La Porte weather in August

In August, La Porte sees average daytime highs of 91°F and overnight lows near 76°F, with 4.5 in of rain across 14.5 wet days and about 13.1 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 91°F through the month. The sky is clear or mostly clear about 35% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 24 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is La Porte's 7th-clearest and 12th-windiest month. For the whole year in context, see La Porte's year-round climate.

Daytime high
91°
1st warmest
Overnight low
76°
11th coldest
Rainfall
4.5 in
14.5 wet days
Daylight
13 h 06 min
5:52 AM – 6:56 PM
Cloud cover
56%
7th clearest
Wind
6 mph
12th windiest
Solar energy
5.72 kWh/m²
Travel score
3.1
out of 10

La Porte is city in Harris County, Texas, U.S..

Density
678/km²
people per km²

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 91°F through the month.

A typical August day in La Porte reaches about 91°F in the afternoon and slips back to 76°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 86°F and 97°F. Set against its neighbours, August runs on par with July and about 4°F warmer than September.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19276
29276
39276
49276
59276
69276
79276
89276
99276
109276
119276
129276
139276
149276
159276
169276
179276
189176
199176
209176
219175
229175
239175
249175
259175
269175
279175
289175
299175
309074
319074

How August really feels in La Porte

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
17 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.

La Porte weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan63° / 45°4.31010.35.5
Feb66° / 49°3.48.910.96.1
Mar72° / 55°3.99.611.86.8
Apr78° / 61°3.88.912.76.9
May84° / 69°3.810.413.55.5
Jun89° / 75°4.714.213.93.8
Jul91° / 76°3.91413.73.3
Aug91° / 76°4.514.513.13.1
Sep88° / 71°5.112.512.24.4
Oct81° / 62°4.38.911.36.8
Nov71° / 53°4.38.710.56.9
Dec64° / 47°4.41010.15.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% 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 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25842
35842
45842
55941
65941
75941
85941
95842
105842
115842
125743
135743
145545
155545
165446
175446
185347
195347
205248
215248
225248
235248
245149
255050
265050
275050
285050
295149
305149
315149

Chance of precipitation in August

Any precipitation

La Porte gets around 4.5 in of rain over 14.5 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 47% and peaks near 51% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
142
242
343
443
543
643
743
843
944
1044
1145
1245
1346
1447
1547
1648
1748
1849
1949
2050
2150
2250
2350
2451
2551
2651
2751
2851
2951
3051
3150

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10145144
20145144
30145144
40145144
50135343
60135343
71135243
81135243
91135243
101145143
111145044
121145044
131144945
141154945
151154845
161154845
171154844
181164844
191164843
201264843
211274842
221274941
231284940
240285139
250395038
260395236
2703105235
2804105333
2904115332
3004115431
3115125329

Wind in August

Winds average 6 mph in August, the calmest month.

Across August, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 24 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 42 minutes over August. Sunrise moves from 5:43 AM to 6:00 AM, and sunset from 7:09 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:437:09
213.45:437:09
313.45:447:08
413.45:457:07
513.45:457:06
613.35:467:06
713.35:467:05
813.35:477:04
913.35:487:03
1013.25:487:02
1113.25:497:01
1213.25:497:00
1313.25:506:59
1413.15:516:58
1513.15:516:57
1613.15:526:56
1713.15:526:55
1813.05:536:54
1913.05:546:53
2013.05:546:52
2112.95:556:51
2212.95:556:50
2312.95:566:49
2412.95:566:48
2512.85:576:47
2612.85:586:46
2712.85:586:45
2812.75:596:43
2912.75:596:42
3012.76:006:41
3112.76:006:40

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.72 kWh/m².

For context, solar energy here swings from a low near 2.59 kWh/m² to a high of 6.15 kWh/m² in July across the year — August's 5.72 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.0Intense
76.0Intense
86.0Intense
96.0Bright
105.9Bright
115.9Bright
125.9Bright
135.8Bright
145.8Bright
155.8Bright
165.7Bright
175.7Bright
185.6Bright
195.6Bright
205.6Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.2Bright
Planning a trip in August

Hazard calendar for La Porte

In seasonPeak

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

La Porte 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 August a good time to visit La Porte?

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

3.1
Sightseeing
12th-best month of the year
5.6
Beach & pool
7th-best month of the year

August is a weaker month for outdoor sightseeing in La Porte.

What to pack for La Porte in August

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

In August, La Porte sees daytime highs around 91°F and nights near 76°F. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near La Porte in August

The nearest coast averages about 86°F in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 31 mi away) is warmest in August at about 86°F and coldest in January near 58°F.

It's comfortable for a long swim from Apr 4 to Nov 21 — about 7.6 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan58Bracing
Feb59Cool
Mar64Cool
Apr71Refreshing
May78Warm
Jun83Tropical
Jul85Tropical
Aug86Tropical
Sep84Tropical
Oct78Warm
Nov69Refreshing
Dec62Cool

UV index in La Porte in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in La Porte peaks around July 20 at about 11 (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 20UV 11Dec 21UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar6High
Apr10Very high
May10Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in La Porte 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 La Porte is worst in July — around 24 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1523 µg/m³Dec 2010 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar12Moderate
Apr12Moderate
May16Moderate
Jun20Moderate
Jul24Moderate
Aug18Moderate
Sep15Moderate
Oct11Good
Nov10Good
Dec10Good
Location & terrain

Where is La Porte?

La Porte sits at 29.7°N, 95.0°W, 20 ft above sea level, in United States. The nearest listed city is Baytown, 5.6 mi away.

Topography around La Porte

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

Within 2 miles, the terrain around La Porte has only modest variations in elevation — a maximum elevation change of 52 ft around an average of 16 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 118 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 292 ft.

The land around La Porte is covered by artificial surfaces (27%), trees (24%) and water (23%) within 2 miles, water (32%), trees (26%) and artificial surfaces (20%) within 10 miles, and trees (35%), water (25%) and grassland (21%) within 50 miles.

2 miles
52 ft
10 miles
118 ft
50 miles
292 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Baytown 5.6 mi · Deer Park 6.8 mi · Channelview 9.3 mi · Pasadena 12 mi · League City 12 mi · Cloverleaf 12 mi · South Houston 13 mi · Dickinson 14 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 La Porte (29.6658°, -95.0194°, elevation 20 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).