Milton weather in August

In August, Milton sees average daytime highs of 86°F and overnight lows near 69°F, with 4.2 in of rain across 12.7 wet days and about 13.3 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 86°F through the month. The sky is clear or mostly clear about 28% of the time in August, and the air most often feels muggy.

Daylight stretches from about 13 h 42 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Milton's 8th-clearest and 12th-windiest month. For the whole year in context, see Milton's year-round climate.

Daytime high
86°
2nd warmest
Overnight low
69°
11th coldest
Rainfall
4.2 in
12.7 wet days
Daylight
13 h 18 min
6:03 AM – 7:20 PM
Cloud cover
59%
8th clearest
Wind
4 mph
12th windiest
Solar energy
5.39 kWh/m²
Travel score
4.8
out of 10

Milton is city in Fulton County, Georgia, United States.

Density
370/km²
people per km²
Founded
2006

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 86°F through the month.

A typical August day in Milton reaches about 86°F in the afternoon and slips back to 69°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 79°F and 92°F. Set against its neighbours, August runs on par with July and about 5°F warmer than September.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18770
28770
38770
48670
58670
68670
78670
88670
98670
108670
118670
128670
138670
148670
158669
168669
178669
188669
198669
208669
218569
228569
238569
248569
258569
268568
278568
288568
298468
308468
318467

How August really feels in Milton

Once humidity and wind are folded in, August averages 8 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
8
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Milton weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan51° / 34°5.2110.8102.4
Feb55° / 37°5.010.50.910.73.3
Mar62° / 43°5.210.80.111.75.3
Apr70° / 51°4.510012.86.6
May78° / 59°3.710013.86.8
Jun84° / 67°4.113.6014.25.2
Jul87° / 70°4.214.20144.4
Aug86° / 69°4.212.7013.34.8
Sep81° / 63°3.68.1012.26.7
Oct71° / 52°3.67.4011.17.2
Nov61° / 42°4.38.7010.25.3
Dec53° / 36°5.210.70.49.83.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44852
54852
64852
75050
84951
94951
104951
114951
125050
135050
145149
155149
165248
175248
185347
195347
205347
215446
225347
235347
245347
255347
265248
275248
285248
295446
305446
315446

Chance of precipitation in August

Any precipitation

Milton gets around 4.2 in of rain over 12.7 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 45% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
143
243
343
443
544
644
744
844
944
1045
1145
1245
1344
1444
1544
1643
1742
1841
1941
2040
2140
2239
2339
2438
2538
2637
2737
2836
2935
3034
3134

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 77% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
104114540
214114539
314114639
414114638
514114638
615124637
715124637
815124636
915134536
1015134536
1115134436
1215144436
1315144436
1415154335
1515164335
1615164434
1715174433
1815174432
1915184531
2015184530
2115194629
2215194728
2315194727
2415194827
2515204826
2615204825
2726214824
2826214823
2927224822
3027234720
3138244619

Wind in August

Winds average 4 mph in August, the calmest month.

Across August, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 42 min at the start of August to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over August. Sunrise moves from 5:52 AM to 6:14 AM, and sunset from 7:35 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:527:35
213.75:527:34
313.75:537:33
413.65:547:32
513.65:557:31
613.65:557:30
713.65:567:29
813.55:577:28
913.55:587:27
1013.55:587:26
1113.45:597:25
1213.46:007:24
1313.46:017:23
1413.36:017:22
1513.36:027:21
1613.36:037:20
1713.36:047:19
1813.26:047:17
1913.26:057:16
2013.26:067:15
2113.16:067:14
2213.16:077:13
2313.16:087:11
2413.06:097:10
2513.06:097:09
2613.06:107:07
2712.96:117:06
2812.96:127:05
2912.96:127:03
3012.86:137:02
3112.86:147:01

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.39 kWh/m².

For context, solar energy here swings from a low near 2.26 kWh/m² to a high of 6.04 kWh/m² in June across the year — August's 5.39 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.1Bright
305.0Bright
315.0Bright
Planning a trip in August

Is August a good time to visit Milton?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.8
Sightseeing
8th-best month of the year
6.5
Beach & pool
2nd-best month of the year

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

What to pack for Milton in August

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

In August, Milton sees daytime highs around 86°F and nights near 69°F. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Milton in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Milton peaks around July 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 highHighModerateJul 10UV 10Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug8Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Milton in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Milton is worst in July — around 19 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1618 µg/m³Jan 106 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar11Good
Apr12Good
May13Moderate
Jun16Moderate
Jul19Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec6Good
Location & terrain

Where is Milton?

Milton sits at 34.1°N, 84.3°W, 981 ft above sea level, in United States. The nearest listed city is Alpharetta, 3.7 mi away.

Topography around Milton

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

Within 2 miles, the terrain around Milton has only modest variations in elevation — a maximum elevation change of 295 ft around an average of 1,073 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 846 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,885 ft.

The land around Milton is covered by trees (78%) within 2 miles, trees (71%) within 10 miles, and trees (83%) within 50 miles.

2 miles
295 ft
10 miles
846 ft
50 miles
3,885 ft
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Alpharetta 3.7 mi · Roswell 8.1 mi · Johns Creek 9.3 mi · Peachtree Corners 12 mi · Duluth 12 mi · Woodstock 12 mi · Dunwoody 13 mi · Canton 13 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 Milton (34.1322°, -84.3007°, elevation 981 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).