Georgetown, Guyana Weather
Georgetown hourly forecast: next 24 hours
Today's high of 92°F (33°C) is about 7°F (4°C) above the typical August high of 85°F (30°C).
Current conditions in detail
Georgetown weather tomorrow (Friday, August 28)
Tomorrow in Georgetown looks patchy rain nearby, with a high of 91° and an overnight low of 78°. There is a 71% chance of rain - plan accordingly. Winds top out near 9 mph, and the UV index reaches 7 (high).
Georgetown 14-day forecast
About the weather in Georgetown
There is not much of a seasonal calendar in Georgetown. Its warmest and coolest months differ by 2°C, against a dataset median nearer 15°C, which leaves 87°F (30°C) in September and 82°F (28°C) in January as the two ends of the year.
Georgetown weather: quick facts
- Hottest month: September - highs near 87°F (30°C)
- Coldest month: January - highs near 82°F (28°C)
- Decade extremes (2015-2024): 94°F (35°C) high · 71°F (22°C) low
- Wettest month: June (29 rainy days) · Sunniest: August (11.3 h sun/day)
- Climate type: tropical rainforest
- Annual swing: 2°C between the average warmest and coolest month · day to night: 4°C
- Months averaging 30°C or hotter: 2
- Average humidity: 82%
Temperatures through the year
Relative humidity averages 82% across the year, more humid than 92% of the 3496 cities in our dataset - enough that summer afternoons feel hotter than the thermometer says, which is what the dew point converter is for. January bottoms out at 82°F (28°C) in daylight, 76°F (24°C) after dark. Warmth peaks in September: highs of 87°F (30°C), lows of 78°F (26°C). Days and nights are about 4°C apart on average - narrower than almost anywhere else we cover.
Rain, sun and snow
Precipitation concentrates in June - 14.2 inches (361 mm) on 29 days - and thins out by March. Between the average September and the average January lie 2°C, a narrower spread than all but 4% of the 3496 cities in our dataset. Sunshine averages 10.6 hours a day over the year - sunnier than roughly 85% of the cities we track, peaking in August at 11.3 hours. The gridded 2015-2024 daily record for this location tops out at 94°F (35°C) and bottoms at 71°F (22°C) - decade extremes, not all-time station records.
Season by season
March through May
March through May is hot here - highs near 83°F (28°C), nights near 77°F (25°C), and rain falls on around 70 of the 90 days. Daylight is generous - around 10.5 hours of sun a day.
June through August
June through August in Georgetown is hot, with daytime highs averaging 84°F (29°C) and nights around 76°F (24°C); rain falls on around 84 of the 90 days. Daylight is generous - around 10.5 hours of sun a day.
September through November
September through November is hot here - highs near 86°F (30°C), nights near 78°F (26°C), and rain falls on around 62 of the 90 days. Daylight is generous - around 10.7 hours of sun a day.
December through February
December through February in Georgetown sits firmly in the heat, with daytime highs averaging 82°F (28°C) and nights around 76°F (24°C); rain falls on around 70 of the 90 days. Daylight is generous - around 10.6 hours of sun a day.
Average temperatures in Georgetown by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 82° | 76° | 23 | 5.3 in | 10.9 h/day | 81% |
| February | 82° | 76° | 21 | 4.5 in | 10.8 h/day | 79% |
| March | 83° | 76° | 20 | 4.3 in | 11.2 h/day | 78% |
| April | 83° | 77° | 21 | 6.2 in | 10.6 h/day | 80% |
| May | 83° | 77° | 29 | 13.3 in | 9.6 h/day | 85% |
| June | 83° | 76° | 29 | 14.2 in | 9.6 h/day | 87% |
| July | 84° | 76° | 30 | 12.3 in | 10.6 h/day | 86% |
| August | 85° | 77° | 25 | 7.6 in | 11.3 h/day | 84% |
| September | 87° | 78° | 20 | 4.9 in | 11.3 h/day | 82% |
| October | 86° | 78° | 19 | 5.5 in | 10.7 h/day | 81% |
| November | 85° | 77° | 23 | 8.0 in | 10.1 h/day | 83% |
| December | 83° | 76° | 27 | 10.1 in | 10.1 h/day | 84% |