The best times to visit McDonough for ideal weather are

March 19th to May 27th

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

 

 


Other McDonough Travel Info

Weather in McDonough

Temperature

Average temperatures in McDonough vary greatly. 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 22nd 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 McDonough, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally early to mid August where highs are regularly around 92.3°F (33.5°C) with temperatures rarely dropping below 72.3°F (22.4°C) at night.

McDonough Temperatures (Fahrenheit)

Key
High
Average
Low

McDonough 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.

McDonough Perceived Temperature (F)

Key
High
Average
Low

McDonough Perceived Temperature (C)

Key
High
Average
Low

 

Average McDonough 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 55.6 43.1 32.4
Feb 59.1 45.9 34.7
Mar 68.2 55.2 43.6
Apr 75.9 63.2 50.9
May 82.4 71.1 60.2
Jun 89.9 78.8 68.9
Jul 90.2 79.4 70.5
Aug 90.6 79.5 70.7
Sep 85.1 74 65.2
Oct 75.7 63.4 52.7
Nov 65.9 52.8 41.2
Dec 59.7 48.2 38.6

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 13.1 6.2 0.2
Feb 15.1 7.7 1.5
Mar 20.1 12.9 6.4
Apr 24.4 17.3 10.5
May 28 21.7 15.7
Jun 32.2 26 20.5
Jul 32.3 26.3 21.4
Aug 32.6 26.4 21.5
Sep 29.5 23.3 18.4
Oct 24.3 17.4 11.5
Nov 18.8 11.6 5.1
Dec 15.4 9 3.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in McDonough are October, September, 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 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 McDonough? Weather stations report moderate or seasonal snow likely to be deepest around January, especially close to early to mid January. The best time to ski (if at all) in McDonough is often around around January 8th 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 McDonough.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in McDonough (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 23% 1.8 4.4
Feb 25% 1.4 4.2
Mar 24% 1.6 4.9
Apr 24% 0 4.5
May 19% 0 3.9
Jun 22% 0 3.9
Jul 24% 0 4.9
Aug 24% 0 4.5
Sep 17% 0 2.9
Oct 17% 0 3.5
Nov 18% 0 3.5
Dec 27% 0 7

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 23 4.6 11.2
Feb 25 3.6 10.7
Mar 24 4.1 12.4
Apr 24 0 11.4
May 19 0 9.9
Jun 22 0 9.9
Jul 24 0 12.4
Aug 24 0 11.4
Sep 17 0 7.4
Oct 17 0 8.9
Nov 18 0 8.9
Dec 27 0 17.8

 

Humidity and Wind

McDonough has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is February (48.2% relative humidity), and the most humid month is July (60.9%).

Wind in McDonough is usually calm. The windiest month is February, followed by January and March. February’s average wind speed of around 8 knots (9.2 MPH or 14.8 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 mid February where average top sustained speeds reach 15.7 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 7.8 Gentle breeze 14.6 Significant breeze
Feb 8 Gentle breeze 14.9 Significant breeze
Mar 7.7 Gentle breeze 14.3 Significant breeze
Apr 7.4 Gentle breeze 14.3 Significant breeze
May 6.5 Light breeze 12.9 Significant breeze
Jun 5.8 Light breeze 13.5 Significant breeze
Jul 5.6 Light breeze 13.2 Significant breeze
Aug 5.7 Light breeze 12.3 Significant breeze
Sep 6.1 Light breeze 11.6 Significant breeze
Oct 6.6 Light breeze 12 Significant breeze
Nov 7 Gentle breeze 12.6 Significant breeze
Dec 7.2 Gentle breeze 13.1 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 51.1%
Feb 48.2%
Mar 49.9%
Apr 49.9%
May 54.6%
Jun 56.5%
Jul 60.9%
Aug 60.3%
Sep 59.7%
Oct 55.8%
Nov 52.1%
Dec 59.8%

 

Is it Safe to Travel to McDonough?

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 McDonough, GA, US is June, followed by July and August. 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 McDonough 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 51.1 in November means 51.1% of the tourists vs. June.

 

 

Overall McDonough Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 86.8°F (30.4°C) and 61.7°F (16.5°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 8 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 quite warm. These months see moderate precipitation with 7 to 8 days of precipitation per month. June – August is the busiest season for tourism in McDonough, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 87.4°F (30.8°C) and 62.5°F (16.9°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: approximately 5 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 McDonough to be enjoyable for warm weather travelers. The average high during this season is between 61.9°F (16.6°C) and 54.8°F (12.7°C). On average, it rains or snows a fair amount: 7 to 8 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› the United States › McDonough, GA, US