Georgetown Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Georgetown.
Climate overview of Georgetown
The climate in Georgetown, United States of America, is marked by large temperature swings across the seasons, ranging from 31°C (88°F) in July to 7°C (45°F) in January.
The city receives considerable rain/snowfall, with around 1219 mm (48 in) annually. October is the wettest month. It has very warm summers and cold winters.
Georgetown Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Georgetown - and find the best time to visit.
Monthly Temperature in Georgetown
In Georgetown, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in July to a chilly 7°C (45°F) in the coolest month, January.
Nights vary from 21°C (70°F) in July to around -3°C (27°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Georgetown
Georgetown experiences significant rain/snowfall throughout the year, averaging 1219 mm (48 in) of precipitation annually. Georgetown offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month October (139 mm (5.5 in)) and the driest month February (71 mm (2.8 in)) is not too significant. For more details, please visit our Georgetown Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Georgetown by Month
The relative humidity is high throughout the year in Georgetown.
The city experiences its highest humidity in August, reaching 76%. In March, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Georgetown
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May
- Warmest weather: July and August
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Georgetown
What is the best time to visit Georgetown?
May typically offers the most optimal weather in Georgetown. In contrast, January, February and December tend to have less optimal conditions. Georgetown has very warm summers and cold winters.
What temperatures can I expect in Georgetown?
Daytime highs range from 7°C (45°F) in January to 31°C (88°F) in July. Nighttime lows range from -3°C (27°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Georgetown get?
Annual rainfall is around 1219 mm (48 in). October is the wettest month with 139 mm (5.5 in), while February is the driest with 71 mm (2.8 in).
Georgetown 3-Day Forecast
Georgetown on the map
Georgetown is highlighted - select any city to see its climate.
Popular this month
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