Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Trenton (ME) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Trenton.
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Climate overview of Trenton
The climate in Trenton, Maine, United States of America, is marked by large temperature swings across the seasons, ranging from 25°C (77°F) in July to -1°C (30°F) in January.
Rain/snowfall is high, totalling around 1298 mm (51 in) per year. October is the wettest month and January the driest. The city also experiences warm summers and very cold winters.
Trenton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Trenton - and find the best time to visit.
Monthly Temperature in Trenton
In Trenton, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 25°C (77°F) in July, the warmest time of the year, to a very cold -1°C (30°F) during cooler months like January.
At night, you can expect temperatures ranging from 15°C (59°F) in July to around -11°C (12°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Trenton
Trenton experiences significant rain/snowfall throughout the year, averaging 1298 mm (51 in) of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. October brings wetter days averaging 151 mm (5.9 in) of precipitation, spread over 14 rainy days.
In contrast, the driest month January experiences a drier climate, with about 86 mm (3.4 in) of snowfall spread across 11 snowy days. For more details, please visit our Trenton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Trenton
For comfortable weather, consider visiting Trenton in July, August and September. Conditions are usually least favourable in January, February, March, April, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
cold
Mar
cold
Apr
wet
May
good
Jun
very good
Jul
excellent
Aug
excellent
Sep
excellent
Oct
mixed
Nov
wet
Dec
cold
- Best overall: July, August and September
- Warmest weather: July and August
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -11°C (12°F).
Frequently asked questions about the climate in Trenton
What is the best time to visit Trenton?
July, August and September typically offer the most optimal weather in Trenton. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Trenton has warm summers and very cold winters.
What temperatures can I expect in Trenton?
Daytime highs range from -1°C (30°F) in January to 25°C (77°F) in July. Nighttime lows range from -11°C (12°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Trenton get?
Annual rainfall is around 1298 mm (51 in). October is the wettest month with 151 mm (5.9 in), while January is the driest with 86 mm (3.4 in).
Trenton 3-Day Forecast
Trenton on the map
Trenton is highlighted - select any city to see its climate.
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