Georgetown Weather in September

September in Georgetown brings high temperatures, with highs of 29°C (84°F) and nights dropping to 19°C (66°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.

Rainfall in Georgetown in September

Georgetown is in the rainy season in September, with rain on around 11 days and an average of 171 mm (6.7 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.

Temperature in Georgetown in September

Temperatures in Georgetown in September top out at 29°C (84°F) and drop to 19°C (66°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 19°C (66°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

If you prefer enjoying temperate temperatures and rain-free days, March, April, May and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Georgetown's climate page.

Georgetown Temperature in September

Min Temperature 19°C (66°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 37%  

Precipitation 171 mm (6.7 in)  

Rainy days 11 days  

What to Wear in Georgetown in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can.

What To Do in Georgetown in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Georgetown's climate page.

More climate data for Georgetown

Temperature Rainfall

See the full Georgetown climate overview or explore weather in the United States of America.