United StatesAverage weather for Georgetown in September
It's warm in September in Georgetown with an average temperature of 23°C. Temperatures this month range from a low of 18°C to a high of 26°C. At night, you can expect temperatures between 9°C and 15°C.
Start of September
The month of September starts in Georgetown with warm temps, averaging around 25°C during the day and nights around 14°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid September
By mid-September, daytime temps drop to around 23°C, with nights around 12°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 Georgetown is around 21°C, while nighttime temps are about 11°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
In September, there is an average of 130 mm of precipitation, spread over 7 days. The wind speed is around 3 Bft, mostly coming from the South.
Georgetown in September |
New York | ||
|---|---|---|---|
 Average temperature |
23°C | 27°C | |
 Max. temperature |
26°C | 31°C | |
| Min. temperature |
18°C | -5°C | |
 Total precipitation |
130 mm | 57 mm | |
| Rainy days |
7 days | 9 days | |
August
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Georgetown?
Looking for sun? September isn’t a good month to be in Georgetown. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 33°C in 2016, Georgetown reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 13°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 20°C.
Check out the climate of Georgetown for all months and discover the best travel time
Daily Temperature in September in Georgetown
This chart shows the average daily high and low temperatures in September for Georgetown, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Georgetown
The chart below shows the average daily precipitation in September for Georgetown, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 7 days of precipitation in Georgetown.
Daily UV index in September in Georgetown
This chart shows the average daily UV index in September in Georgetown, 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.
Temperature in September in Georgetown over the years
This chart shows the average temperature in September in Georgetown, measured in degrees Celsius, over the past few years.
Total precipitation in September in Georgetown over the years
This chart shows the average precipitation in September in Georgetown, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Georgetown
Click on any day in September to get detailed info about the usual weather on that day in Georgetown. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Georgetown
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Average weather in Georgetown by month
Click on a month below to see detailed weather info for Georgetown. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Georgetown for all months at once
