Better World

George Town in September: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in George Town in September will be like? Take a look at our weather guide for George Town, based on historical data.
Check flight prices to George Town on Avionero:
September

Weather in George Town in September 2025

OK Weather
Warm
🌧️
Rainy
If you plan to visit George Town in September, the weather is typically alright, with an average high temperature of +82°F during the day and approximately 2 sunny days. Expect some rainy, though, as there are typically 24 rainy days in the month and around 111 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+82°F
Avg. max. temperature
+75°F
Min.
+86°F
Max.
111 mm
Total precipitation
81%
Avg. humidity
4 m/s
Avg. wind
2 ☀️
Sunny Days
3 ⛅️
Cloudy
24 🌦
Rainy
Our opinion: George Town has OK weather in September.

Average temperature in George Town in September

Here are the expected maximum, average and minimum temperatures in George Town for September based on the historical data.
Last Year
Historical Data

Going from a maximum of +86°F during the day to a minimum of +79°F during the night, the temperature in September averages around +84°F.

The average maximum temperature goes down 25% by the end of the month, compared with the beginning of the month, from +86°F to +84°F.

Is George Town warm or cold in September?

George Town is typically warm in September.

Maximum temperatures go down compared to the previous month from +84°F to +82°F. The minimum temperature also goes up from +81°F to +81°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

September is one of the warmest months in George Town, here is the comparison with other months:

Climate in George Town in September

George Town weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+84°F+82°F+81°F
Min. temperature
+77°F+75°F+72°F
Max. temperature
+88°F+86°F+86°F
Rainfall
87 mm111 mm145 mm
Wind
5 m/s4 m/s5 m/s
Humidity
80%81%80%
Air pressure
1015 HPa1013 HPa1013 HPa
Sunny days
323
Cloudy days
533
Rainy days
222425
Snowy days
000

September weather is still as ok as in August. It’s getting colder in September. From +84°F in the day, the average maximum temperature lowers to +82°F. Prepare for more rain. Average rainfall goes from 87 mm to 111 mm. Humidity rises from 80% to 81%. Winds are calmer in comparison to August, going down from 5 m/s to 4 m/s on average. The days becoming less sunny, going from 3 sunny days in August to 2 in September.

October brings much the same weather, it remains ok.

Wind

Wind speed in George Town in September based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in George Town is gradually increasing during September, going from 3 m/s to 5 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in George Town based on historical data.
Last Year
Historical Data
Typically, there is a 57% chance of rain on an average day in September, with total rainfall of approximately 79 mm. The maximum amount of rainfall per day is around 11 mm, which is considered light rain. September is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
September is one of the rainiest months in George Town, here is a comparison with other months, total mm:
George Town wettest month is October, where a typical day has a 81% chance of precipitation and 145 mm of rainfall per day. February, on the other hand, is the driest month with a mere 43% chance of precipitation and 27 mm of rainfall per day.

How was the weather last September in George Town?

This is the weather in George Town in September 2024:
1 September
☁️
+87°F
2 September
🌧️
+85°F
3 September
🌧️
+84°F
4 September
🌧️
+83°F
5 September
🌧️
+82°F
6 September
🌧️
+83°F
7 September
☁️
+83°F
8 September
🌧️
+82°F
9 September
🌧️
+84°F
10 September
☀️
+85°F
11 September
☀️
+85°F
12 September
☀️
+85°F
13 September
☀️
+84°F
14 September
☀️
+85°F
15 September
☀️
+85°F
16 September
☀️
+84°F
17 September
☀️
+85°F
18 September
☀️
+85°F
19 September
🌧️
+84°F
20 September
🌧️
+84°F
21 September
☁️
+85°F
22 September
☁️
+85°F
23 September
☁️
+83°F
24 September
☁️
+84°F
25 September
☁️
+85°F
26 September
☁️
+85°F
27 September
☁️
+85°F
28 September
☁️
+85°F
29 September
🌧️
+84°F
30 September
☀️
+85°F
In September 2024 George Town had 10 sunny days, 10 cloudy days, and 10 rainy days. The average maximum temperature was +84°F, with an absolute maximum of +86°F and a minimum of +82°F. The average humidity was 80%, with a maximum of 92% and a minimum of 70%. The average wind speed was 4 m/s, with a maximum of 7 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change Over the Years

This is how George Town climate has changed over the last 43 years.

The climate in George Town in September has not changed that much over the last 43 years.

The average temperature was the lowest in 1981 (+78°F) and the highest in 2023 (+81°F). The driest year was 1982 with only 433 mm of rainfall, and the wettest year was 2007 with 1640 mm.

FAQ

Frequently asked questions about the weather in George Town in September:

Is September a good time to visit George Town?

It’s always a good time to visit George Town, 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 George Town in September?

September is warm in George Town. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is George Town rainy in September?

George Town 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 George Town in September?

Usually, it’s not very sunny in George Town in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Monthly weather in George Town

Source of the data

For this page, we’ve looked at the typical weather in George Town, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

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.