Climate and monthly weather forecastAugusta, ME

Climate and monthly weather forecast
The climate of Augusta
Situated in the humid continental zone of the Köppen climate classification, Augusta, Maine experiences pronounced seasons. This weather pattern, designated as Dfb, includes a warm summer and no dry season. Throughout the year, conditions fluctuate as temperatures rise and fall, humidity shifts and precipitation transforms from rain to snow.Relative humidity remains generally high throughout the year, with percentages hovering around the 80% mark. Rainfall distribution is uneven, with an average fluctuation between 1.42" (36mm) and 2.95" (75mm) per month. Snow is predominantly a feature of the winter months, though occasional snowfall is recorded in late autumn and early spring. On average, snow totals from 4.8" (122mm) in December and tapers off to 6.3" (160mm) in January. Average daylight ranges from a low of 8.9 hours in December to a maximum of 15.5 hours in June.
Wind speeds in Augusta vary mildly, from a low average of 5.3mph (8.5km/h) in August to a higher average of 8.5mph (13.7km/h) in March. The maximum gusts of wind normally observed range from 8.5mph (13.7km/h) to 13.9mph (22.4km/h). While there are no extreme variations in wind conditions, such continuous breezes contribute significantly to the overall climatic disposition of the area. The climate of Augusta »
The best time to visit Augusta
When to visit Augusta depends significantly on personal preferences for weather. If outdoor activities and sightseeing are a priority, note that June to August offer the best weather. At this time, temperatures range from 69.4°F (20.8°C) to 76.6°F (24.8°C), with an average daylight span of up to 15.5 hours. This period also sees the least snowfall, a beneficial point for those unaccustomed to heavy snow. The best time to visit Augusta »The worst time to visit Augusta
The least hospitable months in terms of weather are perhaps December, January, and February. During these months, Augusta experiences colder temperatures, with lows reaching as far down as 13.6°F (-10.2°C) in January. Snowfall is also at its heaviest during this season, a fact that may deter travelers who prefer milder climates. The worst time to visit Augusta »Spring weather in Augusta
Spring in Augusta brings warming temperatures and an increase in rainfall. From March to May, temperatures range between 37°F (2.8°C) and 61.7°F (16.5°C). Rainfall is also at its highest during this season, with April seeing up to 2.83" (72mm). However, it is also a season of change, as the weather starts transitioning away from the icy chill of winter. Spring weather in Augusta »Summer weather in Augusta
Summer in Augusta extends from June to August, featuring warm temperatures and lengthy daylight hours. Temperature highs can reach up to 76.6°F (24.8°C) in July, with lows not falling much below 50.7°F (10.4°C). August is typically the driest month, with only 1.65" (42mm) of rain. Additionally, with around 15 hours of daylight, there is ample time for outdoor activities. Summer weather in Augusta »Autumn weather in Augusta
Autumn in Augusta is characterized by gradual cooling and increased rainfall. Temperatures during these months fluctuate between 68.9°F (20.5°C) and 43.7°F (6.5°C), from September to November. The maximum amount of rain occurs in October with an average of 2.95" (75mm). Leaves start to change colors, creating a scenic backdrop. Autumn weather in Augusta »Winter weather in Augusta
Winter in Augusta is cold and snowy with temperatures often plunging to lows of 13.6°F (-10.2°C) in January. Average snowfall reaches its peak in January, amounting to 6.3" (160mm). December enjoys the shortest daylight time, averaging around 8.9 hours. Though winter conditions may not appeal to everyone, those who appreciate snow-filled landscapes may find this season uniquely attractive. Winter weather in Augusta »Weather in January
January sees Augusta, Maine at its chilliest, with night temperatures sinking to a biting 13.6°F (-10.2°C) and snow predominating. A thick layer of cloud cover provides a constant shade from the limited daylight available, just over nine hours. Weather in January »Weather in February
The February weather in Augusta patiently waits for spring, offering cold days and colder nights compared to January. Amidst the frost and snow, the month sees a slight elongation in daylight hours, inviting local denizens to venture outdoors more frequently. Weather in February »Weather in March
A sigh of relief is justifiably warranted in March as Augusta's weather slowly transitions from its intense winter grip. The month heralds the arrival of spring with a notable increase in average temperature, rising as high as 37°F (2.8°C) from February's chilling conditions. Weather in March »Weather in April
As April takes charge, Augusta readies itself to say goodbye to the last remnants of winter. Temperatures illustrate a significant rise from March, making days comfortably cool and the icy nights a fading memory. Snow becomes a rare and unusual phenomenon, replaced primarily by April showers. Weather in April »Weather in May
May welcomes Augusta into a delicate spring, as it shrugs off the colder temperatures from 50°F (10°C) in April to a much milder 61.7°F (16.5°C). Outdoor activities and festivities become more feasible with sunny days making a frequent appearance. Weather in May »Weather in June
Summer's arrival in Augusta is evident with June's temperatures registering a comfortable range. A visible decrease in wind speed lends a stillness to the summer, while the daylight becomes much more generous. Despite the increase in temperatures, humidity also rises, creating a moist, sometimes muggy atmosphere. Weather in June »Weather in July
