Normal weather in July

In July, Normal sees average daytime highs of 83°F and overnight lows near 66°F, with 3.8 in of rain across 10.8 wet days and about 14.6 hours of daylight. It is the 1st-warmest and 4th-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 37% of the time in July, and the air most often feels muggy.

Daylight stretches from about 14 h 54 min at the start of July to 14 h 12 min by month's end. Set against the rest of the year, July is Normal's 3rd-clearest and 11th-windiest month. For the whole year in context, see Normal's year-round climate.

Daytime high
83°
1st warmest
Overnight low
66°
12th coldest
Rainfall
3.8 in
10.8 wet days
Daylight
14 h 36 min
4:43 AM – 7:20 PM
Cloud cover
52%
3rd clearest
Wind
7 mph
11th windiest
Solar energy
6.4 kWh/m²
Travel score
5.7
out of 10

Normal is town in McLean County, Illinois, United States.

Density
1,140/km²
people per km²
Founded
1865

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 83°F through the month.

A typical July day in Normal reaches about 83°F in the afternoon and slips back to 66°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 76°F and 91°F. Set against its neighbours, July runs about 3°F warmer than June and on par with August.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18366
28366
38366
48366
58366
68366
78366
88366
98367
108367
118367
128367
138467
148467
158467
168467
178467
188467
198367
208367
218367
228367
238367
248367
258366
268366
278366
288366
298366
308366
318366

How July really feels in Normal

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.

Normal weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan33° / 19°2.38.34.99.40.0
Feb38° / 22°2.17.44.110.40.0
Mar50° / 32°3.110.31.811.72.2
Apr62° / 43°4.4120.5134.9
May72° / 53°4.713.5014.26.1
Jun81° / 63°4.312.2014.86.1
Jul83° / 66°3.810.8014.65.7
Aug82° / 64°3.29.4013.66.5
Sep76° / 56°3.07.8012.37.2
Oct64° / 45°3.38.90.110.95.8
Nov50° / 34°3.08.41.19.72.3
Dec38° / 24°2.38.33.69.20.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 20% of July, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25644
35644
45644
55644
65743
75743
85743
95842
105743
115842
125743
135743
145743
155743
165743
175644
185644
195644
205743
215743
225743
235743
245743
255743
265842
275842
285842
295941
305941
316040

Chance of precipitation in July

Any precipitation

Normal gets around 3.8 in of rain over 10.8 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 35% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
236
336
436
536
636
736
836
936
1036
1137
1237
1337
1437
1537
1637
1737
1837
1936
2036
2136
2235
2335
2434
2534
2634
2733
2832
2932
3031
3131

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the muggy band about 29% of days. Sticky, muggy-or-worse air turns up on roughly 53% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
19212034150
29212034161
39212033161
49202033171
58202033171
68202033181
78192133181
88182133191
98182132201
107172232201
117162232212
126162232222
136152231232
146152231243
156152330243
165152329253
175152328253
185152327263
195152426263
205152426273
215152425273
225152425273
235152524273
245162524273
255162524263
265172624263
276172624252
286182624242
296182724232
306182724232
316192724221

Wind in July

Winds average 7 mph in July.

Across July, 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
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
296calm
306calm
316calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 54 min at the start of July to 14 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over July. Sunrise moves from 4:33 AM to 4:56 AM, and sunset from 7:25 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.94:337:25
214.94:347:25
314.84:347:25
414.84:357:25
514.84:357:25
614.84:367:24
714.84:377:24
814.84:377:24
914.84:387:24
1014.74:387:23
1114.74:397:23
1214.74:407:22
1314.74:407:22
1414.74:417:22
1514.74:427:21
1614.64:437:20
1714.64:437:20
1814.64:447:19
1914.64:457:19
2014.54:467:18
2114.54:477:17
2214.54:487:16
2314.54:487:16
2414.44:497:15
2514.44:507:14
2614.44:517:13
2714.34:527:12
2814.34:537:11
2914.34:547:10
3014.24:557:09
3114.24:567:08

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.4 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.77 kWh/m² to a high of 6.4 kWh/m² in July across the year — July's 6.4 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
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in July

Is July a good time to visit Normal?

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

5.7
Sightseeing
6th-best month of the year
6.9
Beach & pool
2nd-best month of the year

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

What to pack for Normal in July

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

In July, Normal sees daytime highs around 83°F and nights near 66°F. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

UV index in Normal 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 Normal peaks around June 22 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 22UV 9Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Normal 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 Normal 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).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1816 µg/m³Oct 228 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar13Moderate
Apr11Good
May14Moderate
Jun14Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Normal?

Normal sits at 40.5°N, 89.0°W, 801 ft above sea level, in United States. The nearest listed city is Bloomington, 1.9 mi away.

Topography around Normal

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

Within 2 miles, the terrain around Normal has only modest variations in elevation — a maximum elevation change of 151 ft around an average of 810 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 276 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 531 ft.

The land around Normal is covered by artificial surfaces (39%), trees (30%) and grassland (21%) within 2 miles, cropland (74%) within 10 miles, and cropland (83%) within 50 miles.

2 miles
151 ft
10 miles
276 ft
50 miles
531 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Bloomington 1.9 mi · Washington 25 mi · Morton 25 mi · East Peoria 33 mi · Peoria 34 mi · North Peoria 34 mi · Pekin 34 mi · Decatur 47 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 Normal (40.5142°, -88.9906°, elevation 801 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).