Waterville
Maine, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Waterville, ME

January, like December, is another subzero cold winter month in Waterville, Maine, with average temperature fluctuating between 11.7°F (-11.3°C) and 25.3°F (-3.7°C). With an average high-temperature of 25.3°F (-3.7°C) and an average low-temperature of 11.7°F (-11.3°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Waterville, is also a subzero cold month, with average temperature fluctuating between 13.1°F (-10.5°C) and 27.9°F (-2.3°C). In Waterville, the average high-temperature in February is practically the same as in January - a still freezing cold 27.9°F (-2.3°C). Weather in February »

March, the first month of the spring, in Waterville, is a cold month, with average temperature fluctuating between 21.2°F (-6°C) and 36.3°F (2.4°C). In March, the average high-temperature slightly increases, from a freezing cold 27.9°F (-2.3°C) in February, to a wintry 36.3°F (2.4°C). Weather in March »

April is a frosty spring month in Waterville, Maine, with average temperature ranging between max 49.8°F (9.9°C) and min 32.9°F (0.5°C). In April, the average high-temperature increases, from a wintry 36.3°F (2.4°C) in March, to a frosty 49.8°F (9.9°C). Weather in April »

The last month of the spring, May, is a comfortable month in Waterville, Maine, with average temperature ranging between max 63°F (17.2°C) and min 43°F (6.1°C). In May, the average high-temperature rises, from a frosty 49.8°F (9.9°C) in April, to an enjoyable 63°F (17.2°C). Weather in May »

The first month of the summer, June, is a pleasant month in Waterville, Maine, with average temperature varying between 69.6°F (20.9°C) and 50.4°F (10.2°C). In Waterville, Maine, the average high-temperature slightly increases, from a comfortable 63°F (17.2°C) in May, to an agreeable 69.6°F (20.9°C). Weather in June »

July in Waterville, Maine, is a moderately hot summer month, with average temperature fluctuating between 77°F (25°C) and 56.8°F (13.8°C). The warmest month is July, with an average high-temperature of 77°F (25°C) and an average low-temperature of 56.8°F (13.8°C). Weather in July »

The last month of the summer, August, is another warm month in Waterville, Maine, with average temperature varying between 76.5°F (24.7°C) and 55.4°F (13°C). In Waterville, Maine, the average high-temperature is practically the same as in July - a still warm 76.5°F (24.7°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Waterville, Maine, with average temperature ranging between max 68.9°F (20.5°C) and min 48.9°F (9.4°C). In Waterville, the average high-temperature marginally drops, from a moderately hot 76.5°F (24.7°C) in August, to a pleasant 68.9°F (20.5°C). Weather in September »

October, the same as September, in Waterville, Maine, is a moderate autumn month, with average temperature fluctuating between 40.3°F (4.6°C) and 55.9°F (13.3°C). In October, the average high-temperature drops, from a pleasant 68.9°F (20.5°C) in September, to a moderate 55.9°F (13.3°C). Weather in October »

The last month of the autumn, November, is another chilly month in Waterville, Maine, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 43.2°F (6.2°C). In Waterville, the average high-temperature decreases, from a mild 55.9°F (13.3°C) in October, to a frosty 43.2°F (6.2°C). Weather in November »

December, the first month of the winter, in Waterville, is also a subzero cold month, with average temperature fluctuating between 20.1°F (-6.6°C) and 31.6°F (-0.2°C). In Waterville, Maine, the average high-temperature decreases, from a frosty 43.2°F (6.2°C) in November, to a subzero cold 31.6°F (-0.2°C). Weather in December »

What is the coldest month in Waterville?

With an average high-temperature of 25.3°F (-3.7°C) and an average low-temperature of 11.7°F (-11.3°C), January is the coldest month in Waterville.

How many days does it rain in Waterville?

Throughout the year, in Waterville, Maine, there are 140.4 rainfall days, and 28.35" (720mm) of precipitation is accumulated.

When does it snow in Waterville?

Months with snowfall in Waterville, Maine, are January through May, October through December.

How much does it snow in Waterville?

In Waterville, Maine, during the entire year, snow falls for 55.2 days, and aggregates up to 37.83" (961mm) of snow.

What is the snowiest month in Waterville?

January is the month with the most snowfall in Waterville. Snow falls for 12.1 days and accumulates 8.07" (205mm) of snow.

When is the lowest UV index in Waterville?

Months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.

What are the most humid months in Waterville?

February and March, with an average relative humidity of 85%, are most humid months in Waterville.

What is the month with the least sunshine in Waterville?

The month with the least sunshine is February, with an average of 4.3h of sunshine.

What are the least humid months in Waterville?

April and November, with an average relative humidity of 78%, are the least humid months.

What is the wettest month in Waterville?

The month with the most rainfall is April when the rain falls for 15.1 days and typically aggregates up to 3.03" (77mm) of precipitation.

When it does not snow in Waterville?

June through September are months without snowfall in Waterville.

When are the longest days in Waterville?

The month with the longest days is June, with an average of 15.5h of daylight.

When is the highest UV index in Waterville?

June through August, with an average maximum UV index of 5, are months with the highest UV index in Waterville, Maine.

What is the warmest month in Waterville?

With an average high-temperature of 77°F (25°C) and an average low-temperature of 56.8°F (13.8°C), July is the warmest month in Waterville.

What month has the most sunshine in Waterville?

August has the most sunshine of the year in Waterville, with an average of 9.8h of sunshine.

What is the driest month in Waterville?

September is the month with the least rainfall in Waterville. Rain falls for 9.7 days and accumulates 1.54" (39mm) of precipitation.

What is the month with the shortest days in Waterville?

December has the shortest days of the year in Waterville, with an average of 8.9h of daylight.
Average temperature - Waterville, ME
Average humidity - Waterville, ME
Average rainfall - Waterville, ME

The wettest month (with the highest rainfall) is April (3.03").
The driest month (with the lowest rainfall) is September (1.54").

Average rainfall days - Waterville, ME

The month with the highest number of rainy days is May (15.9 days).
The month with the lowest number of rainy days is January (5.6 days).

Average snowfall - Waterville, ME
Average snowfall days - Waterville, ME

The month with the highest number of snowfall days is January (12.1 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Waterville, ME
Average UV index - Waterville, ME

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).