July, the warmest month in Augusta, Maine, experiences temperatures reaching 76.6°F (24.8°C), inviting locals and tourists alike to enjoy the clear, often sun-filled skies. As the wind speed further decreases, there's a tangible lull in the air, often disrupted by sporadic summer showers. Weather in July »Weather in August
The transition from the warmest month to the breeze of fall begins in August. Typical of Augusta, temperatures stay warm, slightly dip from July's heat plateau but remain comfortable outside. Despite the warm climate, rainfall occurs, adding a refreshing change to the standard summer weather. Weather in August »Weather in September
A sense of change is palpable in Augusta's September weather. The heat of summer makes a swift retreat, giving way to the cool winds of fall. The clear skies of the bygone summer months now entertain more clouds, mitigating the sunshine reaching the surface. Weather in September »Weather in October
October in Augusta, Maine is a symphony of fall, depicting just how rapid temperatures can drop from the pleasant 68.9°F (20.5°C) in September to a cooler 56.3°F (13.5°C). With rainfall peaking this month, the fall foliage is in full bloom, painting the cityscape an aesthetic blend of gold and crimson hues. Weather in October »Weather in November
With winter knocking on the door, November experiences a substantial dip in temperature. The fall colors slowly taper off, heralding the return of the familiar winter whiteness. Daylight retreats, reducing the extent of sunshine with it, while the presence of clouds often furthers the reduction. Weather in November »Weather in December
Winter comes full circle in Augusta with December's temperatures sinking back to the previous January averages, closing the year on a cold note. The lengthy hours of darkness paired with chilly weather create the quintessential winter atmosphere. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Augusta, 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 (27°F).
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure
Augusta, ME
- Average pressure in January:
29.97"Hg - Average pressure in February:
29.96"Hg - Average pressure in March:
30.01"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:
30.04"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.04"Hg - Average pressure in December:
30.01"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Augusta, ME
- Average wind speed in January:
8.2mph - Average wind speed in February:
8.3mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8mph - Average wind speed in May:
6.9mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.3mph - Average wind speed in September:
6mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.5mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Augusta, ME
The months with the highest relative humidity are January, February and March (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall
Augusta, ME
- Average rainfall in January:
2.05" - Average rainfall in February:
1.97" - Average rainfall in March:
2.05" - Average rainfall in April:
2.83" - Average rainfall in May:
2.28" - Average rainfall in June:
2.68"
- Average rainfall in July:
1.65" - Average rainfall in August:
2.28" - Average rainfall in September:
1.42" - Average rainfall in October:
2.95" - Average rainfall in November:
2.52" - Average rainfall in December:
2.83"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days
Augusta, ME
- Average rainfall days in January:
7 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
15.5 days - Average rainfall days in June:
16 days
- Average rainfall days in July:
14.4 days - Average rainfall days in August:
13.3 days - Average rainfall days in September:
9.8 days - Average rainfall days in October:
13.1 days - Average rainfall days in November:
10 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is January (7 days).
Average snowfall
Augusta, ME
- Average snowfall in January:
6.3" - Average snowfall in February:
6.77" - Average snowfall in March:
4.88" - Average snowfall in April:
4.25" - Average snowfall in May:
0.63" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Augusta, ME
- Average snowfall days in January:
10.9 days - Average snowfall days in February:
10.8 days - Average snowfall days in March:
10.7 days - Average snowfall days in April:
4.3 days - Average snowfall days in May:
0.1 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:
3.9 days - Average snowfall days in December:
9.1 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Augusta, 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 30min
- 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 30min).
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 36min - Average sunshine in April:
7h and 24min - Average sunshine in May:
7h and 54min - Average sunshine in June:
8h and 42min
- Average sunshine in July:
9h and 48min - Average sunshine in August:
10h and 6min - Average sunshine in September:
8h and 30min - Average sunshine in October:
6h and 6min - Average sunshine in November:
5h and 12min - Average sunshine in December:
4h and 42min
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 36min).
Average sunshine days
Augusta, ME
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
12.7 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
11.6 days - Average sunshine days in May:
12.6 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
14.9 days - Average sunshine days in September:
17.7 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
16.5 days - Average sunshine days in December:
14.8 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (11.6 days).
Average UV index
Augusta, 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
Augusta, ME
The months with the most cloud cover are March and April (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility
Augusta, ME
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).





