Scarborough (ME) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Scarborough.
Climate overview of Scarborough
Scarborough, Maine, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 26°C (79°F) in July, while winters cool to 1°C (34°F) in January.
With around 1364 mm (54 in) of annual rain/snowfall, Scarborough has a notably wet climate. However, this rain/snowfall is not evenly distributed — the city has warm summers and very cold winters. The wettest month is June. The sunniest month is July, with 9.3 hours of sunshine per day on average.
Scarborough Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Scarborough - and find the best time to visit.
Monthly Temperature in Scarborough
Depending on the time of the year, temperatures range from comfortable to very cold in Scarborough. Average daytime temperatures reach a comfortable 26°C (79°F) in July. In January, the coolest month of the year, temperatures drop to a very cold 1°C (34°F).
At night, temperatures range from around 16°C (61°F) in July to -9°C (16°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Scarborough
Scarborough has a relatively rain/snowy climate with high precipitation levels, averaging 1364 mm (54 in) of rain/snowfall annually. Despite minor fluctuations, Scarborough enjoys fairly consistent precipitation throughout the year. In June, you can expect around 145 mm (5.7 in) of precipitation, while in January, Scarborough receives about 88 mm (3.5 in). For more details, please visit our Scarborough Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Scarborough
Scarborough can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Scarborough
The mean water temperature over the year ranges from 3°C (37°F) in March to 18°C (64°F) in August.
Water temperature over the year
Humidity in Scarborough by Month
The relative humidity is high throughout the year in Scarborough.
The city experiences its highest humidity in September, reaching 77%. In February, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Scarborough
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: September
- Warmest weather: July and August
- Most sunshine: July and August
- Warmest water temperature: August, although the water may still feel cool.
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -9°C (16°F).
Frequently asked questions about the climate in Scarborough
What is the best time to visit Scarborough?
September typically offers the most optimal weather in Scarborough. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Scarborough has warm summers and very cold winters.
What temperatures can I expect in Scarborough?
Daytime highs range from 1°C (34°F) in January to 26°C (79°F) in July. Nighttime lows range from -9°C (16°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Scarborough get?
Annual rainfall is around 1364 mm (54 in). June is the wettest month with 145 mm (5.7 in), while January is the driest with 88 mm (3.5 in).
How sunny is Scarborough?
Scarborough receives around 2,497 hours of sunshine per year. July is the sunniest month with 278 hours, while December is the cloudiest with just 140 hours. Overall, Scarborough enjoys abundant sunshine.
Scarborough 3-Day Forecast
Scarborough (ME) 3-Day Forecast
Scarborough on the map
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