Dolton weather in August

In August, Dolton sees average daytime highs of 78°F and overnight lows near 70°F, with 3.8 in of rain across 10.8 wet days and about 13.7 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 78°F through the month. The sky is clear or mostly clear about 43% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 18 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Dolton's 2nd-clearest and 12th-windiest month. For the whole year in context, see Dolton's year-round climate.

Daytime high
78°
2nd warmest
Overnight low
70°
11th coldest
Rainfall
3.8 in
10.8 wet days
Daylight
13 h 42 min
5:04 AM – 6:45 PM
Cloud cover
50%
2nd clearest
Wind
10 mph
12th windiest
Solar energy
5.73 kWh/m²
Travel score
6.8
out of 10

Dolton is village in Cook County, Illinois, United States.

Density
1,912/km²
people per km²
Founded
1893

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 78°F through the month.

A typical August day in Dolton reaches about 78°F in the afternoon and slips back to 70°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 71°F and 85°F. Set against its neighbours, August runs about 1°F cooler than July and about 6°F warmer than September.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
17971
27971
37971
47971
57971
67971
77871
87870
97870
107870
117870
127870
137870
147870
157870
167870
177870
187870
197870
207870
217870
227870
237869
247869
257869
267769
277769
287769
297769
307768
317668

How August really feels in Dolton

Once humidity and wind are folded in, August averages 0 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
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Dolton weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan31° / 21°3.3106.49.30.0
Feb32° / 22°2.68.2510.30.0
Mar39° / 30°3.2103.211.70.1
Apr50° / 42°4.912.41.113.12.2
May63° / 54°4.612.1014.35.2
Jun74° / 65°3.911.60156.5
Jul79° / 71°3.411.4014.76.5
Aug78° / 70°3.810.8013.76.8
Sep71° / 63°3.39.1012.36.9
Oct59° / 51°4.110.70.110.94.6
Nov46° / 39°3.810.31.29.71.3
Dec36° / 28°3.210.24.690.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
26040
36040
46139
56040
66139
76139
86040
96139
106139
116139
126139
136238
146238
156238
166238
176139
186139
196139
206139
216139
226040
236040
246040
256040
266040
276139
286139
296139
306238
316238

Chance of precipitation in August

Any precipitation

Dolton gets around 3.8 in of rain over 10.8 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 34% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
234
334
434
534
634
734
835
935
1035
1136
1236
1336
1437
1537
1637
1737
1837
1936
2036
2136
2235
2335
2434
2533
2632
2732
2831
2930
3030
3130

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 29% of days. Sticky, muggy-or-worse air turns up on roughly 49% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
14172531212
24172631202
34172631202
44172631202
54172631202
65172631202
75172630192
85182630192
95182630192
106182629192
116192629192
126192728192
136192728192
146192727192
156192827192
165192827191
175192827191
185192827191
195192827191
205182828201
215182828201
225182928201
235182928201
245182928201
255182929190
266182828190
276192828190
287192828180
298192729170
309202728160
3110202728150

Wind in August

Winds average 10 mph in August, the calmest month.

Across August, daily wind ranges from about 10 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
2410light breeze
2510light breeze
2610light breeze
2710light breeze
2810light breeze
2910light breeze
3010light breeze
3110light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 18 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over August. Sunrise moves from 4:48 AM to 5:20 AM, and sunset from 7:05 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.34:487:05
214.24:497:03
314.24:507:02
414.24:517:01
514.14:527:00
614.14:536:59
714.14:546:57
814.04:556:56
914.04:576:55
1013.94:586:54
1113.94:596:52
1213.95:006:51
1313.85:016:50
1413.85:026:48
1513.75:036:47
1613.75:046:45
1713.65:056:44
1813.65:066:42
1913.65:076:41
2013.55:086:39
2113.55:096:38
2213.45:106:36
2313.45:116:34
2413.35:126:33
2513.35:136:31
2613.35:146:30
2713.25:156:28
2813.25:166:26
2913.15:186:25
3013.15:196:23
3113.05:206:21

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.73 kWh/m².

For context, solar energy here swings from a low near 1.57 kWh/m² to a high of 6.61 kWh/m² in June across the year — August's 5.73 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.1Intense
56.1Intense
66.1Intense
76.0Intense
86.0Bright
96.0Bright
105.9Bright
115.9Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.6Bright
205.6Bright
215.6Bright
225.5Bright
235.5Bright
245.5Bright
255.4Bright
265.4Bright
275.4Bright
285.3Bright
295.3Bright
305.3Bright
315.2Bright
Planning a trip in August

Is August a good time to visit Dolton?

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

6.8
Sightseeing
2nd-best month of the year
6.4
Beach & pool
2nd-best month of the year

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

What to pack for Dolton in August

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

In August, Dolton sees daytime highs around 78°F and nights near 70°F. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

Sea temperature near Dolton in August

The nearest coast averages about 73°F in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 12 mi away) is warmest in August at about 73°F and coldest in February near 35°F.

It's comfortable for a long swim from Jul 10 to Sep 16 — about 2.3 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan38Bracing
Feb35Bracing
Mar35Bracing
Apr39Bracing
May46Bracing
Jun59Cool
Jul70Refreshing
Aug73Refreshing
Sep68Refreshing
Oct58Bracing
Nov49Bracing
Dec42Bracing

UV index in Dolton in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dolton peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low

Air quality in Dolton 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 Dolton is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJul 921 µg/m³Oct 2410 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb15Moderate
Mar18Moderate
Apr19Moderate
May20Moderate
Jun21Moderate
Jul21Moderate
Aug18Moderate
Sep15Moderate
Oct10Good
Nov10Good
Dec11Good
Location & terrain

Where is Dolton?

Dolton sits at 41.6°N, 87.6°W, 604 ft above sea level, in United States. The nearest listed city is South Holland, 2.5 mi away.

Topography around Dolton

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

Within 2 miles, the terrain around Dolton has only modest variations in elevation — a maximum elevation change of 174 ft around an average of 604 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 489 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 696 ft.

The land around Dolton is covered by artificial surfaces (50%) and trees (28%) within 2 miles, artificial surfaces (49%) and trees (25%) within 10 miles, and cropland (33%), water (26%) and trees (20%) within 50 miles.

2 miles
174 ft
10 miles
489 ft
50 miles
696 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: South Holland 2.5 mi · Harvey 3.1 mi · Blue Island 3.7 mi · Calumet City 4.3 mi · Morgan Park 5.0 mi · Lansing 6.2 mi · Homewood 6.2 mi · Mount Greenwood 6.8 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 Dolton (41.6389°, -87.6073°, elevation 604 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).