Climate and monthly weather forecastHarrison, ME
Climate and monthly weather forecast
Weather in January
January, the same as December, in Harrison, Maine, is another subzero cold winter month, with an average temperature ranging between min 11.7°F (-11.3°C) and max 25.9°F (-3.4°C). In Harrison, the lowest average temperatures are observed in January, with a high of 25.9°F (-3.4°C) and a low of 11.7°F (-11.3°C). Weather in January »Weather in February
The last month of the winter, February, is another freezing cold month in Harrison, Maine, with an average temperature varying between 12.9°F (-10.6°C) and 28.6°F (-1.9°C). The arrival of February is marked by an average high-temperature of a still subzero cold 28.6°F (-1.9°C), bearing a close resemblance to January. Weather in February »Weather in March
March, the first month of the spring in Harrison, is a cold month, with temperature in the range of an average high of 36.7°F (2.6°C) and an average low of 21°F (-6.1°C). March's arrival signals a modest temperature shift, moving from a subzero cold 28.6°F (-1.9°C) in February to a wintry 36.7°F (2.6°C). Weather in March »Weather in April
April in Harrison, Maine, is a chilly spring month, with temperature in the range of an average low of 32.5°F (0.3°C) and an average high of 49.8°F (9.9°C). April's arrival sees a rise in the average high-temperature, jumping from March's wintry 36.7°F (2.6°C) to a chilly 49.8°F (9.9°C). Weather in April »Weather in May
May, the last month of the spring in Harrison, is an enjoyable month, with an average temperature ranging between min 43.2°F (6.2°C) and max 63.5°F (17.5°C). As April transitions into May, Harrison sees a rise in the average high-temperature, moving from a frosty 49.8°F (9.9°C) to an enjoyable 63.5°F (17.5°C). Weather in May »Weather in June
The first month of the summer, June, is an agreeable month in Harrison, Maine, with an average temperature varying between 70.9°F (21.6°C) and 50.5°F (10.3°C). Harrison's transition into June is marked by a minor temperature shift, moving from a refreshing 63.5°F (17.5°C) in May to an agreeable 70.9°F (21.6°C). Weather in June »Weather in July
July in Harrison, Maine, is a moderately hot summer month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 77.9°F (25.5°C). The temperatures reach their highest averages in July, with highs of 77.9°F (25.5°C) and lows of 56.8°F (13.8°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Harrison, Maine, with temperature in the range of an average high of 77°F (25°C) and an average low of 55.2°F (12.9°C). As July transitions into August, Harrison records an average high-temperature of a still warm 77°F (25°C), showing a gentle shift from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Harrison, is also an agreeable month, with an average temperature varying between 49.1°F (9.5°C) and 69.4°F (20.8°C). The onset of September is marked by a minor decrease in temperature, transitioning from a warm 77°F (25°C) in August to a pleasant 69.4°F (20.8°C). Weather in September »Weather in October
October, like September, is another mild autumn month in Harrison, Maine, with temperature in the range of an average low of 40.1°F (4.5°C) and an average high of 55.8°F (13.2°C). In the transition to October, Harrison observes a drop in the average high-temperature, moving from an agreeable 69.4°F (20.8°C) in September to a refreshing 55.8°F (13.2°C). Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Harrison, Maine, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 43°F (6.1°C). November's onset brings a slight change in high-temperatures, falling from a refreshing 55.8°F (13.2°C) in October to a frosty 43°F (6.1°C). Weather in November »Weather in December
The first month of the winter, December, is also a subzero cold month in Harrison, Maine, with an average temperature ranging between min 21°F (-6.1°C) and max 31.3°F (-0.4°C). Harrison's average high-temperature decreases in December, falling from a chilly 43°F (6.1°C) in November to a freezing cold 31.3°F (-0.4°C). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Harrison, ME
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (25.9°F).
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure
Harrison, 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:
29.98"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
Harrison, ME
- Average wind speed in January:
6.2mph - Average wind speed in February:
6mph - Average wind speed in March:
6.2mph - Average wind speed in April:
6.2mph - Average wind speed in May:
5.6mph - Average wind speed in June:
5mph
- Average wind speed in July:
4.6mph - Average wind speed in August:
4.3mph - Average wind speed in September:
4.7mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5.4mph - Average wind speed in December:
5.7mph
The windiest months (with the highest average wind speed) are January, March and April (6.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity
Harrison, ME
The months with the highest relative humidity are January, February and March (85%).
The month with the lowest relative humidity is November (76%).
Average rainfall
Harrison, ME
- Average rainfall in January:
2.13" - Average rainfall in February:
2.17" - Average rainfall in March:
2.09" - Average rainfall in April:
2.91" - Average rainfall in May:
2.09" - Average rainfall in June:
2.56"
- Average rainfall in July:
1.93" - Average rainfall in August:
2.17" - Average rainfall in September:
1.42" - Average rainfall in October:
3.15" - Average rainfall in November:
2.56" - Average rainfall in December:
2.76"
The wettest month (with the highest rainfall) is October (3.15").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days
Harrison, ME
- Average rainfall days in January:
8.2 days - Average rainfall days in February:
7.7 days - Average rainfall days in March:
11 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
15.1 days - Average rainfall days in June:
14.7 days
- Average rainfall days in July:
14.6 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
9.8 days - Average rainfall days in December:
10.6 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (7.7 days).
Average snowfall
Harrison, ME
- Average snowfall in January:
8.98" - Average snowfall in February:
10.55" - Average snowfall in March:
6.89" - Average snowfall in April:
4.92" - Average snowfall in May:
0.35" - Average snowfall in June:
0"
The month with the highest snowfall is February (10.55").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Harrison, ME
- Average snowfall days in January:
11.6 days - Average snowfall days in February:
12.3 days - Average snowfall days in March:
11.5 days - Average snowfall days in April:
4.2 days - Average snowfall days in May:
0.3 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:
0.5 days - Average snowfall days in November:
4.5 days - Average snowfall days in December:
10.2 days
The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Harrison, ME
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 24min
- Average daylight in July:
15h and 6min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
5h and 6min - Average sunshine in February:
4h and 36min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 42min - Average sunshine in May:
8h and 12min - Average sunshine in June:
8h and 48min
- Average sunshine in July:
9h and 54min - Average sunshine in August:
10h and 12min - Average sunshine in September:
8h and 30min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
Harrison, ME
- Average sunshine days in January:
17.3 days - Average sunshine days in February:
13.3 days - Average sunshine days in March:
13.3 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
13.8 days - Average sunshine days in June:
13.7 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
14.8 days - Average sunshine days in September:
17 days - Average sunshine days in October:
14.9 days - Average sunshine days in November:
17 days - Average sunshine days in December:
15.7 days
The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is April (12.3 days).
Average UV index
Harrison, 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
Harrison, ME
The months with the most cloud cover are February, March and April (Cloud cover 50).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility
Harrison, 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).





