The best times to visit South Boston for ideal weather are

April 9th to June 17th

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

 

 


Other South Boston Travel Info

Weather in South Boston

Temperature

Average temperatures in South Boston vary drastically. Considering humidity, temperatures feel nice some of the year, but often too hot in the summer and cold in the winter with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 21st 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 South Boston, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 90.8°F (32.7°C) with temperatures rarely dropping below 68.2°F (20.1°C) at night.

South Boston Temperatures (Fahrenheit)

Key
High
Average
Low

South Boston 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.

South Boston Perceived Temperature (F)

Key
High
Average
Low

South Boston Perceived Temperature (C)

Key
High
Average
Low

 

Average South Boston 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 50.3 38.2 28.1
Feb 52.8 40.1 29.4
Mar 63.2 49.7 37.9
Apr 72.6 59.2 46.6
May 79.9 67.3 55.6
Jun 88.1 75.5 64.2
Jul 89.8 77.6 67.6
Aug 88.9 76.6 66.4
Sep 82.9 70.2 60
Oct 72.9 59.1 47.6
Nov 61.9 48.3 36.7
Dec 54.5 43.2 33.6

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 10.2 3.4 -2.2
Feb 11.6 4.5 -1.4
Mar 17.3 9.8 3.3
Apr 22.6 15.1 8.1
May 26.6 19.6 13.1
Jun 31.2 24.2 17.9
Jul 32.1 25.3 19.8
Aug 31.6 24.8 19.1
Sep 28.3 21.2 15.6
Oct 22.7 15.1 8.7
Nov 16.6 9.1 2.6
Dec 12.5 6.2 0.9

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in South Boston are August, October, and then November. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late August to early September. For example, on the week of August 27th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid July with an average of 3 days of significant precipitation the week of July 9th.

When can you find snow in South Boston? Weather stations report a good amount of seasonal snow likely to be deepest around February, especially close to early to mid February. The best time to ski (if at all) in South Boston 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 South Boston.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in South Boston (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 19% 1.2 3.2
Feb 22% 3 2.1
Mar 24% 1.7 3.8
Apr 24% 0 3.5
May 24% 0 4.2
Jun 20% 0 3.4
Jul 26% 0 4.8
Aug 18% 0 3.9
Sep 20% 0 4.3
Oct 18% 0 3.3
Nov 19% 0 3.7
Dec 25% 1.7 4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 19 3 8.1
Feb 22 7.6 5.3
Mar 24 4.3 9.7
Apr 24 0 8.9
May 24 0 10.7
Jun 20 0 8.6
Jul 26 0 12.2
Aug 18 0 9.9
Sep 20 0 10.9
Oct 18 0 8.4
Nov 19 0 9.4
Dec 25 4.3 10.2

 

Humidity and Wind

South Boston has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is February (44.6% relative humidity), and the most humid month is September (64.8%).

Wind in South Boston is usually calm. The windiest month is March, followed by February and April. March’s average wind speed of around 5.9 knots (6.8 MPH or 10.9 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid February where average top sustained speeds reach 13.8 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 5.3 Light breeze 11.8 Significant breeze
Feb 5.8 Light breeze 12.9 Significant breeze
Mar 5.9 Light breeze 12.7 Significant breeze
Apr 5.8 Light breeze 12.6 Significant breeze
May 4.5 Light breeze 10.5 Significant breeze
Jun 4.1 Light breeze 10.7 Gentle breeze
Jul 3.8 Barely noticeable 10.2 Significant breeze
Aug 3.5 Barely noticeable 9.1 Gentle breeze
Sep 3.8 Barely noticeable 9.2 Significant breeze
Oct 4.4 Light breeze 10.1 Gentle breeze
Nov 4.6 Light breeze 10.6 Significant breeze
Dec 4.5 Light breeze 10.4 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 49.5%
Feb 44.6%
Mar 47.1%
Apr 49.4%
May 61.1%
Jun 61.1%
Jul 63.4%
Aug 64.3%
Sep 64.8%
Oct 62.1%
Nov 54.3%
Dec 59.1%

 

Is it Safe to Travel to South Boston?

Our best data indicates this area is generally safe. As of Oct 07, 2019 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 Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in South Boston, VA, US is July, followed by April and January. 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 South Boston 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 63.4 in December means 63.4% of the tourists vs. July.

 

 

Overall South Boston Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 85.7°F (29.8°C) and 54.9°F (12.7°C) with warmer temperatures in the later months. Rain is somewhat common with roughly 7 days of significant precipitation per month. Spring is the 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 quite warm. These months see moderate precipitation with 5 to 8 days of precipitation per month. June – August is the second busiest season for tourism in South Boston, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 87.6°F (30.9°C) and 58.4°F (14.7°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: approximately 6 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 too cold this time of year in South Boston to be enjoyable for warm weather travelers. The average high during this season is between 55.9°F (13.3°C) and 49°F (9.4°C). On average, it rains or snows a fair amount: 6 to 8 times per month. These times of year are fairly slow with tourists.

 

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