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 Williamsville, Vermont, is a freezing cold winter month, with temperature in the range of an average low of 15.1°F (-9.4°C) and an average high of 27.9°F (-2.3°C). January, with average temperatures reaching a high of 27.9°F (-2.3°C) and a low of 15.1°F (-9.4°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Williamsville, is another freezing cold month, with an average temperature varying between 30.6°F (-0.8°C) and 16.5°F (-8.6°C). Williamsville records an average high-temperature of a still freezing cold 30.6°F (-0.8°C) in February, maintaining a close correlation with January's 27.9°F (-2.3°C). Weather in February »
Weather in March
March, the first month of the spring in Williamsville, is a cold month, with an average temperature varying between 39.2°F (4°C) and 24.3°F (-4.3°C). Observing a minor shift, the average high-temperature during March adjusts from February's subzero cold 30.6°F (-0.8°C) to a wintry 39.2°F (4°C). Weather in March »
Weather in April
April is a fresh spring month in Williamsville, Vermont, with temperature in the range of an average high of 52.5°F (11.4°C) and an average low of 35.1°F (1.7°C). April witnesses an increase in the average high-temperature, moving from a cold 39.2°F (4°C) in March to a cool 52.5°F (11.4°C). Weather in April »
Weather in May
May, the last month of the spring in Williamsville, is a comfortable month, with an average temperature varying between 45.5°F (7.5°C) and 65.8°F (18.8°C). May brings a rise in Williamsville's average high-temperature, moving from a fresh 52.5°F (11.4°C) in April to an enjoyable 65.8°F (18.8°C). Weather in May »
Weather in June
June, the first month of the summer in Williamsville, is a moderately hot month, with an average temperature varying between 73.4°F (23°C) and 52.3°F (11.3°C). As Williamsville welcomes June, the average high-temperature displays a subtle shift, adjusting from an enjoyable 65.8°F (18.8°C) in May to a warm 73.4°F (23°C). Weather in June »
Weather in July
July, like June, in Williamsville, Vermont, is another warm summer month, with an average temperature fluctuating between 58.8°F (14.9°C) and 79.7°F (26.5°C). In Williamsville, the peak temperatures are generally noted in July, averaging a high of 79.7°F (26.5°C) and a low of 58.8°F (14.9°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Williamsville, Vermont, 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). Williamsville commences August with an average high-temperature of a still warm 77.9°F (25.5°C), maintaining a close resemblance to the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Williamsville, is also an agreeable month, with an average temperature ranging between min 50.9°F (10.5°C) and max 70.2°F (21.2°C). A modest decline in the average high-temperature is seen during September, decreasing from a moderately hot 77.9°F (25.5°C) in August to an agreeable 70.2°F (21.2°C). Weather in September »
Weather in October
October, the same as September, in Williamsville, Vermont, is a moderate autumn month, with temperature in the range of an average low of 41.7°F (5.4°C) and an average high of 56.8°F (13.8°C). October comes with a drop in the average high-temperature, falling from September's pleasant 70.2°F (21.2°C) to a refreshing 56.8°F (13.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Williamsville, is also a frosty month, with an average temperature ranging between max 44.4°F (6.9°C) and min 31.1°F (-0.5°C). Williamsville's November weather comes with a decrease in average high-temperatures, moving from a moderate 56.8°F (13.8°C) in October to a frosty 44.4°F (6.9°C). Weather in November »
Weather in December
December, the first month of the winter in Williamsville, is still a cold month, with an average temperature varying between 33.4°F (0.8°C) and 22.6°F (-5.2°C). December brings a decrease in the average high-temperature, shifting from a chilly 44.4°F (6.9°C) in November to a wintry 33.4°F (0.8°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Williamsville?
January, recording an average high temperature of 27.9°F (-2.3°C) and a low temperature of 15.1°F (-9.4°C), is Williamsville's coldest month.
How much does it rain in Williamsville?
Throughout the year, in Williamsville, Vermont, there are 91.5 rainfall days, and 7.8" (198mm) of precipitation is accumulated.
When does it snow in Williamsville?
Months with snowfall in Williamsville, Vermont, are January through April, October through December.
When does it snow the most in Williamsville?
January is the month with the most snowfall in Williamsville, Vermont. Snow falls for 6.9 days and accumulates 1.81" (46mm) of snow.
How many days does it snow in Williamsville?
