McDonough in Summer

In summer (June, July and August), McDonough sees average daytime highs around 88°F and overnight lows near 70°F, with 11.6 in of rain over about 42 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.

Across summer, daytime highs hold fairly steady around 88°F. The sky is clear or mostly clear about 26% of the time across summer, and the air most often feels muggy.

Summer is McDonough's 3rd-best season to visit on our travel score. For the whole year in context, see McDonough's year-round climate.

Avg daytime high
88°F
warmest season of the year
Avg overnight low
70°F
Rainfall
11.6 in
42 wet days
Avg wind
5 mph
Travel score
4.1
3rd-best season
Months
Jun · Jul · Aug

Temperature in McDonough in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 88°F.

A typical summer day in McDonough reaches about 88°F and drops to 70°F overnight. The warmest of the three months is July, the coolest June.

60°70°80°90°100°JunJulAug

How summer really feels in McDonough

Once humidity and wind are folded in, summer brings about 70 days that feel above 90°F and 0 that feel at or below 32°F.

Days feeling ≥ 90°F
70
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

McDonough weather by month

How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan54° / 36°4.010.10.6103.3
Feb58° / 39°4.39.50.310.84.3
Mar65° / 45°4.39.90.111.76.0
Apr73° / 52°3.18.8012.87.0
May81° / 61°2.99.5013.76.4
Jun87° / 69°3.813.9014.24.4
Jul89° / 72°4.015.30143.7
Aug88° / 71°3.813013.24.1
Sep83° / 65°3.68.6012.26.1
Oct74° / 53°2.96.6011.27.5
Nov64° / 43°3.68.2010.36.1
Dec56° / 38°4.29.70.29.83.8

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time across summer.

0%25%50%75%100%JunJulAug

Chance of precipitation in Summer

Any precipitation

McDonough gets around 11.6 in of rain over 42 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%JunJulAug

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%JunJulAug

Wind in Summer

Winds average 5 mph across summer.

0246810JunJulAug

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 14 hours in early June to 12 h 48 min by late August. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 5.8 kWh/m².

0246JunJulAug
Planning a trip in summer

Is summer a good time to visit McDonough?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

4.1
Sightseeing
3rd-best month of the year
6.0
Beach & pool
1st-best month of the year

summer is a reasonable time to visit McDonough for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for McDonough in Summer

From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In summer, McDonough sees daytime highs around 88°F and nights near 70°F. Pack light clothes, rain gear and sun protection. About 42 days see rain.

light clothesrain gearsun protection

UV index in McDonough in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in McDonough peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 23UV 9Dec 19UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in McDonough in Summer

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.

Air quality in McDonough is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (January, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1621 µg/m³Jan 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar13Moderate
Apr12Moderate
May15Moderate
Jun18Moderate
Jul21Moderate
Aug18Moderate
Sep13Moderate
Oct11Good
Nov10Good
Dec8Good
Location & terrain

Where is McDonough?

McDonough sits at 33.4°N, 84.1°W, 866 ft above sea level, in United States. The nearest listed city is Stockbridge, 8.1 mi away.

Topography around McDonough

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of McDonough.

Within 2 miles, the terrain around McDonough has only modest variations in elevation — a maximum elevation change of 207 ft around an average of 823 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 489 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,490 ft.

The land around McDonough is covered by trees (56%) and artificial surfaces (22%) within 2 miles, trees (68%) and grassland (21%) within 10 miles, and trees (82%) within 50 miles.

2 miles
207 ft
10 miles
489 ft
50 miles
1,490 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
Summer weather nearby: Stockbridge 8.1 mi · Griffin 16 mi · Conyers 17 mi · Forest Park 17 mi · Riverdale 17 mi · Fayetteville 18 mi · Stonecrest 18 mi · Candler-McAfee 21 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for McDonough (33.4473°, -84.1469°, elevation 866 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.