September could be a good time to visit Georgetown, as the weather is generally fine. The average high temperature is around +29°C, and there are typically 1 sunny days in September. However, expect about 23 rainy days, and total monthly rainfall of approximately 151 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+29°C
Avg. max. temperature
+24°C
Min.
+34°C
Max.
151 mm
Total precipitation
81%
Avg. humidity
3 m/s
Avg. wind
1 ☀️
Sunny Days
3 ⛅️
Cloudy
23 🌦
Rainy
Our opinion: Georgetown has OK weather in September.
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Average temperature in Georgetown in September
Here are the expected maximum, average and minimum temperatures in Georgetown for September based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in September is +32°C with a maximum of +34°C and a minimum of +26°C.
The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +33°C to +33°C.
Is Georgetown warm or cold in September?
Georgetown is typically warm in September.
Maximum temperatures go up compared to the previous month from +29°C to +29°C. The minimum temperature also goes up from +27°C to +27°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is one of the warmest months in Georgetown, here is the comparison with other months:
Climate in Georgetown in September
Georgetown weather looks like this, on average, in September and the surrounding months.
August
September
October
Avg. temperature
+29°C
+29°C
+29°C
Min. temperature
+23°C
+24°C
+24°C
Max. temperature
+34°C
+34°C
+33°C
Rainfall
103 mm
151 mm
192 mm
Wind
4 m/s
3 m/s
4 m/s
Humidity
81%
81%
81%
Air pressure
1013 HPa
1011 HPa
1011 HPa
Sunny days
3
1
2
Cloudy days
3
3
2
Rainy days
21
23
25
Snowy days
0
0
0
September weather is still as ok as in August.The temperature levels stay the same in the area of +29°C for average maximum temperature during the day.Prepare for more rain. Average rainfall goes from 103 mm to 151 mm.Humidity levels don’t change as the month goes on, averaging around 81%.Winds are calmer in comparison to August, going down from 4 m/s to 3 m/s on average.The days becoming less sunny, going from 3 sunny days in August to 1 in September.
October brings much the same weather, it remains ok.
Wind speed in Georgetown in September based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Georgetown 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 Georgetown based on historical data.
Last Year
Historical Data
Total precipitation in September is about 150 mm, with a 70% chance of rain on a typical day. The maximum amount of rainfall per day is around 34 mm, which is moderate rain.September is a pretty wet month with over 21 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
September is one of the rainiest months in Georgetown, here is a comparison with other months, total mm:
Georgetown wettest month is October, where a typical day has a 81% chance of precipitation and 192 mm of rainfall per day. February, on the other hand, is the driest month with a mere 57% chance of precipitation and 25 mm of rainfall per day.
How was the weather last September in Georgetown?
This is the weather in Georgetown in September 2024:
1 September
🌧️
+33°C
2 September
☀️
+33°C
3 September
🌧️
+31°C
4 September
☀️
+31°C
5 September
☁️
+32°C
6 September
☀️
+33°C
7 September
🌧️
+32°C
8 September
🌧️
+32°C
9 September
☀️
+32°C
10 September
☀️
+33°C
11 September
☀️
+33°C
12 September
☀️
+34°C
13 September
☀️
+33°C
14 September
☀️
+33°C
15 September
☀️
+33°C
16 September
☀️
+33°C
17 September
☀️
+32°C
18 September
☀️
+33°C
19 September
☀️
+32°C
20 September
🌧️
+32°C
21 September
☀️
+33°C
22 September
☀️
+33°C
23 September
☁️
+32°C
24 September
☁️
+32°C
25 September
☀️
+32°C
26 September
🌧️
+31°C
27 September
🌧️
+33°C
28 September
☁️
+33°C
29 September
☁️
+32°C
30 September
☀️
+33°C
In September 2024 Georgetown had 18 sunny days, 5 cloudy days, and 7 rainy days. The average maximum temperature was +32°C, with an absolute maximum of +34°C and a minimum of +31°C. The average humidity was 77%, with a maximum of 100% and a minimum of 55%. The average wind speed was 3 m/s, with a maximum of 33 m/s and a minimum of 0 m/s.
Are you planning a trip in September?
Climate Change over Years
This is how Georgetown climate have been changing during last 43 years period.
The climate in Georgetown in September has not changed much over the last 43 years.
The average temperature was the lowest in 1985 (+27°C) and the highest in 2019 (+31°C). The driest year was 1985 with only 623 mm of rainfall, and the wettest year was 2024 with 2399 mm.
FAQ
Frequently asked questions about the weather in Georgetown in September:
Is September a good time to visit Georgetown?
It’s always a good time to visit Georgetown, 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 Georgetown in September?
September is warm in Georgetown. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Is Georgetown rainy in September?
Georgetown 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 Georgetown in September?
Usually, it’s not very sunny in Georgetown in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Georgetown, 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.
