Henderson weather in August

In August, Henderson sees average daytime highs of 86°F and overnight lows near 70°F, with 4.0 in of rain across 11.7 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 86°F through the month. The sky is clear or mostly clear about 29% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 54 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Henderson's 8th-clearest and 12th-windiest month. For the whole year in context, see Henderson's year-round climate.

Daytime high
86°
2nd warmest
Overnight low
70°
11th coldest
Rainfall
4.0 in
11.7 wet days
Daylight
13 h 24 min
5:36 AM – 7:00 PM
Cloud cover
58%
8th clearest
Wind
5 mph
12th windiest
Solar energy
5.35 kWh/m²
Travel score
4.7
out of 10

Henderson is city in Vance County, North Carolina, United States.

Density
692/km²
people per km²
Founded
1841

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 86°F through the month.

A typical August day in Henderson reaches about 86°F in the afternoon and slips back to 70°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 79°F and 93°F. Set against its neighbours, August runs about 2°F cooler than July and about 6°F warmer than September.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18771
28771
38771
48771
58771
68771
78771
88771
98771
108771
118770
128770
138770
148670
158670
168670
178670
188670
198670
208670
218669
228669
238669
248569
258569
268569
278569
288569
298568
308568
318568

How August really feels in Henderson

Once humidity and wind are folded in, August averages 18 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
18
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Henderson weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan50° / 33°3.69.21.49.82.3
Feb53° / 35°3.28.81.310.63.1
Mar61° / 41°4.210.60.611.75.1
Apr71° / 51°3.49.2012.96.7
May78° / 59°3.610.8013.96.6
Jun85° / 67°3.711.8014.45.1
Jul88° / 71°4.514.6014.24.0
Aug86° / 70°4.011.7013.44.7
Sep80° / 64°4.69.1012.26.5
Oct71° / 52°3.17.6011.17.1
Nov61° / 42°3.37.70.110.15.4
Dec53° / 36°3.590.79.63.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
35050
45050
55149
65149
75149
85248
95149
105248
115248
125248
135248
145248
155248
165248
175248
185248
195248
205248
215248
225248
235149
245149
255149
265149
275050
285050
295050
305050
315149

Chance of precipitation in August

Any precipitation

Henderson gets around 4.0 in of rain over 11.7 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 39% and peaks near 44% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
243
343
442
542
642
742
842
942
1042
1142
1242
1341
1441
1541
1640
1740
1839
1938
2038
2137
2236
2335
2434
2534
2633
2733
2833
2933
3032
3132

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 77% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1141131530
2141231511
3151231501
4151331501
5151332491
6151332481
7151433471
8151433461
9151434451
10141434451
11141435441
12141535442
13141535432
14141536422
15141636412
16141636402
17141737402
18141737392
19151738381
20151838371
21151839361
22151839351
23161839351
24161839341
25171939331
26171939321
27282039310
28282039310
29292138300
302102138290
313102137280

Wind in August

Winds average 5 mph in August, the calmest month.

Across August, 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 August

DaylightNight

Daylight runs from about 13 h 54 min at the start of August to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over August. Sunrise moves from 5:24 AM to 5:48 AM, and sunset from 7:16 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:247:16
213.85:247:15
313.85:257:14
413.85:267:13
513.85:277:12
613.75:287:11
713.75:287:10
813.75:297:09
913.65:307:08
1013.65:317:07
1113.65:327:05
1213.55:337:04
1313.55:337:03
1413.55:347:02
1513.45:357:01
1613.45:367:00
1713.45:376:58
1813.35:386:57
1913.35:386:56
2013.35:396:54
2113.25:406:53
2213.25:416:52
2313.15:426:50
2413.15:426:49
2513.15:436:48
2613.05:446:46
2713.05:456:45
2813.05:466:43
2912.95:476:42
3012.95:476:41
3112.85:486:39

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.35 kWh/m².

For context, solar energy here swings from a low near 2.22 kWh/m² to a high of 6.17 kWh/m² in June across the year — August's 5.35 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Is August a good time to visit Henderson?

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

4.7
Sightseeing
8th-best month of the year
6.5
Beach & pool
2nd-best month of the year

August 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 August

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

In August, Henderson sees daytime highs around 86°F and nights near 70°F. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Henderson 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 Henderson peaks around July 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 13UV 9Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Moderate

Air quality in Henderson 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 Henderson is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1718 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Moderate
Apr12Moderate
May13Moderate
Jun16Moderate
Jul18Moderate
Aug16Moderate
Sep12Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Henderson?

Henderson sits at 36.3°N, 78.4°W, 505 ft above sea level, in United States. The nearest listed city is Wake Forest, 25 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 217 ft around an average of 476 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 548 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,165 ft.

The land around Henderson is covered by trees (64%) within 2 miles, trees (70%) within 10 miles, and trees (78%) within 50 miles.

2 miles
217 ft
10 miles
548 ft
50 miles
1,165 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Wake Forest 25 mi · Durham 36 mi · West Raleigh 40 mi · Raleigh 41 mi · Morrisville 42 mi · Roanoke Rapids 42 mi · Cary 43 mi · Rocky Mount 43 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 (36.3296°, -78.3992°, elevation 505 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).