Expand
Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Casco, Maine, is another subzero cold winter month, with an average temperature fluctuating between 26.2°F (-3.2°C) and 11.8°F (-11.2°C). In Casco, Maine, January is the month with the lowest recorded average temperatures, measuring a high of 26.2°F (-3.2°C) and a low of 11.8°F (-11.2°C). Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Casco, Maine, with an average temperature ranging between min 13.1°F (-10.5°C) and max 28.9°F (-1.7°C). Casco's average high-temperature marks a still subzero cold 28.9°F (-1.7°C) with the advent of February, closely mirroring that of the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Casco, is a wintry month, with an average temperature fluctuating between 37°F (2.8°C) and 21.2°F (-6°C). The start of March brings a subtle rise in the average high-temperature, moving from a subzero cold 28.9°F (-1.7°C) in February to a cold 37°F (2.8°C). Weather in March »
Weather in April
April is a fresh spring month in Casco, Maine, with an average temperature fluctuating between 32.5°F (0.3°C) and 50.2°F (10.1°C). April brings a temperature change, with average high-temperatures moving from March's cold 37°F (2.8°C) to a fresh 50.2°F (10.1°C). Weather in April »
Weather in May
May, the last month of the spring in Casco, is a refreshing month, with an average temperature fluctuating between 63.7°F (17.6°C) and 43.3°F (6.3°C). In May, the meteorological conditions change with the average high-temperature moving from a cool 50.2°F (10.1°C) in April to an enjoyable 63.7°F (17.6°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Casco, Maine, with an average temperature ranging between min 50.2°F (10.1°C) and max 71.2°F (21.8°C). With the onset of June, Casco's average high-temperature sees a modest rise, moving from May's refreshing 63.7°F (17.6°C) to an agreeable 71.2°F (21.8°C). Weather in June »
Weather in July
July in Casco, Maine, is a moderately hot summer month, with an average temperature ranging between max 78.3°F (25.7°C) and min 57°F (13.9°C). Casco's July weather, with an average high temperature of 78.3°F (25.7°C) and an average low temperature of 57°F (13.9°C), tends to be the warmest of the year. Weather in July »
Weather in August
August, the last month of the summer in Casco, is also a moderately hot month, with temperature in the range of an average high of 77.4°F (25.2°C) and an average low of 55.4°F (13°C). Casco experiences an average high-temperature of a still moderately hot 77.4°F (25.2°C) with the onset of August, subtly varied from July's 78.3°F (25.7°C). Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Casco, Maine, with an average temperature varying between 70°F (21.1°C) and 49.1°F (9.5°C). September witnesses a gentle descent in average high-temperature, descending from August's moderately hot 77.4°F (25.2°C) to an agreeable 70°F (21.1°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Casco, Maine, with an average temperature varying between 56.3°F (13.5°C) and 40.5°F (4.7°C). October brings a decrease in the average high-temperature, falling from September's agreeable 70°F (21.1°C) to a moderate 56.3°F (13.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Casco, Maine, with temperature in the range of an average high of 43.5°F (6.4°C) and an average low of 30.4°F (-0.9°C). November shows a mild decline in the average high-temperature, falling from October's refreshing 56.3°F (13.5°C) to a frosty 43.5°F (6.4°C). Weather in November »
Weather in December
December, the first month of the winter in Casco, is also a subzero cold month, with temperature in the range of an average high of 31.8°F (-0.1°C) and an average low of 21°F (-6.1°C). With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 43.5°F (6.4°C) in November to a freezing cold 31.8°F (-0.1°C). Weather in December »
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
In Casco, January is the coldest month, with temperatures averaging a high of 26.2°F (-3.2°C) and a low of 11.8°F (-11.2°C).
How much does it rain?
In Casco, during the entire year, the rain falls for 156.2 days and collects up to 31.02" (788mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall in Casco.
How much does it snow?
In Casco, during the entire year, snow falls for 54.7 days and aggregates up to 40.2" (1021mm) of snow.
What are the months with the lowest UV index in Casco?
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.
What is the most humid month?
With an average relative humidity of 85%, February is the most humid month.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 12.2 days and typically aggregates up to 10.24" (260mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.5h of 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.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
With an average of 15h and 24min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
June through August, with an average maximum UV index of 5, are months with the highest UV index.
What time of the year is the hottest?
July stands out as Casco's warmest month, with temperatures ranging between an average high of 78.3°F (25.7°C) and a low of 57°F (13.9°C).
What month has the most sunshine?
The month with the most sunshine is August, with an average of 10.1h of sunshine.
What is the driest month?
The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.54" (39mm) of precipitation.
What is the wettest month?
The month with the most rainfall is October, when the rain falls for 14.2 days and typically aggregates up to 3.31" (84mm) of precipitation.
What is the least humid month?
The least humid month is November, with an average relative humidity of 76%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 0min of daylight.
Average temperature
Casco, ME
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.2°F).
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure
Casco, ME
- Average pressure in January:
29.99"Hg - Average pressure in February:
29.98"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.05"Hg - Average pressure in December:
30.02"Hg
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
Casco, ME
- Average wind speed in January:
6.2mph - Average wind speed in February:
6.2mph - Average wind speed in March:
6.3mph - Average wind speed in April:
6.3mph - Average wind speed in May:
5.7mph - Average wind speed in June:
5.2mph
- Average wind speed in July:
4.7mph - Average wind speed in August:
4.4mph - Average wind speed in September:
4.8mph - Average wind speed in October:
5.5mph - Average wind speed in November:
5.5mph - Average wind speed in December:
5.8mph
The windiest months (with the highest average wind speed) are March and April (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity
Casco, ME
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is November (76%).
Average rainfall
Casco, ME
- Average rainfall in January:
2.32" - Average rainfall in February:
2.4" - Average rainfall in March:
2.28" - Average rainfall in April:
3.15" - Average rainfall in May:
2.52" - Average rainfall in June:
2.99"
The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days
Casco, ME
- Average rainfall days in January:
8.8 days - Average rainfall days in February:
8.3 days - Average rainfall days in March:
11.8 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
16.5 days - Average rainfall days in August:
15.3 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
14.2 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (8.3 days).
Average snowfall
Casco, ME
- Average snowfall in January:
8.58" - Average snowfall in February:
10.24" - Average snowfall in March:
6.1" - Average snowfall in April:
4.41" - Average snowfall in May:
0.39" - Average snowfall in June:
0"
The month with the highest snowfall is February (10.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Casco, ME
- Average snowfall days in January:
12 days - Average snowfall days in February:
12.2 days - Average snowfall days in March:
12.4 days - Average snowfall days in April:
3.9 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.4 days - Average snowfall days in November:
4.1 days - Average snowfall days in December:
9.5 days
The month with the highest number of snowfall days is March (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Casco, ME
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 0min
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).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
4h and 3min - Average sunshine in March:
5h and 4min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 0min - Average sunshine in June:
8h and 5min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days
Casco, ME
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
12.9 days - Average sunshine days in March:
11.3 days - Average sunshine days in April:
10.6 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
10.6 days
- Average sunshine days in July:
12.1 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
16.7 days - Average sunshine days in October:
14.7 days - Average sunshine days in November:
16.7 days - Average sunshine days in December:
13.9 days
The months with the most sunshine days are September and November (16.7 days).
The months with the least sunshine days are April and June (10.6 days).
Average UV index
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
Casco, ME
The months with the most cloud cover are February and March (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 37).
Average visibility
Casco, ME
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Casco, Maine, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location