Corsicana weather in August

In August, Corsicana sees average daytime highs of 95°F and overnight lows near 76°F, with 2.0 in of rain across 6.2 wet days and about 13.2 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 95°F through the month. The sky is clear or mostly clear about 56% of the time in August, and the air most often feels muggy.

Daylight stretches from about 13 h 36 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Corsicana's 3rd-clearest and 12th-windiest month. For the whole year in context, see Corsicana's year-round climate.

Daytime high
95°
1st warmest
Overnight low
76°
11th coldest
Rainfall
2.0 in
6.2 wet days
Daylight
13 h 12 min
5:54 AM – 7:06 PM
Cloud cover
43%
3rd clearest
Wind
7 mph
12th windiest
Solar energy
6.2 kWh/m²
Travel score
2.8
out of 10

Corsicana is city in and county seat of Navarro County, Texas, United States.

Density
396/km²
people per km²
Founded
1848

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 95°F through the month.

A typical August day in Corsicana reaches about 95°F in the afternoon and slips back to 76°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 101°F. Set against its neighbours, August runs on par with July and about 6°F warmer than September.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19677
29677
39677
49677
59677
69677
79677
89677
99677
109677
119677
129677
139577
149576
159576
169576
179576
189576
199576
209576
219576
229576
239476
249476
259475
269475
279475
289475
299375
309374
319374

How August really feels in Corsicana

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
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.

Corsicana 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
Jan58° / 40°3.07.410.14.7
Feb62° / 43°3.38.110.85.5
Mar69° / 50°3.99.611.86.5
Apr76° / 57°3.8912.87.0
May83° / 66°4.511.213.65.6
Jun90° / 73°2.98.814.14.0
Jul94° / 76°1.86.513.93.0
Aug95° / 76°2.06.213.22.8
Sep89° / 70°2.46.312.24.7
Oct79° / 59°4.27.511.27.2
Nov68° / 49°3.17.510.46.8
Dec60° / 42°3.77.99.95.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 27%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37228
47327
57327
67327
77327
87426
97426
107426
117327
127327
137327
147327
157228
167228
177327
187327
197327
207327
217327
227228
237327
247327
257327
267327
277228
287228
297228
307129
317129

Chance of precipitation in August

Any precipitation

Corsicana gets around 2.0 in of rain over 6.2 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 21% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
118
218
318
418
518
618
719
819
919
1020
1120
1220
1321
1421
1521
1621
1721
1821
1921
2021
2121
2221
2321
2422
2522
2622
2722
2823
2923
3023
3124

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 83% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1021145402
2021146392
3021047392
4021047382
5021048382
602948382
712948372
813948382
913947382
1013947382
1104946392
1204945392
13041044402
14041043402
15041142412
16041242412
17041241411
18041341411
19041340411
20041440411
21131540411
22131540401
23131640401
24131740381
25121741381
26121841380
27121841370
28121941360
29231941351
30231940351
31342039341

Wind in August

Winds average 7 mph in August, the calmest month.

Across August, 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
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 36 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 54 minutes over August. Sunrise moves from 5:44 AM to 6:04 AM, and sunset from 7:20 PM to 6:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:447:20
213.65:457:19
313.55:467:18
413.55:467:17
513.55:477:16
613.55:487:15
713.45:487:15
813.45:497:14
913.45:507:13
1013.45:507:12
1113.35:517:11
1213.35:527:10
1313.35:527:09
1413.25:537:08
1513.25:547:07
1613.25:547:06
1713.25:557:04
1813.15:567:03
1913.15:567:02
2013.15:577:01
2113.05:587:00
2213.05:586:59
2313.05:596:58
2412.96:006:56
2512.96:006:55
2612.96:016:54
2712.96:026:53
2812.86:026:51
2912.86:036:50
3012.86:046:49
3112.76:046:48

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.2 kWh/m².

For context, solar energy here swings from a low near 2.57 kWh/m² to a high of 6.73 kWh/m² in July across the year — August's 6.2 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.6Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.4Intense
106.4Intense
116.3Intense
126.3Intense
136.3Intense
146.2Intense
156.2Intense
166.2Intense
176.1Intense
186.1Intense
196.1Intense
206.0Intense
216.0Intense
226.0Bright
235.9Bright
245.9Bright
255.8Bright
265.8Bright
275.8Bright
285.7Bright
295.7Bright
305.7Bright
315.6Bright
Planning a trip in August

Is August a good time to visit Corsicana?

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

2.8
Sightseeing
12th-best month of the year
6.1
Beach & pool
6th-best month of the year

August is a weaker month for outdoor sightseeing in Corsicana. The water and warmth also suit a beach or pool day.

What to pack for Corsicana in August

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

In August, Corsicana sees daytime highs around 95°F and nights near 76°F. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Corsicana 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 Corsicana peaks around August 10 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateAug 10UV 10Dec 20UV 3
UV index (midday)Level
Jan4Moderate
Feb5High
Mar6High
Apr9Very high
May10Very high
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Corsicana 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 Corsicana is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (October, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1519 µg/m³Oct 248 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr11Good
May15Moderate
Jun17Moderate
Jul19Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Corsicana?

Corsicana sits at 32.1°N, 96.5°W, 443 ft above sea level, in United States. The nearest listed city is Ennis, 19 mi away.

Topography around Corsicana

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

Within 2 miles, the terrain around Corsicana has only modest variations in elevation — a maximum elevation change of 128 ft around an average of 430 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 217 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 699 ft.

The land around Corsicana is covered by trees (44%), grassland (33%) and artificial surfaces (21%) within 2 miles, grassland (62%) and trees (26%) within 10 miles, and grassland (53%) and trees (31%) within 50 miles.

2 miles
128 ft
10 miles
217 ft
50 miles
699 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ennis 19 mi · Waxahachie 30 mi · Seagoville 38 mi · Lancaster 38 mi · Midlothian 41 mi · DeSoto 41 mi · Cedar Hill 44 mi · Balch Springs 45 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 Corsicana (32.0954°, -96.4689°, elevation 443 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).