Portage weather in July

In July, Portage sees average daytime highs of 81°F and overnight lows near 63°F, with 4.0 in of rain across 11.4 wet days and about 14.8 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 81°F through the month. The sky is clear or mostly clear about 34% of the time in July, and the air most often feels humid.

Daylight stretches from about 15 hours at the start of July to 14 h 24 min by month's end. Set against the rest of the year, July is Portage's 2nd-clearest and 11th-windiest month. For the whole year in context, see Portage's year-round climate.

Daytime high
81°
1st warmest
Overnight low
63°
12th coldest
Rainfall
4.0 in
11.4 wet days
Daylight
14 h 48 min
5:24 AM – 8:12 PM
Cloud cover
55%
2nd clearest
Wind
6 mph
11th windiest
Solar energy
6.31 kWh/m²
Travel score
6.3
out of 10

Portage is city in Kalamazoo County, Michigan, United States of America.

Density
529/km²
people per km²
Founded
1830

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 81°F through the month.

A typical July day in Portage reaches about 81°F in the afternoon and slips back to 63°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 74°F and 89°F. Set against its neighbours, July runs about 4°F warmer than June and about 2°F warmer than August.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18162
28162
38162
48162
58163
68163
78163
88163
98163
108263
118263
128263
138263
148263
158264
168264
178264
188264
198264
208264
218264
228264
238164
248163
258163
268163
278163
288163
298163
308163
318163

How July really feels in Portage

Once humidity and wind are folded in, July 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

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

Portage weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan31° / 19°2.811.310.49.30.0
Feb34° / 20°2.28.36.610.30.0
Mar45° / 28°2.710.24.411.61.0
Apr57° / 39°3.912.71.413.13.8
May68° / 49°4.413.1014.45.8
Jun78° / 59°4.311.70156.4
Jul81° / 63°4.011.4014.86.3
Aug79° / 61°3.811.1013.76.6
Sep73° / 54°3.19.7012.36.8
Oct60° / 43°3.4110.210.84.6
Nov46° / 33°2.810.139.61.3
Dec36° / 25°2.5117.990.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 22% of July, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25644
35743
45644
55644
65644
75545
85644
95644
105545
115545
125644
135545
145545
155545
165545
175545
185545
195545
205545
215545
225545
235644
245644
255743
265743
275743
285842
295842
305842
315743

Chance of precipitation in July

Any precipitation

Portage gets around 4.0 in of rain over 11.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 37% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
237
336
436
535
635
735
834
934
1034
1135
1235
1335
1435
1536
1636
1737
1837
1938
2038
2139
2239
2339
2439
2539
2639
2739
2839
2939
3038
3138

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 27% of days. Sticky, muggy-or-worse air turns up on roughly 35% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12121272460
22121272470
32121262470
42121262480
52121262480
62121252480
72121252490
82021252490
92021252490
1019212524101
1118212525101
1218212525101
1317202526111
1417202526111
1516202626111
1616202626121
1715202626121
1815202626121
1914202626131
2014202726131
2113212725131
2213212725130
2313222825130
2412222824130
2512232824130
2612242823120
2712242923120
2812252922110
2912262922110
3012262922110
3112272922100

Wind in July

Winds average 6 mph in July.

Across July, daily wind ranges from about 6 mph on the calmest days to 6 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
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 hours at the start of July to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 5:14 AM to 5:38 AM, and sunset from 8:17 PM to 7:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.05:148:17
215.05:158:17
315.05:158:17
415.05:168:17
515.05:168:16
615.05:178:16
715.05:188:16
815.05:188:16
914.95:198:15
1014.95:198:15
1114.95:208:14
1214.95:218:14
1314.95:228:14
1414.85:228:13
1514.85:238:12
1614.85:248:12
1714.85:258:11
1814.75:268:11
1914.75:278:10
2014.75:278:09
2114.75:288:08
2214.65:298:08
2314.65:308:07
2414.65:318:06
2514.65:328:05
2614.55:338:04
2714.55:348:03
2814.55:358:02
2914.45:368:01
3014.45:378:00
3114.45:387:59

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.31 kWh/m².

For context, solar energy here swings from a low near 1.4 kWh/m² to a high of 6.36 kWh/m² in June across the year — July's 6.31 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.2Intense
206.2Intense
216.2Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in July

Is July a good time to visit Portage?

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

6.3
Sightseeing
4th-best month of the year
6.5
Beach & pool
1st-best month of the year

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

What to pack for Portage in July

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

In July, Portage sees daytime highs around 81°F and nights near 63°F. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

Sea temperature near Portage in July

The nearest coast averages about 69°F in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 42 mi away) is warmest in August at about 72°F and coldest in March near 36°F.

It's comfortable for a long swim from Jul 14 to Sep 13 — about 2 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan39Bracing
Feb37Bracing
Mar36Bracing
Apr39Bracing
May45Bracing
Jun58Bracing
Jul69Refreshing
Aug72Refreshing
Sep68Cool
Oct59Bracing
Nov49Bracing
Dec43Bracing

UV index in Portage in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks 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 Portage peaks around June 22 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 22UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr6High
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Portage in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Portage is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1515 µg/m³Oct 228 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar13Moderate
Apr12Moderate
May14Moderate
Jun15Moderate
Jul16Moderate
Aug15Moderate
Sep11Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Portage?

Portage sits at 42.2°N, 85.6°W, 879 ft above sea level, in United States. The nearest listed city is Kalamazoo, 6.2 mi away.

Topography around Portage

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

Within 2 miles, the terrain around Portage has only modest variations in elevation — a maximum elevation change of 141 ft around an average of 876 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 358 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 679 ft.

The land around Portage is covered by trees (50%) and artificial surfaces (23%) within 2 miles, trees (48%) and cropland (24%) within 10 miles, and trees (42%) and cropland (37%) within 50 miles.

2 miles
141 ft
10 miles
358 ft
50 miles
679 ft
treesgrasslandcroplandartificial surfaceswaterwetland
July weather nearby: Kalamazoo 6.2 mi · Battle Creek 22 mi · Granger 41 mi · Elkhart 41 mi · Goshen 45 mi · Kentwood 47 mi · Mishawaka 48 mi · Holland 48 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 Portage (42.2011°, -85.58°, elevation 879 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).