Throughout the year, there are 28.8 snowfall days, and 7.17" (182mm) of snow is accumulated.
What is the most humid month in Williamsville?
The most humid month in Williamsville is February, with an average relative humidity of 85%.
What is the month with the least sunshine in Williamsville?
February has the least sunshine of the year in Williamsville, with an average of 4.4h of sunshine.
When is Daylight Saving Time (DST) in Williamsville?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Williamsville, Vermont, 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.
What is the least humid month in Williamsville?
The least humid month in Williamsville is April, with an average relative humidity of 74%.
When it does not snow in Williamsville?
May through September are months without snowfall.
What are the months with the highest UV index in Williamsville?
The months with the highest UV index are May through August, with an average maximum UV index of 5.
When are the longest days in Williamsville?
The month with the longest days in Williamsville, Vermont, is June, with an average of 15h and 18min of daylight.
What time of the year is the hottest in Williamsville?
July, noted for its average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 58.8°F (14.9°C), is considered the warmest month.
What month has the most sunshine in Williamsville?
The month with the most sunshine in Williamsville, Vermont, is August, with an average of 10.3h of sunshine.
What is the driest month in Williamsville?
September is the month with the least rainfall in Williamsville. Rain falls for 6.8 days and accumulates 0.43" (11mm) of precipitation.
What is the wettest month in Williamsville?
November is the month with the most rainfall. Rain falls for 6 days and accumulates 0.87" (22mm) of precipitation.
What is the month with the shortest days in Williamsville?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
When is the lowest UV index in Williamsville?
With an average maximum UV index of 1, December is the month with the lowest UV index in Williamsville.
Average temperature
Williamsville, VT
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.9°F).
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure
Williamsville, 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:
29.97"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.06"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 (29.92"Hg).
Average wind speed
Williamsville, VT
- Average wind speed in January:
7.8mph - Average wind speed in February:
7.8mph - Average wind speed in March:
7.8mph - Average wind speed in April:
7.6mph - Average wind speed in May:
6.3mph - 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:
6.5mph - Average wind speed in November:
6.9mph - Average wind speed in December:
7.4mph
The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Williamsville, VT
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).
Average rainfall
Williamsville, VT
- Average rainfall in January:
0.59" - Average rainfall in February:
0.59" - Average rainfall in March:
0.51" - Average rainfall in April:
0.67" - Average rainfall in May:
0.71" - Average rainfall in June:
0.63"
- Average rainfall in July:
0.79" - Average rainfall in August:
0.51" - Average rainfall in September:
0.43" - Average rainfall in October:
0.75" - Average rainfall in November:
0.87" - Average rainfall in December:
0.75"
The wettest month (with the highest rainfall) is November (0.87").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days
Williamsville, VT
- Average rainfall days in January:
4.3 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
8.5 days - Average rainfall days in April:
9.4 days - Average rainfall days in May:
10 days - Average rainfall days in June:
9.7 days
- Average rainfall days in July:
9.8 days - Average rainfall days in August:
8.4 days - Average rainfall days in September:
6.8 days - Average rainfall days in October:
7.7 days - Average rainfall days in November:
6 days - Average rainfall days in December:
6.6 days
The month with the highest number of rainy days is May (10 days).
The months with the least rainy days are January and February (4.3 days).
Average snowfall
Williamsville, VT
The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Williamsville, VT
- Average snowfall days in January:
6.9 days - Average snowfall days in February:
7.8 days - Average snowfall days in March:
5.5 days - Average snowfall days in April:
1.3 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:
1.9 days - Average snowfall days in December:
4.8 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Williamsville, VT
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - 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 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 0min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days
Williamsville, VT
- Average sunshine days in January:
21.9 days - Average sunshine days in February:
18.3 days - Average sunshine days in March:
20.2 days - Average sunshine days in April:
18.2 days - Average sunshine days in May:
18.5 days - Average sunshine days in June:
18.3 days
- Average sunshine days in July:
17.6 days - Average sunshine days in August:
19.6 days - Average sunshine days in September:
20.5 days - Average sunshine days in October:
20.3 days - Average sunshine days in November:
21.4 days - Average sunshine days in December:
21.2 days
The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (17.6 days).
Average UV index
Williamsville, VT
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Williamsville, VT
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
Williamsville, VT
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
Williamsville, Vermont, 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
