September · Guyana
Best time to visit Georgetown in September Weather, crowds & prices
Weather in Georgetown in September
Average temperature 28°C, 104 mm of rain, about 30 days with 6+ hours of sunshine and 81% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
5.1/10
Ranked #3 of 12 months
- Avg temp
- 28°C
- Rainfall
- 104 mm
- Humidity
- 81%
- Days with 6h+ sun
- 30
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Georgetown scores 5.1/10 for sightseeing and cultural travel - one of the top 12-month picks (#3). Expect around 28°C, 104 mm of rain, and roughly 30 days with 6+ hours of sunshine this month.
Georgetown mixes timber architecture, markets, museums, gardens, canals, and the Atlantic seawall in Guyana's low-lying, culturally diverse capital.
September in Georgetown — workable with trade-offs
Days in September average 28°C (82°F) and humidity near 81% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
104 mm of rain makes this a wet month here, though with about 30 days with 6+ hours of sunshine there is still bright weather between the fronts.
That is 5.1/10 on the same scale — 3rd of 12 months, versus 5.4/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Budget for mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Georgetown in September?
- In September, Georgetown averages 28°C, 104 mm of rain, and about 30 days with 6+ hours of sunshine. Its climate-comfort score is 5.1/10.
- Is September a good time to visit Georgetown?
- September earns a 5.1/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Georgetown in September?
- Expect about 104 mm of rain in September. Average humidity is 81% and there are about 30 days with 6+ hours of sunshine.
Curated in Georgetown
Tickets & experiences
Things to do in Georgetown
Georgetown, Guyana. Live activities and tours from GetYourGuide, matched to this destination.