Georgetown (GY) in September
In September, Georgetown (GY) averages 30°C (86°F) during the day and 26°C (78°F) at night, with frequent rain — about 20 days of the month see precipitation (125 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
September is one of the wetter and less comfortable months in Georgetown (GY). If your dates are flexible, consider a different time of year.
How September compares to the rest of the year in Georgetown (GY)
September is one of the warmest months in Georgetown (GY) (1st of 12) and one of the driest months (11th of 12). Daytime temperature runs 2°C above the annual average (29°C). September runs 1°C warmer than August (29°C) and stays flat into October.
September sunrise & sunset in Georgetown (GY)
Times shown for Georgetown (GY) local time (America/Guyana), calculated for the 15th of September. They shift by a few minutes day to day across the month.
Photography light in Georgetown (GY) — September
Golden-hour and blue-hour windows for the 15th of September, in Georgetown (GY)'s local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Georgetown (GY) in September
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (Shoulder) and Georgetown (GY)'s popularity.
Crowds & pricing — September in Georgetown (GY)
Georgetown (GY) is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Sun & mosquito risk — September in Georgetown (GY)
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Georgetown (GY) in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 28°C / 82°F | 24°C / 75°F | 141 mm | 24 | — |
| February | 28°C / 82°F | 24°C / 76°F | 124 mm | 22 | — |
| March | 28°C / 82°F | 25°C / 76°F | 109 mm | 21 | — |
| April | 28°C / 83°F | 25°C / 77°F | 156 mm | 22 | — |
| May | 28°C / 83°F | 25°C / 77°F | 323 mm | 29 | — |
| June | 28°C / 82°F | 24°C / 76°F | 353 mm | 29 | — |
| July | 29°C / 83°F | 24°C / 76°F | 299 mm | 30 | — |
| August | 29°C / 85°F | 25°C / 77°F | 199 mm | 25 | — |
| September | 30°C / 86°F | 26°C / 78°F | 125 mm | 20 | — |
| October | 30°C / 86°F | 26°C / 78°F | 136 mm | 20 | — |
| November | 29°C / 84°F | 25°C / 77°F | 222 mm | 24 | — |
| December | 28°C / 82°F | 25°C / 76°F | 252 mm | 27 | — |
Other cities with similar September weather
🌍 See the full ranked list of climate twins for Georgetown (GY) in September →
Frequently asked questions
How hot is Georgetown (GY) in September?
In September, Georgetown (GY) averages a high of 30°C (86°F) and a low of 26°C (78°F) — generally hot.
Does it rain a lot in Georgetown (GY) in September?
September is quite rainy in Georgetown (GY), with about 20 rainy days on average.
Is September a good time to visit Georgetown (GY)?
September is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Georgetown (GY) in September?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full September packing list for Georgetown (GY) for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.