The best times to visit Williston for ideal weather are

April 30th to July 8th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Williston Travel Info

Weather in Williston

Temperature

Average temperatures in Williston vary an incredible amount. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 25th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Williston, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally early to mid July where highs are regularly around 84.8°F (29.3°C) with temperatures rarely dropping below 60.2°F (15.7°C) at night.

Williston Temperatures (Fahrenheit)

Key
High
Average
Low

Williston Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Williston Perceived Temperature (F)

Key
High
Average
Low

Williston Perceived Temperature (C)

Key
High
Average
Low

 

Average Williston Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 30.4 20.7 11.2
Feb 31.5 21.4 12.1
Mar 42.7 31.8 21.7
Apr 59 46.1 34.5
May 72.8 59.2 46.3
Jun 79 66.4 55.2
Jul 83.7 71.4 60
Aug 81.8 69.7 58.5
Sep 75.3 62.5 51.4
Oct 61.1 50.2 40.6
Nov 49 39.3 30.5
Dec 37.2 28.5 20.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan -0.9 -6.3 -11.6
Feb -0.3 -5.9 -11.1
Mar 5.9 -0.1 -5.7
Apr 15 7.8 1.4
May 22.7 15.1 7.9
Jun 26.1 19.1 12.9
Jul 28.7 21.9 15.6
Aug 27.7 20.9 14.7
Sep 24.1 16.9 10.8
Oct 16.2 10.1 4.8
Nov 9.4 4.1 -0.8
Dec 2.9 -1.9 -6.6

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Williston are January, March, and then February. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late January. For example, on the week of January 22nd there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in late June with an average of 3 days of significant precipitation the week of June 25th.

When can you find snow in Williston? Weather stations report large amounts of snow likely to be deepest around February, especially close to early to mid February. The best time to ski (if at all) in Williston is often around around February 12th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Williston.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Williston (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 16% 5.5 1.9
Feb 18% 8 2.4
Mar 17% 6.4 2.3
Apr 27% 1.7 3.5
May 29% 0 4.5
Jun 37% 0 5.5
Jul 33% 0 5
Aug 22% 0 3.2
Sep 23% 0 4
Oct 32% 0 4.6
Nov 21% 2.2 2.4
Dec 29% 5.6 3.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 16 14 4.8
Feb 18 20.3 6.1
Mar 17 16.3 5.8
Apr 27 4.3 8.9
May 29 0 11.4
Jun 37 0 14
Jul 33 0 12.7
Aug 22 0 8.1
Sep 23 0 10.2
Oct 32 0 11.7
Nov 21 5.6 6.1
Dec 29 14.2 8.6

 

Humidity and Wind

Williston has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is April (46.2% relative humidity), and the most humid month is December (63.3%).

Wind in Williston is usually calm. The windiest month is March, followed by April and January. March’s average wind speed of around 7.5 knots (8.6 MPH or 13.8 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early January where average top sustained speeds reach 15.4 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Williston.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 7.2 Gentle breeze 14.5 Significant breeze
Feb 6.6 Light breeze 13.7 Significant breeze
Mar 7.5 Gentle breeze 14.9 Significant breeze
Apr 7.3 Gentle breeze 14.8 Significant breeze
May 6.4 Light breeze 13.5 Significant breeze
Jun 5.5 Light breeze 12.3 Significant breeze
Jul 5.1 Light breeze 11.6 Significant breeze
Aug 5.1 Light breeze 11.4 Significant breeze
Sep 5.5 Light breeze 12 Significant breeze
Oct 5.8 Light breeze 12.5 Significant breeze
Nov 7.1 Gentle breeze 14.1 Significant breeze
Dec 7 Gentle breeze 14 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 56.7%
Feb 52.8%
Mar 49.1%
Apr 46.2%
May 50.4%
Jun 59.3%
Jul 60.6%
Aug 61%
Sep 62.4%
Oct 62.5%
Nov 55.9%
Dec 63.3%

 

Is it Safe to Travel to Williston?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Dec 04, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Williston, VT, US is July, followed by August and June. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Williston in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 47.2 in December means 47.2% of the tourists vs. July.

 

 

Overall Williston Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 76.9°F (24.9°C) and 33.9°F (1.1°C) with far warmer temperatures in the later months. Rain is somewhat common with 5 to 9 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with 7 to 11 days of precipitation per month. June – August is the busiest season for tourism in Williston, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 81.1°F (27.3°C) and 43.1°F (6.2°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 6 to 10 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is far too cold this time of year in Williston to be enjoyable for warm weather travelers. The average high during this season is between 40.2°F (4.6°C) and 25.9°F (-3.4°C). On average, it rains or snows a fair amount: 5 to 9 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› the United States › Williston, VT, US