Burlington weather in August

In August, Burlington sees average daytime highs of 83°F and overnight lows near 65°F, with 3.3 in of rain across 9 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 83°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 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Burlington's 2nd-clearest and 12th-windiest month. For the whole year in context, see Burlington's year-round climate.

Daytime high
83°
2nd warmest
Overnight low
65°
11th coldest
Rainfall
3.3 in
9 wet days
Daylight
13 h 36 min
5:19 AM – 6:58 PM
Cloud cover
50%
2nd clearest
Wind
6 mph
12th windiest
Solar energy
5.66 kWh/m²
Travel score
6.1
out of 10

Burlington is city in Des Moines County, Iowa, United States.

Density
644/km²
people per km²
Founded
1833

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 83°F through the month.

A typical August day in Burlington reaches about 83°F in the afternoon and slips back to 65°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 75°F and 91°F. Set against its neighbours, August runs about 2°F cooler than July and about 6°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18467
28467
38466
48466
58466
68466
78366
88366
98366
108365
118365
128365
138365
148365
158365
168365
178365
188365
198365
208365
218365
228365
238364
248364
258364
268264
278264
288264
298263
308263
318263

How August really feels in Burlington

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.

Burlington weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan33° / 18°1.87.44.79.40.0
Feb37° / 21°2.06.93.810.40.0
Mar50° / 32°2.99.92.311.72.2
Apr62° / 43°4.411.90.613.15.0
May72° / 54°4.613014.26.2
Jun82° / 64°4.611.6014.96.0
Jul85° / 67°3.19.5014.65.5
Aug83° / 65°3.39013.66.1
Sep76° / 57°3.67.9012.37.3
Oct64° / 45°2.88.10.210.96.0
Nov49° / 33°2.67.71.19.72.3
Dec38° / 23°2.16.93.39.10.0

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 16% of August, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
26040
36040
46040
56040
66040
76040
86040
96040
105941
115941
125941
136040
145941
155941
166040
175941
185941
195941
205941
215941
225941
235941
245941
256040
266040
276139
286139
296139
306337
316337

Chance of precipitation in August

Any precipitation

Burlington gets around 3.3 in of rain over 9 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 29% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
327
427
527
627
728
828
928
1029
1129
1230
1330
1430
1530
1631
1731
1831
1931
2031
2131
2231
2331
2430
2530
2629
2728
2828
2927
3027
3127

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 28% of days. Sticky, muggy-or-worse air turns up on roughly 46% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
16182826212
26182826202
36182827192
47182827192
57172927182
67172927182
78172927182
88172926172
99172926172
109172926172
1110172926172
1210172927162
1310172827162
1410172827161
1510172827161
1610172828161
1711182728161
1811182628161
1911182629161
2010182529171
2110182430171
2210182430171
2310192331161
2410192331161
2511202331160
2611202230160
2712212230150
2813212230140
2914212229130
3015222229120
3116222228120

Wind in August

Winds average 6 mph in August, the calmest month.

Across August, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 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 72 minutes over August. Sunrise moves from 5:04 AM to 5:35 AM, and sunset from 7:17 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:047:17
214.25:057:15
314.15:067:14
414.15:077:13
514.15:087:12
614.05:097:11
714.05:107:10
814.05:117:08
913.95:127:07
1013.95:137:06
1113.85:147:05
1213.85:157:03
1313.85:167:02
1413.75:177:01
1513.75:186:59
1613.65:196:58
1713.65:206:56
1813.65:216:55
1913.55:226:53
2013.55:236:52
2113.45:246:50
2213.45:256:49
2313.35:266:47
2413.35:276:46
2513.35:286:44
2613.25:306:43
2713.25:316:41
2813.15:326:39
2913.15:336:38
3013.05:346:36
3113.05:356:34

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.66 kWh/m².

For context, solar energy here swings from a low near 1.78 kWh/m² to a high of 6.41 kWh/m² in July across the year — August's 5.66 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.0Intense
56.0Intense
66.0Bright
75.9Bright
85.9Bright
95.9Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.7Bright
155.7Bright
165.7Bright
175.6Bright
185.6Bright
195.6Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.4Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.2Bright
Planning a trip in August

Is August a good time to visit Burlington?

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

6.1
Sightseeing
3rd-best month of the year
7.2
Beach & pool
1st-best month of the year

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

What to pack for Burlington in August

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

In August, Burlington sees daytime highs around 83°F and nights near 65°F. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Burlington 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 Burlington peaks around June 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 19UV 9Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep7High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Burlington 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 Burlington is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1815 µg/m³Oct 227 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar12Good
Apr10Good
May13Moderate
Jun13Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov8Good
Dec9Good
Location & terrain

Where is Burlington?

Burlington sits at 40.8°N, 91.1°W, 607 ft above sea level, in United States. The nearest listed city is Macomb, 34 mi away.

Topography around Burlington

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

Within 2 miles, the terrain around Burlington has only modest variations in elevation — a maximum elevation change of 243 ft around an average of 633 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 272 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 443 ft.

The land around Burlington is covered by trees (34%) and artificial surfaces (26%) within 2 miles, cropland (47%) and trees (31%) within 10 miles, and cropland (64%) and trees (24%) within 50 miles.

2 miles
243 ft
10 miles
272 ft
50 miles
443 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Macomb 34 mi · Galesburg 40 mi · Muscatine 43 mi · Rock Island 56 mi · Davenport 57 mi · Moline 57 mi · Bettendorf 58 mi · East Moline 59 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 Burlington (40.8075°, -91.1129°, elevation 607 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).