Henderson weather in July

In July, Henderson sees average daytime highs of 87°F and overnight lows near 71°F, with 3.3 in of rain across 9.7 wet days and about 14.4 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 87°F through the month. The sky is clear or mostly clear about 38% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 36 min at the start of July to 14 hours by month's end. Set against the rest of the year, July is Henderson's 4th-clearest and 11th-windiest month. For the whole year in context, see Henderson's year-round climate.

Daytime high
87°
1st warmest
Overnight low
71°
12th coldest
Rainfall
3.3 in
9.7 wet days
Daylight
14 h 24 min
4:45 AM – 7:07 PM
Cloud cover
54%
4th clearest
Wind
5 mph
11th windiest
Solar energy
6.33 kWh/m²
Travel score
4.7
out of 10

Henderson is city in and county seat of Henderson County, Kentucky, United States.

Density
624/km²
people per km²
Founded
1797

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 87°F through the month.

A typical July day in Henderson reaches about 87°F in the afternoon and slips back to 71°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 81°F and 93°F. Set against its neighbours, July runs about 3°F warmer than June and on par with August.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18770
28771
38771
48771
58771
68771
78771
88771
98771
108771
118771
128771
138871
148872
158872
168872
178872
188872
198872
208872
218872
228871
238871
248771
258771
268771
278771
288771
298771
308771
318771

How July really feels in Henderson

Once humidity and wind are folded in, July averages 27 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
27
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Henderson weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan43° / 28°3.79.52.29.70.4
Feb47° / 31°3.492.410.51.5
Mar57° / 39°4.511.6111.73.9
Apr68° / 49°5.112.10.112.95.9
May77° / 59°4.612.70146.3
Jun85° / 68°3.711.3014.65.3
Jul87° / 71°3.39.7014.44.7
Aug86° / 69°2.98.4013.55.2
Sep81° / 61°3.47.7012.36.8
Oct69° / 49°3.67.80.1116.9
Nov56° / 39°3.890.6103.9
Dec46° / 31°4.210.11.89.41.3

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 18% of July, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55545
65644
75644
85644
95644
105644
115644
125644
135644
145644
155743
165743
175743
185743
195743
205644
215644
225644
235743
245743
255743
265842
275842
285842
295941
305941
315941

Chance of precipitation in July

Any precipitation

Henderson gets around 3.3 in of rain over 9.7 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 31% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
234
334
433
533
633
733
832
932
1032
1132
1232
1331
1431
1531
1631
1731
1831
1931
2031
2130
2230
2330
2430
2530
2629
2729
2829
2929
3029
3130

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 71% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
14101834321
24101834331
34101833341
44101833351
5391833351
6391832361
7381832371
8381832381
9371831391
10271831402
11271830422
12261829432
13261728442
14261727452
15261727462
16261726463
17271725463
18271725463
19271724463
20281724464
21281724464
22291723454
23291723444
242101723434
252101824424
262111924404
272111925394
282112026374
292112026364
302112127353
312122128343

Wind in July

Winds average 5 mph in July.

Across July, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 36 min at the start of July to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 4:36 AM to 4:56 AM, and sunset from 7:11 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:367:11
214.64:367:11
314.64:377:11
414.64:377:11
514.64:387:11
614.54:387:11
714.54:397:11
814.54:397:10
914.54:407:10
1014.54:417:10
1114.54:417:10
1214.54:427:09
1314.44:427:09
1414.44:437:08
1514.44:447:08
1614.44:457:07
1714.44:457:07
1814.34:467:06
1914.34:477:06
2014.34:477:05
2114.34:487:05
2214.24:497:04
2314.24:507:03
2414.24:517:02
2514.24:517:02
2614.14:527:01
2714.14:537:00
2814.14:546:59
2914.14:556:58
3014.04:556:58
3114.04:566:57

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.33 kWh/m².

For context, solar energy here swings from a low near 1.88 kWh/m² to a high of 6.42 kWh/m² in June across the year — July's 6.33 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
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.1Intense
Planning a trip in July

Hazard calendar for Henderson

In seasonPeak

In July, Henderson sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Henderson sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Henderson?

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

4.7
Sightseeing
7th-best month of the year
6.8
Beach & pool
3rd-best month of the year

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

What to pack for Henderson in July

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

In July, Henderson sees daytime highs around 87°F and nights near 71°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Henderson 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 Henderson peaks around July 11 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 11UV 9Dec 22UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Henderson 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 Henderson is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1420 µg/m³Nov 139 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb12Good
Mar13Moderate
Apr12Moderate
May16Moderate
Jun18Moderate
Jul20Moderate
Aug16Moderate
Sep13Moderate
Oct9Good
Nov9Good
Dec9Good
Location & terrain

Where is Henderson?

Henderson sits at 37.8°N, 87.6°W, 407 ft above sea level, in United States. The nearest listed city is Evansville, 9.9 mi away.

Topography around Henderson

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

Within 2 miles, the terrain around Henderson has only modest variations in elevation — a maximum elevation change of 177 ft around an average of 384 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 269 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 961 ft.

The land around Henderson is covered by cropland (30%) and trees (24%) within 2 miles, cropland (54%) and trees (27%) within 10 miles, and cropland (48%) and trees (40%) within 50 miles.

2 miles
177 ft
10 miles
269 ft
50 miles
961 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Evansville 9.9 mi · Owensboro 26 mi · Madisonville 35 mi · Jasper 52 mi · Vincennes 58 mi · Hopkinsville 67 mi · Marion 74 mi · Paducah 76 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 Henderson (37.8362°, -87.59°, elevation 407 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).