Climate and monthly weather forecastKillington, VT
Climate and monthly weather forecast
The climate of Killington
Located in the heart of Vermont, Killington is subject to a predominantly Humid Continental climate, classified as Dfb by the Köppen climate classification. This climate type manifests in warm summers, no dry season, and a good deal of year-round rainfall.With a temperature spectrum ranging from a high of approximately 77.5°F (25.3°C) in July to lows close to 12.2°F (-11°C) during January, the city displays a wide variety of weather conditions. The humidity swings between 76% in April to a high of 88% in February contributing to the marked seasonal variation. Rainfall also shows a similar degree of variability, with accumulations ranging from a low of 1.81" (46mm) in September to a high of 2.99" (76mm) in October, punctuating the largely consistent year-round precipitation.
The abundance of clouds, ranging from 37% in July to 68% in February, combined with relatively low sunshine hours, peaking at 10 hours in July, create a generally overcast environment. Month-to-month wind speeds differ slightly, with averages moving from 5.1mph (8.2km/h) to 7.5mph (12.1km/h). Snowfall in Killington is a substantial component of the local weather pattern, with the most significant accumulations seen in February and scarce in June, July, and August when typically there is no recorded snowfall.
The best time to visit Killington
The fairest weather in Killington is usually experienced during the summer months. July tops the charts with the highest average temperatures and the most prolonged daily sunshine duration (10 hours). Moreover, July has the least cloud cover (37%) and is characterized by mild winds averaging 5.3mph (8.5km/h), providing optimal conditions for outdoor activities. However, those particularly sensitive to UV radiation should note that July also exhibits the highest UV Index reading (5).The worst time to visit Killington
Killington's harsh winter conditions, particularly during January, might not appeal to travelers who are not winter enthusiasts. With the lowest average temperature hanging around 12.2°F (-11°C), highest snowfall at 12.99" (330mm) in February, and most prolonged snowfall days (19.3 in January), the extreme cold can be a detriment to general travel activities. Combining this with the shortest sunshine duration (3.3 hours), meager UV index hovering around 1, and frequent rainfall, winter months might not cater to the expectations of every visitor.Spring weather in Killington
Springtime in Killington, which spans from March to May, sees a gradual warming of temperatures accompanied by sizable amounts of rainfall. There is a progression from highs of around 35.6°F (2°C) in March up to a more comfortable 64.4°F (18°C) in May. Even though the start of the season sees substantial snowfall, 9.21" (234mm) in March, this drops significantly to just 1.77" (45mm) by May end. While the early spring period does come with an increased cloud cover and abridged sunshine hours, brighter days become more prevalent towards the season's end.Summer weather in Killington
Summertime in Killington, from June to August, presents the most comfortable weather conditions. Temperatures climb steadily to a peak of around 77.5°F (25.3°C) in July. The absence of any recorded snowfall, mild winds averaging around 5.3mph (8.5km/h) to 5.7mph (9.2km/h), and maximum daylight hours reaching up to 15.4 hours, help create enjoyable weather conditions for outdoor activities.Autumn weather in Killington
Autumn in Killington, spanning September to November, sees a gradual drop in temperatures, averaging in the range of 68.4°F (20.2°C) to 40.8°F (4.9°C). Despite decreasing temperatures, Killington experiences generous daylight hours, reaching up to 12.5 hours in September. There's an escalation observed in rainfall, with the precipitation hitting a high of 2.99" (76mm) in October. A nominal snowfall starts to return by the end of the season, hitting 1.22" (31mm) by November.Winter weather in Killington
Winter in Killington lasts from December to February and is characterized by cold temperatures and substantial snowfall. There's a noticeable drop in temperatures, with averages oscillating between 29.8°F (-1.2°C) in December to a frigid low of 12.2°F (-11°C) in January. Copious amounts of snowfall of precipitation is typically accumulated. Throughout the year, there are 156.1 rainfall days, and 29.09" (739mm) of precipitation is accumulated. January through May, October through December are months with snowfall. In Killington, in January, snow falls for 19.3 days, with typically accumulated 11.34" (288mm) of snow. In Killington, during the entire year, snow falls for 93.2 days and aggregates up to 58.35" (1482mm) of snow. The average length of the day in January is 9h and 22min.On the first day of the month, sunrise is at 7:24 am and sunset at 4:24 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:00 pm EST. In January, the average sunshine is 3.3h. In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Weather in February
February brings a small reprieve from January's cold, without deviating much from its winter characteristics. With an increase in both day length and sunshine hours, the month appears less gloomy than its predecessor. However, the slight increase in temperature is not substantial enough to melt the snow-capped landscape. Weather in February »Weather in March
Weather continues its upward trajectory in March as the cold of winter slowly gives way to the thaw of spring. While it falls short of being termed as warm, the higher average temperature of 35.6°F (2°C) makes this month noticeably warmer than February. Weather in March »Weather in April
April's arrival signals a clear departure from winter's chill with average high temperatures surging to 49.5°F (9.7°C). Characterized by more rain and fewer snowfall days, the month reflects the classic spring weather. Increased daylight hours combined with the highest average visibility of 5 miles creates a pleasant ambiance for outdoor enthusiasts. Weather in April »Weather in May
May brings lingering showers and emerging sunshine to Killington, transforming the landscape into a verdant paradise. With a notable leap in the temperature spectrum, from April's modest 49.5°F (9.7°C) to a more agreeable 64.4°F (18°C), the town starts to experience the warmth of late spring. Weather in May »Weather in June
