The best times to visit Fort Mill for ideal weather are

March 19th to June 3rd

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

 

 


Other Fort Mill Travel Info

Weather in Fort Mill

Temperature

Average temperatures in Fort Mill 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 20th 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 Fort Mill, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 91.8°F (33.2°C) with temperatures rarely dropping below 69.4°F (20.8°C) at night.

Fort Mill Temperatures (Fahrenheit)

Key
High
Average
Low

Fort Mill 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.

Fort Mill Perceived Temperature (F)

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High
Average
Low

Fort Mill Perceived Temperature (C)

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High
Average
Low

 

Average Fort Mill 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 52.8 40.6 30.1
Feb 56.2 43.4 32.5
Mar 65.6 52.3 40.3
Apr 74.6 61.1 48.4
May 81.5 69.1 57.6
Jun 89.4 77 66.2
Jul 90.5 78.3 68.7
Aug 89.5 77.6 68.2
Sep 84.1 71.9 62.5
Oct 74 60.5 49.3
Nov 63.4 49.7 38.1
Dec 57.5 45.9 35.8

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 11.6 4.8 -1.1
Feb 13.4 6.3 0.3
Mar 18.7 11.3 4.6
Apr 23.7 16.2 9.1
May 27.5 20.6 14.2
Jun 31.9 25 19
Jul 32.5 25.7 20.4
Aug 31.9 25.3 20.1
Sep 28.9 22.2 16.9
Oct 23.3 15.8 9.6
Nov 17.4 9.8 3.4
Dec 14.2 7.7 2.1

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Fort Mill are October, May, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid September. For example, on the week of September 10th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in late December with an average of 3 days of significant precipitation the week of December 24th.

When can you find snow in Fort Mill? Weather stations report no annual snow. 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 Fort Mill.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Fort Mill (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 20% 0 3.1
Feb 22% 0 2.5
Mar 23% 0 4
Apr 21% 0 3.3
May 18% 0 3.1
Jun 19% 0 3.7
Jul 23% 0 4.4
Aug 20% 0 4.2
Sep 20% 0 3.1
Oct 17% 0 2.4
Nov 19% 0 3.4
Dec 24% 0 4.8

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 20 0 7.9
Feb 22 0 6.4
Mar 23 0 10.2
Apr 21 0 8.4
May 18 0 7.9
Jun 19 0 9.4
Jul 23 0 11.2
Aug 20 0 10.7
Sep 20 0 7.9
Oct 17 0 6.1
Nov 19 0 8.6
Dec 24 0 12.2

 

Humidity and Wind

Fort Mill has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is February (49.8% relative humidity), and the most humid month is August (66.7%).

Wind in Fort Mill is usually calm. The windiest month is April, followed by March and February. April’s average wind speed of around 5.3 knots (6.1 MPH or 9.8 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 April where average top sustained speeds reach 11.9 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 4.7 Light breeze 10.5 Gentle breeze
Feb 5 Light breeze 11.2 Significant breeze
Mar 5.2 Light breeze 11.4 Gentle breeze
Apr 5.3 Light breeze 11.5 Significant breeze
May 4.4 Light breeze 10.2 Gentle breeze
Jun 4 Light breeze 10 Gentle breeze
Jul 3.8 Barely noticeable 9.9 Gentle breeze
Aug 3.2 Barely noticeable 8.6 Gentle breeze
Sep 3.4 Barely noticeable 8.4 Gentle breeze
Oct 3.7 Barely noticeable 8.9 Gentle breeze
Nov 4 Light breeze 9.6 Gentle breeze
Dec 4.1 Light breeze 9.7 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 54.4%
Feb 49.8%
Mar 50.3%
Apr 52.8%
May 61.1%
Jun 62.1%
Jul 65.4%
Aug 66.7%
Sep 66.3%
Oct 64.2%
Nov 58.3%
Dec 63.6%

 

Is it Safe to Travel to Fort Mill?

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 Fort Mill, SC, US is February, followed by June and July. 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 Fort Mill in November. 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 slightly extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 62.9 in November means 62.9% of the tourists vs. February.

 

 

Overall Fort Mill Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 86°F (30°C) and 58.3°F (14.6°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 7 days of significant precipitation per month. Spring is fairly slow for tourism, which makes it a good time for those looking for deals.

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 6 to 7 days of precipitation per month. June – August is the second busiest season for tourism in Fort Mill, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 88.1°F (31.2°C) and 59.6°F (15.3°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 5 to 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 Fort Mill to be enjoyable for warm weather travelers. The average high during this season is between 58.7°F (14.8°C) and 51.7°F (10.9°C). On average, it rains or snows a fair amount: 6 to 7 times per month. These times of year are the busiest with tourists.

 

Best Times to Travel› the United States › Fort Mill, SC, US