Georgetown
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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.

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

Georgetown Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Georgetown - and find the best time to visit.

Best Places in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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

Georgetown 3-Day Forecast

More climate data for Georgetown

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.