Huntsville weather in August

In August, Huntsville sees average daytime highs of 94°F and overnight lows near 75°F, with 2.9 in of rain across 9.6 wet days and about 13.1 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 94°F through the month. The sky is clear or mostly clear about 43% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 30 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Huntsville's 4th-clearest and 12th-windiest month. For the whole year in context, see Huntsville's year-round climate.

Daytime high
94°
1st warmest
Overnight low
75°
11th coldest
Rainfall
2.9 in
9.6 wet days
Daylight
13 h 06 min
5:53 AM – 7:00 PM
Cloud cover
51%
4th clearest
Wind
5 mph
12th windiest
Solar energy
5.92 kWh/m²
Travel score
2.9
out of 10

Huntsville is city in and county seat of Walker County, Texas, United States.

Density
435/km²
people per km²
Founded
1836

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 94°F through the month.

A typical August day in Huntsville reaches about 94°F in the afternoon and slips back to 75°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 88°F and 100°F. Set against its neighbours, August runs on par with July and about 5°F warmer than September.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19575
29575
39575
49575
59575
69575
79575
89575
99575
109575
119575
129575
139575
149475
159475
169475
179475
189475
199475
209475
219474
229474
239374
249374
259374
269374
279374
289374
299274
309273
319273

How August really feels in Huntsville

Once humidity and wind are folded in, August averages 31 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
31
13 feel dangerously hot (≥ 102°F)
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.

Huntsville weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan60° / 42°3.99.210.25.0
Feb64° / 46°3.48.710.95.8
Mar71° / 52°3.79.511.86.7
Apr78° / 59°4.28.812.77.0
May85° / 67°4.310.613.55.3
Jun91° / 73°3.911.613.93.6
Jul94° / 75°2.89.613.83.0
Aug94° / 75°2.99.613.12.9
Sep89° / 70°3.38.312.24.5
Oct80° / 60°4.47.911.27.0
Nov69° / 50°3.78.310.46.8
Dec62° / 44°4.29.6105.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46535
56535
66535
76535
86436
96436
106436
116436
126337
136337
146337
156337
166337
176337
186238
196139
206139
216040
226040
235941
245941
255842
265842
275842
285743
295743
305842
315842

Chance of precipitation in August

Any precipitation

Huntsville gets around 2.9 in of rain over 9.6 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 31% and peaks near 36% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
127
227
327
427
527
627
727
827
927
1028
1128
1228
1328
1429
1529
1630
1730
1831
1931
2032
2133
2233
2334
2434
2535
2635
2736
2836
2936
3036
3135

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 65% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101421686
201421686
301421686
401421686
501320706
601320706
701320706
801320706
902320696
1002320696
1102320696
1202320687
1302320687
1402420677
1502420668
1602420668
1702421658
1802421658
1902421658
2002422648
2102422648
2202523628
2302523628
2402523628
2502524627
2602624617
2702624617
2813724596
2913723606
3013823596
3113923595

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 30 min at the start of August to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over August. Sunrise moves from 5:43 AM to 6:02 AM, and sunset from 7:13 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:437:13
213.55:447:13
313.55:447:12
413.45:457:11
513.45:467:10
613.45:467:09
713.45:477:09
813.35:487:08
913.35:487:07
1013.35:497:06
1113.35:497:05
1213.25:507:04
1313.25:517:03
1413.25:517:02
1513.25:527:01
1613.15:537:00
1713.15:536:59
1813.15:546:58
1913.05:546:57
2013.05:556:56
2113.05:566:55
2213.05:566:54
2312.95:576:52
2412.95:576:51
2512.95:586:50
2612.85:596:49
2712.85:596:48
2812.86:006:46
2912.76:006:45
3012.76:016:44
3112.76:026:43

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.92 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 6.35 kWh/m² in July across the year — August's 5.92 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.1Intense
116.1Intense
126.1Intense
136.0Intense
146.0Bright
156.0Bright
165.9Bright
175.9Bright
185.8Bright
195.8Bright
205.8Bright
215.7Bright
225.7Bright
235.7Bright
245.6Bright
255.6Bright
265.5Bright
275.5Bright
285.5Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in August

Is August a good time to visit Huntsville?

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

2.9
Sightseeing
12th-best month of the year
5.9
Beach & pool
7th-best month of the year

August is a weaker month for outdoor sightseeing in Huntsville.

What to pack for Huntsville in August

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

In August, Huntsville sees daytime highs around 94°F and nights near 75°F. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Huntsville in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Huntsville peaks around July 24 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 24UV 10Dec 21UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr9Very high
May10Extreme
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Huntsville 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 Huntsville is worst in July — around 23 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1622 µg/m³Dec 227 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar12Moderate
Apr11Good
May14Moderate
Jun18Moderate
Jul23Moderate
Aug17Moderate
Sep15Moderate
Oct11Good
Nov10Good
Dec7Good
Location & terrain

Where is Huntsville?

Huntsville sits at 30.7°N, 95.6°W, 371 ft above sea level, in United States. The nearest listed city is Conroe, 29 mi away.

Topography around Huntsville

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

Within 2 miles, the terrain around Huntsville has only modest variations in elevation — a maximum elevation change of 259 ft around an average of 397 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 377 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 571 ft.

The land around Huntsville is covered by trees (49%), grassland (26%) and artificial surfaces (23%) within 2 miles, trees (71%) and grassland (26%) within 10 miles, and trees (63%) and grassland (31%) within 50 miles.

2 miles
259 ft
10 miles
377 ft
50 miles
571 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Conroe 29 mi · The Woodlands 39 mi · New Caney 44 mi · Spring 45 mi · College Station 47 mi · Bryan 49 mi · Cypress 53 mi · Humble 53 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 Huntsville (30.7235°, -95.5508°, elevation 371 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).