Falmouth, Maine has a humid continental climate (Köppen climate classification Dfb), with warm, humid summers and cold, snowy winters. The monthly daily average temperature ranges from 22.6 °F (−5.2 °C) in January to 70.0 °F (21.1 °C) in July. The highest temperature recorded in Falmouth was 103 °F (39 °C) on August 2, 1975, while the lowest temperature recorded was −36 °F (−38 °C) on January 19, 1994.Falmouth receives an average of 51.1 inches (1,300 mm) of precipitation annually, which is fairly evenly distributed throughout the year. However, the area is prone to occasional heavy rainfalls and snowstorms. The average annual snowfall is 55.4 inches (141 cm).
The climate of Falmouth is influenced by its location on the coast of Maine. The ocean helps to moderate the temperature, making the winters milder and the summers cooler than they would be otherwise. The prevailing wind direction is from the southwest, which brings warm, moist air from the Gulf of Maine.
The climate of Falmouth is also influenced by the presence of Casco Bay. The bay helps to create a microclimate that is slightly warmer and wetter than the surrounding area. This makes Falmouth a popular destination for tourists and retirees.
Overall, the climate of Falmouth is mild and pleasant, with four distinct seasons. The area is a great place to live, work, and raise a family.
Here is a more detailed look at the climate of Falmouth, Maine:
• January
The average temperature in January is 22.6 °F (−5.2 °C). The average high temperature is 32.2 °F (0.1 °C), and the average low temperature is 13.0 °F (−10.6 °C). The average snowfall is 13.0 inches (33 cm).
• February
The average temperature in February is 25.1 °F (−3.8 °C). The average high temperature is 35.1 °F (1.7 °C), and the average low temperature is 15.1 °F (−9.4 °C). The average snowfall is 10.6 inches (27 cm).
• March
The average temperature in March is 33.4 °F (0.8 °C). The average high temperature is 43.3 °F (6.3 °C), and the average low temperature is 23.5 °F (−4.7 °C). The average snowfall is 8.3 inches (21 cm).
• April
The average temperature in April is 44.9 °F (7.2 °C). The average high temperature is 55.3 °F (12.9 °C), and the average low temperature is 34.4 °F (1.3 °C). The average snowfall is 2.2 inches (5.6 cm).
• May
The average temperature in May is 56.0 °F (13.3 °C). The average high temperature is 66.7 °F (19.3 °C), and the average low temperature is 45.3 °F (7.4 °C). The average precipitation is 3.3 inches (8.4 cm).
• June
The average temperature in June is 65.8 °F (18.8 °C). The average high temperature is 76.4 °F (24.7 °C), and the average low temperature is 55.2 °F (12.9 °C). The average precipitation is 3.6 inches (9.1 cm).
• July
The average temperature in July is 70.0 °F (21.1 °C). The average high temperature is 80.6 °F (27.0 °C), and the average low temperature is 59.4 °F (15.2 °C). The average precipitation is 3.5 inches (8.9 cm).
• August
The average temperature in August is 68.6 °F (20.3 °C). The average high temperature is 79.4 °F (26.3 °C), and the average low temperature is 57.8 °F (14.3 °C). The average precipitation is 3.7 inches (9.4 cm).
• September
The average temperature in September is 60.5 °F (15.8 °C). The average high temperature is 71.2 °F (21.8 °C), and the average low temperature is 49.8 °F (9.9 °C). The average precipitation is 3.3 inches (8.4 cm).
• October
The average temperature in October is 50.2 °F (10.1 °C). The average high temperature is 60.6 °F (15.9 °C), and the average low temperature is 39.8 °F (4.3 °C). The average precipitation is 3.6 inches (9.1 cm).
• November
The average temperature in November is 39.2 °F (4.0 °C). The average high temperature is 49.1 °F (9.5 °C), and the average low temperature is 29.2 °F (−1.6 °C). The average snowfall is 4.5 inches (11 cm).
• December
The average temperature in December is 29.1 °F (−1.6 °C). The average high temperature is 38.2 °F (3.4 °C), and the average low temperature is 20.0 °F (−6.7 °C). The average snowfall is 10.8 inches (27 cm).