Prairieville weather in August

In August, Prairieville sees average daytime highs of 90°F and overnight lows near 74°F, with 5.5 in of rain across 17.2 wet days and about 13.1 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 90°F through the month. The sky is clear or mostly clear about 25% 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 Prairieville's 11th-clearest and 11th-windiest month. For the whole year in context, see Prairieville's year-round climate.

Daytime high
90°
1st warmest
Overnight low
74°
11th coldest
Rainfall
5.5 in
17.2 wet days
Daylight
13 h 06 min
5:35 AM – 6:41 PM
Cloud cover
62%
11th clearest
Wind
4 mph
11th windiest
Solar energy
5.48 kWh/m²
Travel score
3.2
out of 10

Prairieville is unincorporated suburban community and census-designated place in Ascension Parish, Louisiana, United States.

Density
470/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 90°F through the month.

A typical August day in Prairieville reaches about 90°F in the afternoon and slips back to 74°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 85°F and 95°F. Set against its neighbours, August runs on par with July and about 3°F warmer than September.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19075
29075
39075
49075
59175
69175
79175
89175
99175
109175
119175
129175
139074
149074
159074
169074
179074
189074
199074
209074
219074
229074
239074
249074
259074
269074
279074
288973
298973
308973
318973

How August really feels in Prairieville

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.

Prairieville weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan62° / 44°4.79.310.35.4
Feb66° / 47°4.48.810.96.1
Mar72° / 53°4.49.711.86.8
Apr78° / 59°4.48.712.77.0
May85° / 67°4.29.713.55.5
Jun89° / 73°4.914.613.93.8
Jul90° / 75°5.617.713.83.2
Aug90° / 74°5.517.213.13.2
Sep87° / 70°4.211.912.24.6
Oct80° / 60°3.6811.37.1
Nov71° / 51°3.57.610.57.1
Dec64° / 46°4.18.910.15.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34555
44456
54555
64555
74555
84555
94654
104555
114555
124654
134654
144555
154555
164654
174654
184654
194654
204654
214654
224753
234753
244555
254654
264654
274654
284654
294654
304753
314753

Chance of precipitation in August

Any precipitation

Prairieville gets around 5.5 in of rain over 17.2 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 55% and peaks near 57% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
157
257
357
457
557
657
757
857
957
1057
1157
1257
1357
1457
1557
1657
1757
1856
1956
2055
2155
2255
2354
2454
2554
2653
2753
2852
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 55% 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 (%)
10145540
20145540
30145540
40145639
50145639
60145639
70145738
80145738
91145638
101145539
111155439
121155439
131155439
141165339
151165438
161165438
171175338
181175437
191185436
201285336
211285435
221295434
231295533
2412105532
2513105531
2613105630
2713115629
2814115628
2914115826
3015125725
3115125824

Wind in August

Winds average 4 mph in August.

Across August, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
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 5:26 AM to 5:44 AM, and sunset from 6:54 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:266:54
213.55:266:54
313.45:276:53
413.45:276:52
513.45:286:51
613.45:296:50
713.35:296:50
813.35:306:49
913.35:316:48
1013.35:316:47
1113.25:326:46
1213.25:326:45
1313.25:336:44
1413.25:346:43
1513.15:346:42
1613.15:356:41
1713.15:356:40
1813.15:366:39
1913.05:376:38
2013.05:376:37
2113.05:386:36
2212.95:386:35
2312.95:396:34
2412.95:406:32
2512.95:406:31
2612.85:416:30
2712.85:416:29
2812.85:426:28
2912.75:436:27
3012.75:436:25
3112.75:446:24

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.48 kWh/m².

For context, solar energy here swings from a low near 2.67 kWh/m² to a high of 6.18 kWh/m² in May across the year — August's 5.48 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.1Bright
Planning a trip in August

Hazard calendar for Prairieville

In seasonPeak

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

Prairieville 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 Prairieville?

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

3.2
Sightseeing
11th-best month of the year
5.3
Beach & pool
6th-best month of the year

August is a weaker month for outdoor sightseeing in Prairieville.

What to pack for Prairieville in August

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

In August, Prairieville sees daytime highs around 90°F and nights near 74°F. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Prairieville 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 38 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 5 to Nov 14 — about 7.4 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan58Bracing
Feb58Bracing
Mar64Cool
Apr71Refreshing
May78Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep83Tropical
Oct76Warm
Nov67Cool
Dec61Cool

UV index in Prairieville in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Prairieville peaks around July 10 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 10UV 10Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar6High
Apr10Very high
May10Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Prairieville 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 Prairieville is worst in July — around 23 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (January, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1623 µg/m³Jan 199 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr11Good
May15Moderate
Jun20Moderate
Jul23Moderate
Aug19Moderate
Sep14Moderate
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Prairieville?

Prairieville sits at 30.3°N, 91.0°W, 23 ft above sea level, in United States. The nearest listed city is Shenandoah, 6.8 mi away.

Topography around Prairieville

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

Within 2 miles, the terrain around Prairieville has only modest variations in elevation — a maximum elevation change of 89 ft around an average of 30 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 180 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 433 ft.

The land around Prairieville is covered by trees (52%) and grassland (31%) within 2 miles, trees (60%) and grassland (23%) within 10 miles, and trees (67%) within 50 miles.

2 miles
89 ft
10 miles
180 ft
50 miles
433 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Shenandoah 6.8 mi · Baton Rouge 16 mi · Central 18 mi · Zachary 26 mi · Hammond 34 mi · Laplace 34 mi · Kenner 48 mi · Bayou Cane 48 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 Prairieville (30.303°, -90.972°, elevation 23 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).