Climate and monthly weather forecastMillinocket, ME
Climate and monthly weather forecast
The climate of Millinocket
Millinocket in Maine, USA, lies in the geographical discourse of the Humid continental zone as per the Köppen climate classification(Dfb). It is characterized by its no dry season and its warm summer. The months are divided relatively equally between the warm and cold, a prime attribute of the predominantly Dfb climate.Throughout the year, Millinocket sees a range of weather conditions. The average high temperatures fluctuate from 22.6°F (-5.2°C) in January to 76.6°F (24.8°C) in July, while the low averages vary between 9.7°F (-12.4°C) and 55.9°F (13.3°C). Thus, the town witnesses a climate that dances from freezing winters to pleasant summers.
Humidity levels stay fairly consistent, hovering around 77% to 89%. The town experiences rainfall throughout the year with the highest accumulation reaching 2.83" (72mm) in April. Rainfall days per month range from 7.3 days in February to 17.1 days in June. Snowfall is prevalent in winter months, moving from 8.94" (227mm) in January to a slight increase in February, then tapering off significantly by May.
The daylight hours are longest in June with 15.7 hours, gradually decreasing toward December's 8.8-hour mark. Sunshine duration follows a similar pattern. Meanwhile, the relative cloud cover stays consistently above 40%, suggesting a partially cloudy sky most of the year.
The best time to visit Millinocket
Viewing the weather data, the optimum period for a visit is from May to September. During this time, temperatures average high, from 61.9°F (16.6°C) to 76.6°F (24.8°C) and the minimum temperatures range from 42.3°F (5.7°C) to 55.9°F (13.3°C), providing a pleasant backdrop for outdoor activities. While it gets wettest in June, with 2.6" (66mm) of rain, the number of daylight hours offsets this, offering ample time for exploration. The sunshine duration remains satisfyingly high as well, from 7.7 hours to 9.8 hours daily.The worst time to visit Millinocket
The least favorable time to visit Millinocket is between December and February. These particular months experience frigid temperatures, with the average highs ranging from 22.6°F (-5.2°C) to 32.7°F (0.4°C) and lows dropping even further, from 9.7°F (-12.4°C) to 18.9°F (-7.3°C). The snowfall is substantial during this period, which, while picturesque, can limit outdoor activities severely.Spring weather in Millinocket
Spring arrives in Millinocket from March and lasts until May. These months mark a gradual increase in temperatures, moving from a chilly 32.7°F (0.4°C) to a cool 61.9°F (16.6°C). Nighttime temperatures follow suit, escalating from an average of 18.9°F (-7.3°C) in March to a mild 42.3°F (5.7°C) in May. Rainfall increases over the season, peaking at 2.83" (72mm) in April. Sunshine hours show a progressive increase, demonstrating the longer days of spring, with an average of 11.9 hours per day in March to 14.9 hours per day in May.Summer weather in Millinocket
The summer season begins in June and ends in August in Millinocket. The temperature comfortably sits between 69.4°F (20.8°C) and 76.6°F (24.8°C) during the daytime, and falls to a range from 49.3°F (9.6°C) to 55.9°F (13.3°C) after sundown. Rainfall is fairly regular throughout the summer, without significantly heavy precipitation. The highest average rainfall is around 2.6" (66mm) in June. Ample sunshine and long daylight hours complement the fair summer conditions.Autumn weather in Millinocket
Autumn in Millinocket spans the months of September through November. This period sees a gradual cooling down of temperatures. September commences with temperate conditions, but by November, the mercury dips to a crisp 40.1°F (4.5°C). After sunset, temperatures see a similar trend, moving from 47.8°F (8.8°C) to 28.6°F (-1.9°C). Rainfall decreases in this period, and days shorten, however, the amount of sunshine remains fairly steady.Winter weather in Millinocket
Winter in Millinocket usually commences in December and lasts till February. This season tends to witness freezing conditions, characterized by high temperature averages between 22.6°F (-5.2°C) and 32.7°F (0.4°C), while average low temperatures drift from 9.7°F (-12.4°C) to 18.9°F (-7.3°C). Snowfall is a major weather feature in these months, increasing progressively from December through February. Despite the shorter daylight hours and lower sunshine duration, winter in Millinocket presents captivating landscapes for those willing to embrace the cold.Weather in January
Entering the new year, January brings consistently chilly conditions to Millinocket, Maine, redolent of a typical winter landscape. Known for marking the coldest average low temperature, January registers only 9.7°F (-12.4°C) on mercury. Weather in January »Weather in February
As the winter continues in Millinocket, Maine, February brings slight relief compared to January. The weather, however, maintains its cold grips with the highest snowfall reported of 10.24" (260mm) on average, painting the city white. Weather in February »Weather in March
March signals the start of a transitional period in Millinocket, Maine, from severe wintertime cold to mild spring temperatures. With the average low temperature rising to 18.9°F (-7.3°C), it marks the beginning of a slight warming season. Weather in March »Weather in April
April in Millinocket, Maine, sees a significant rise in temperatures, signalling a complete shift into spring. As the average temperature peaks to 46.9°F (8.3°C), April experiences considerable warming. April weather showcases a beautiful amalgamation of clear sky, extended daylight, and occasional showers. Weather in April »Weather in May
May carries forward the spring bloom in Millinocket, Maine, with rising temperature marking a substantial leap toward the summer season. With an average high temperature reaching 61.9°F (16.6°C), the weather becomes comfortably warm. Weather in May »Weather in June
June introduces the arrival of summer in Millinocket, Maine, a season of warmth, long days, and bright sunlight. The month becomes warm with the average high temperature escalating to 69.4°F (20.8°C), marking the commencement of the hot season. Weather in June »Weather in July
In the heart of summer in Millinocket, Maine, July stands out as the warmest month with the average highest temperature recorded at 76.6°F (24.8°C). Bursting with daylight, the city enjoys the longest days of the year. A decrease in cloud coverage leads to clear, blue skies, creating perfect conditions for outdoor activities. Weather in July »Weather in August
