Climate and monthly weather forecast
South Casco, ME

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Weather in January

January, the same as December, in South Casco, Maine, is a freezing cold winter month, with an average temperature ranging between min 14.4°F (-9.8°C) and max 27.5°F (-2.5°C). South Casco notes the coldest temperatures in January, with a high average of 27.5°F (-2.5°C) and a low of 14.4°F (-9.8°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in South Casco, Maine, with an average temperature varying between 15.3°F (-9.3°C) and 30°F (-1.1°C). South Casco's weather in February indicates an average high-temperature of a still freezing cold 30°F (-1.1°C), nearly consistent with the 27.5°F (-2.5°C) of January. Weather in February »

Weather in March

March, the first month of the spring in South Casco, is an icy month, with an average temperature ranging between min 23.2°F (-4.9°C) and max 38.3°F (3.5°C). The beginning of March signals a minor rise in the average high-temperature, moving from a subzero cold 30°F (-1.1°C) in February to a cold 38.3°F (3.5°C). Weather in March »

Weather in April

April is a fresh spring month in South Casco, Maine, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 34.5°F (1.4°C). The arrival of April sees a shift in the average high-temperature, moving from a cold 38.3°F (3.5°C) in March to a fresh 50.9°F (10.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in South Casco, Maine, with temperature in the range of an average high of 62.8°F (17.1°C) and an average low of 44.6°F (7°C). May's onset witnesses a shift in the average high-temperature, moving from a cool 50.9°F (10.5°C) in April to a refreshing 62.8°F (17.1°C). Weather in May »

Weather in June

June, the first month of the summer in South Casco, is an agreeable month, with an average temperature varying between 70.3°F (21.3°C) and 52°F (11.1°C). The transition from May to June brings a subtle temperature rise, with average high-temperatures increasing from an enjoyable 62.8°F (17.1°C) to an agreeable 70.3°F (21.3°C). Weather in June »

Weather in July

July in South Casco, Maine, is a moderately hot summer month, with an average temperature fluctuating between 58.5°F (14.7°C) and 77.5°F (25.3°C). July, characterized by an average high temperature of 77.5°F (25.3°C) and a low temperature of 58.5°F (14.7°C), is generally the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in South Casco, Maine, with an average temperature varying between 76.8°F (24.9°C) and 57.4°F (14.1°C). The advent of August reveals an average high-temperature of a still warm 76.8°F (24.9°C), showing minimal difference from the prior month. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in South Casco, Maine, with an average temperature varying between 69.6°F (20.9°C) and 51.3°F (10.7°C). The arrival of September suggests a slight decrease in the average high-temperature, moving from a moderately hot 76.8°F (24.9°C) in August to an agreeable 69.6°F (20.9°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in South Casco, Maine, with an average temperature fluctuating between 56.8°F (13.8°C) and 42.1°F (5.6°C). October brings a minor decrease, with the average high-temperature reducing from an agreeable 69.6°F (20.9°C) in September to a refreshing 56.8°F (13.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in South Casco, Maine, with temperature in the range of an average low of 31.8°F (-0.1°C) and an average high of 44.6°F (7°C). Welcoming November, South Casco observes a shift in the average high-temperature, falling from October's moderate 56.8°F (13.8°C) to a chilly 44.6°F (7°C). Weather in November »

Weather in December

December, the first month of the winter in South Casco, is also a wintry month, with an average temperature varying between 23.2°F (-4.9°C) and 33.3°F (0.7°C). December suggests a modest reduction in the average high-temperature, shifting from a chilly 44.6°F (7°C) in November to a wintry 33.3°F (0.7°C). Weather in December »
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

South Casco experiences its lowest temperatures in January, with an average peak of 27.5°F (-2.5°C) and a low of 14.4°F (-9.8°C).

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 83%.

How much does it rain?

Throughout the year, there are 121.1 rainfall days, and 16.3" (414mm) of precipitation is accumulated.

When does it snow in South Casco?

January through May, November and December are months with snowfall.

How many days does it snow?

In South Casco, during the entire year, snow falls for 31.3 days and aggregates up to 12.76" (324mm) of snow.

What is the month with the lowest UV index?

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

What is the snowiest month?

The month with the most snowfall in South Casco is February, when snow falls for 7.9 days and typically aggregates up to 3.35" (85mm) of snow.

What is the month with the least sunshine?

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the wettest month?

The months with the most rainfall are June and October, with an average 1.77" (45mm) of precipitation.

When it does not snow?

In South Casco, snow does not fall in June through October.

When are the longest days?

The month with the longest days is June, with an average of 15h and 24min of daylight.

What are the months with the highest UV index?

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

What is the warmest month?

July temperatures tend to peak at an average high of 77.5°F (25.3°C) and dip to a low of 58.5°F (14.7°C).

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.3h of sunshine.

What is the driest month in South Casco?

September is the month with the least rainfall. Rain falls for 9.2 days and accumulates 0.87" (22mm) of precipitation.

What is the least humid month?

November is the least humid month, with an average relative humidity of 76%.

What is the month with the shortest days?

December has the shortest days of the year in South Casco, with an average of 9h and 0min of daylight.

Average temperature
South Casco, ME

Average temperature - South Casco, ME

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.5°F).

The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure
South Casco, ME

Average pressure - South Casco, ME

The months with the highest atmospheric pressure are September and November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
South Casco, ME

Average wind speed - South Casco, ME

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity
South Casco, ME

Average humidity - South Casco, ME

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is November (76%).

Average rainfall
South Casco, ME

Average rainfall - South Casco, ME

The wettest months (with the highest rainfall) are June and October (1.77").
The driest month (with the least rainfall) is September (0.87").

Average rainfall days
South Casco, ME

Average rainfall days - South Casco, ME

The months with the highest number of rainy days are June and July (14.3 days).
The month with the least rainy days is February (4.4 days).

Average snowfall
South Casco, ME

Average snowfall - South Casco, ME

The month with the highest snowfall is February (3.35").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
South Casco, ME

Average snowfall days - South Casco, ME

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine
South Casco, ME

Average daylight / Average sunshine - South Casco, ME

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days
South Casco, ME

Average sunshine days - South Casco, ME

The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is July (13.6 days).

Average UV index
South Casco, ME

Average UV index - South Casco, ME

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

Average cloud cover
South Casco, ME

Average cloud cover - South Casco, ME

The months with the most cloud cover are February and March (Cloud cover 50).
The months with the least cloud cover are August and September (Cloud cover 34).

Average visibility
South Casco, ME

Average visibility - South Casco, ME

The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).

South Casco, Maine, USA

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