Michigan City weather in August

In August, Michigan City sees average daytime highs of 77°F and overnight lows near 69°F, with 3.7 in of rain across 10.5 wet days and about 13.7 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 77°F through the month. The sky is clear or mostly clear about 44% 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 Michigan City's 2nd-clearest and 12th-windiest month. For the whole year in context, see Michigan City's year-round climate.

Daytime high
77°
2nd warmest
Overnight low
69°
11th coldest
Rainfall
3.7 in
10.5 wet days
Daylight
13 h 42 min
5:01 AM – 6:42 PM
Cloud cover
49%
2nd clearest
Wind
9 mph
12th windiest
Solar energy
5.69 kWh/m²
Travel score
6.9
out of 10

Michigan City is city in LaPorte County, Indiana, United States.

Density
530/km²
people per km²
Founded
1830

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 77°F through the month.

A typical August day in Michigan City reaches about 77°F in the afternoon and slips back to 69°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 84°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)
17871
27871
37871
47870
57870
67870
77870
87870
97870
107870
117870
127870
137870
147870
157769
167769
177769
187769
197769
207769
217769
227769
237769
247769
257769
267769
277768
287768
297668
307668
317667

How August really feels in Michigan City

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.

Michigan City 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
Jan31° / 23°3.111.79.19.30.0
Feb32° / 23°2.48.66.210.30.0
Mar40° / 31°3.010.43.511.70.2
Apr50° / 41°4.312.31.313.12.2
May63° / 53°4.212.2014.35.1
Jun74° / 65°3.810.70156.7
Jul79° / 71°3.611.6014.76.6
Aug77° / 69°3.710.5013.76.9
Sep71° / 62°3.410.3012.36.7
Oct59° / 51°3.811.1010.94.6
Nov47° / 39°3.411.52.29.61.4
Dec37° / 30°2.911.46.590.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% 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 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26238
36238
46337
56337
66238
76238
86337
96337
106238
116238
126238
136238
146238
156238
166238
176139
186139
196238
206139
216139
226139
236139
246139
256139
266139
276139
286139
296139
306238
316238

Chance of precipitation in August

Any precipitation

Michigan City gets around 3.7 in of rain over 10.5 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 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
234
333
433
533
632
732
832
933
1033
1133
1233
1334
1434
1535
1635
1735
1835
1935
2036
2135
2235
2335
2434
2534
2633
2733
2832
2932
3032
3132

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 (%)
13172631212
23172731212
33172731202
43172731202
54162830202
64162830202
74162830192
84162830192
95172829192
105172829192
115172829192
125172928192
135172928192
145183027192
155183027192
165183027192
175183027192
184183027192
194183028191
204182928191
214182928191
224192928191
234192928191
244202928191
254202928190
265212828180
275212828180
286222828170
296222828160
307232727150
318232727140

Wind in August

Winds average 9 mph in August, the calmest month.

Across August, daily wind ranges from about 9 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light 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 4:45 AM to 5:17 AM, and sunset from 7:02 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.34:457:02
214.24:467:01
314.24:477:00
414.24:486:58
514.14:496:57
614.14:506:56
714.14:516:55
814.04:526:54
914.04:546:52
1013.94:556:51
1113.94:566:50
1213.94:576:48
1313.84:586:47
1413.84:596:45
1513.75:006:44
1613.75:016:42
1713.75:026:41
1813.65:036:40
1913.65:046:38
2013.55:056:36
2113.55:066:35
2213.45:076:33
2313.45:086:32
2413.35:096:30
2513.35:106:29
2613.35:116:27
2713.25:136:25
2813.25:146:24
2913.15:156:22
3013.15:166:20
3113.05:176:18

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.69 kWh/m².

For context, solar energy here swings from a low near 1.48 kWh/m² to a high of 6.6 kWh/m² in June across the year — August's 5.69 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.1Intense
46.1Intense
56.0Intense
66.0Intense
76.0Bright
85.9Bright
95.9Bright
105.9Bright
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
305.2Bright
315.2Bright
Planning a trip in August

Is August a good time to visit Michigan City?

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

6.9
Sightseeing
1st-best month of the year
6.3
Beach & pool
1st-best month of the year

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

What to pack for Michigan City in August

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

In August, Michigan City sees daytime highs around 77°F and nights near 69°F. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

Sea temperature near Michigan City 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 March near 36°F.

It's comfortable for a long swim from Jul 11 to Sep 17 — 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
Feb36Bracing
Mar36Bracing
Apr39Bracing
May46Bracing
Jun58Bracing
Jul70Refreshing
Aug73Refreshing
Sep69Refreshing
Oct59Bracing
Nov49Bracing
Dec43Bracing

UV index in Michigan City 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 Michigan City peaks around June 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 highHighModerateLowJun 20UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low

Air quality in Michigan City 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 Michigan City is worst in June — around 23 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (November, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1922 µg/m³Nov 119 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar17Moderate
Apr19Moderate
May21Moderate
Jun23Moderate
Jul22Moderate
Aug18Moderate
Sep14Moderate
Oct9Good
Nov9Good
Dec10Good
Location & terrain

Where is Michigan City?

Michigan City sits at 41.7°N, 86.9°W, 627 ft above sea level, in United States. The nearest listed city is La Porte, 12 mi away.

Topography around Michigan City

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

Within 2 miles, the terrain around Michigan City has only modest variations in elevation — a maximum elevation change of 157 ft around an average of 623 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 420 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 686 ft.

The land around Michigan City is covered by trees (40%) and artificial surfaces (33%) within 2 miles, water (42%) and trees (33%) within 10 miles, and water (35%), cropland (32%) and trees (20%) within 50 miles.

2 miles
157 ft
10 miles
420 ft
50 miles
686 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: La Porte 12 mi · Portage 17 mi · Valparaiso 18 mi · Hobart 22 mi · Gary 25 mi · Merrillville 27 mi · East Chicago 29 mi · Griffith 30 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 Michigan City (41.7075°, -86.895°, elevation 627 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).