August in Millinocket, Maine, exudes late summer vibes with comfortable warmth, continuing from July. Despite witnessing a slight decline in average high temperature from 76.6°F (24.8°C) to 75.4°F (24.1°C), the month maintains the summer heat. Weather in August »Weather in September
September witnesses the onset of autumn in Millinocket, Maine, marked by shorter days and cooler temperatures. Despite a significant drop in the average high temperature from 75.4°F (24.1°C) to 67.3°F (19.6°C), the month retains a mild warmth. Weather in September »Weather in October
October in Millinocket, Maine, brings the full-blown autumn season, characterized by a slight nip in the air. A further decrease in the average high temperature from 67.3°F (19.6°C) to 53.6°F (12°C) confirms the arrival of the fall season. Weather in October »Weather in November
Come November, Millinocket, Maine, starts gearing up for the winter season, witnessed by a noticeable drop in temperature. The average high plummets to 40.1°F (4.5°C), indicating colder days ahead. Alongside crisp weather, November displays the last stages of the fall colors before the cityscape transitions into winter shades. Weather in November »Weather in December
December brings back the winter wonders in Millinocket, Maine, with lower temperatures, shorter daylight, and increased chances of snowfall. As winter sets in, snow begins to dust landscapes, with an average of 8.78" (223mm) of snowfall recorded, preparing the city for a white holiday season. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Millinocket, ME
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (22.6°F).
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).
Average pressure
Millinocket, ME
- Average pressure in January:
29.96"Hg - Average pressure in February:
29.95"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.03"Hg - Average pressure in December:
30"Hg
The months with the highest atmospheric pressure are September and November (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Millinocket, ME
- Average wind speed in January:
7.1mph - Average wind speed in February:
7.3mph - Average wind speed in March:
7.4mph - Average wind speed in April:
7.3mph - Average wind speed in May:
6.9mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.5mph - Average wind speed in September:
5.9mph - Average wind speed in October:
6.4mph - Average wind speed in November:
6.7mph - Average wind speed in December:
6.8mph
The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity
Millinocket, ME
The months with the highest relative humidity are February and March (89%).
The month with the lowest relative humidity is May (75%).
Average rainfall
Millinocket, ME
- Average rainfall in January:
2.05" - Average rainfall in February:
1.81" - Average rainfall in March:
1.73" - Average rainfall in April:
2.83" - Average rainfall in May:
2.44" - Average rainfall in June:
2.6"
- Average rainfall in July:
1.73" - Average rainfall in August:
2.28" - Average rainfall in September:
2.05" - Average rainfall in October:
2.52" - Average rainfall in November:
2.24" - Average rainfall in December:
2.6"
The wettest month (with the highest rainfall) is April (2.83").
The driest months (with the least rainfall) are March and July (1.73").
Average rainfall days
Millinocket, ME
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
11 days - Average rainfall days in April:
16.4 days - Average rainfall days in May:
16 days - Average rainfall days in June:
17.1 days
- Average rainfall days in July:
16 days - Average rainfall days in August:
15.7 days - Average rainfall days in September:
12 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
11.3 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (7.3 days).
Average snowfall
Millinocket, ME
- Average snowfall in January:
8.94" - Average snowfall in February:
10.24" - Average snowfall in March:
6.3" - Average snowfall in April:
5.39" - Average snowfall in May:
0.59" - 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
Millinocket, ME
- Average snowfall days in January:
16.2 days - Average snowfall days in February:
16.8 days - Average snowfall days in March:
15.3 days - Average snowfall days in April:
6.8 days - Average snowfall days in May:
0.7 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:
0.9 days - Average snowfall days in November:
7.1 days - Average snowfall days in December:
14.5 days
The month with the highest number of snowfall days is February (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Millinocket, ME
- Average daylight in January:
9h and 12min - Average daylight in February:
10h and 24min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 36min - Average daylight in May:
14h and 54min - Average daylight in June:
15h and 36min
- Average daylight in July:
15h and 18min - Average daylight in August:
14h and 6min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 54min - Average daylight in November:
9h and 30min - Average daylight in December:
8h and 48min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
3h and 18min - Average sunshine in March:
4h and 30min - Average sunshine in April:
6h and 36min - Average sunshine in May:
7h and 42min - Average sunshine in June:
8h and 24min
- Average sunshine in July:
9h and 30min - Average sunshine in August:
9h and 48min - Average sunshine in September:
7h and 48min - Average sunshine in October:
6h and 0min - Average sunshine in November:
4h and 42min - Average sunshine in December:
4h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days
Millinocket, ME
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
9.8 days - Average sunshine days in March:
10.7 days - Average sunshine days in April:
9.3 days - Average sunshine days in May:
12.1 days - Average sunshine days in June:
10.5 days
- Average sunshine days in July:
12 days - Average sunshine days in August:
12.8 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
15 days - Average sunshine days in November:
14.5 days - Average sunshine days in December:
12.8 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (9.3 days).
Average UV index
Millinocket, ME
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover
Millinocket, ME
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility
Millinocket, ME
The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).