June ushers in the official arrival of summer in Killington. With warmer temperatures, the region shines brightly under the extended daylight hours. The absence of snowfall now lays bare the lush landscapes that are teaming with newfound vibrance. Weather in June »Weather in July
July is celebrated as the warmest month of the year in Killington. A stark contrast from the cold winter months, July boasts the highest temperature with a pleasant 77.5°F (25.3°C). Summertime is in full swing with outdoor activities benefiting from an average of 15.4 hours of daylight. Weather in July »Weather in August
August continues to carry the warmth of July further along, albeit with a small dip in average high temperatures. Summer is persistent, hardly making way for the fall that waits in the wings. Despite occasional showers, August remains predominantly dry, maintaining an excellent balance between rain and sunshine. Weather in August »Weather in September
September sees a considerable shift in weather as the peak summer fades into the welcoming arms of fall. Temperatures begin to descend towards a more comfortable 68.4°F (20.2°C), moving away from the August highs. The reduction of daylight hours becomes much more noticeable, signaling the slow approach of winter. Weather in September »Weather in October
With the trees aflame in autumnal colors, October takes over the color palette from September's mild hues. The month echoes the weather patterns of its predecessor, marked by a continuous decline in temperature. The change in season is tangible as the longer evenings hint towards the nearing winter. Weather in October »Weather in November
Killington plunges into the winter spirit in November as average temperatures tumble to around 40.8°F (4.9°C). Measures of sunshine and daylight both decline noticeably, taking a turn away from the sunnier months earlier in the year. Weather in November »Weather in December
December crowns Killington with a picturesque winter scene as the snowfall intensifies from November. The monthly average high and low temperatures drop to 29.8°F (-1.2°C) and 20.1°F (-6.6°C) respectively, signaling the return of a hard winter. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Killington, VT
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (24.3°F).
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).
Average pressure
Killington, VT
- Average pressure in January:
30.02"Hg - Average pressure in February:
30.01"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Killington, VT
- Average wind speed in January:
7.3mph - Average wind speed in February:
7.3mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.5mph - Average wind speed in May:
6.4mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.3mph - Average wind speed in October:
6.3mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Killington, VT
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall
Killington, VT
- Average rainfall in January:
2.17" - Average rainfall in February:
2.17" - Average rainfall in March:
2.2" - Average rainfall in April:
2.83" - Average rainfall in May:
2.8" - Average rainfall in June:
2.87"
- Average rainfall in July:
2.28" - Average rainfall in August:
2.24" - Average rainfall in September:
1.81" - Average rainfall in October:
2.99" - Average rainfall in November:
2.32" - Average rainfall in December:
2.4"
The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days
Killington, VT
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
10.9 days - Average rainfall days in April:
15 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
16.5 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
15.9 days - Average rainfall days in November:
10.3 days - Average rainfall days in December:
9 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (7.3 days).
Average snowfall
Killington, VT
- Average snowfall in January:
11.34" - Average snowfall in February:
12.99" - Average snowfall in March:
9.21" - Average snowfall in April:
5.24" - Average snowfall in May:
1.77" - Average snowfall in June:
0"
The month with the highest snowfall is February (12.99").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Killington, VT
- Average snowfall days in January:
19.3 days - Average snowfall days in February:
19.7 days - Average snowfall days in March:
16.5 days - Average snowfall days in April:
7.1 days - Average snowfall days in May:
1.3 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:
2.6 days - Average snowfall days in November:
9 days - Average snowfall days in December:
17.7 days
The month with the highest number of snowfall days is February (19.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Killington, VT
- Average daylight in January:
9h and 24min - 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 42min - Average daylight in June:
15h and 24min
- Average daylight in July:
15h and 6min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 42min - 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:
3h and 18min - Average sunshine in February:
3h - Average sunshine in March:
4h and 36min - Average sunshine in April:
6h and 54min - Average sunshine in May:
8h - Average sunshine in June:
8h and 36min
- Average sunshine in July:
10h - Average sunshine in August:
9h and 54min - Average sunshine in September:
8h and 18min - Average sunshine in October:
5h - Average sunshine in November:
4h and 42min - Average sunshine in December:
3h and 36min
The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is February (Average sunshine: 3h).
Average sunshine days
Killington, VT
- Average sunshine days in January:
10 days - Average sunshine days in February:
7.8 days - Average sunshine days in March:
9.1 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
10.5 days
- Average sunshine days in July:
11.7 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
15.3 days - Average sunshine days in October:
11.1 days - Average sunshine days in November:
13.5 days - Average sunshine days in December:
10.6 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (7.8 days).
Average UV index
Killington, VT
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover
Killington, VT
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility
Killington, VT
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).





