Alexandria weather in August

In August, Alexandria sees average daytime highs of 93°F and overnight lows near 74°F, with 3.5 in of rain across 12.5 wet days and about 13.1 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 93°F through the month. The sky is clear or mostly clear about 36% 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 Alexandria's 7th-clearest and 12th-windiest month. For the whole year in context, see Alexandria's year-round climate.

Daytime high
93°
1st warmest
Overnight low
74°
11th coldest
Rainfall
3.5 in
12.5 wet days
Daylight
13 h 12 min
5:39 AM – 6:48 PM
Cloud cover
56%
7th clearest
Wind
5 mph
12th windiest
Solar energy
5.77 kWh/m²
Travel score
2.9
out of 10

Alexandria is largest city and parish seat of Rapides Parish, Louisiana, United States.

Density
635/km²
people per km²
Founded
1818

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 93°F through the month.

A typical August day in Alexandria reaches about 93°F in the afternoon and slips back to 74°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 86°F and 99°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)
19374
29374
39374
49374
59374
69374
79374
89374
99374
109374
119374
129374
139374
149374
159374
169374
179374
189374
199374
209374
219373
229273
239273
249273
259273
269273
279273
289273
299273
309172
319172

How August really feels in Alexandria

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.

Alexandria weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan59° / 41°4.79.810.24.7
Feb63° / 44°4.09.510.95.6
Mar71° / 51°4.410.411.86.5
Apr77° / 57°4.8912.77.0
May85° / 65°4.010.313.65.4
Jun90° / 72°4.112.6143.7
Jul92° / 74°3.813.113.83.1
Aug93° / 74°3.512.513.12.9
Sep89° / 69°3.79.212.24.5
Oct79° / 58°3.87.311.27.2
Nov69° / 48°3.8810.46.8
Dec61° / 43°4.59.2105.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% 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 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55446
65347
75545
85545
95545
105545
115446
125446
135446
145446
155545
165545
175644
185644
195644
205644
215644
225743
235743
245644
255644
265743
275644
285644
295644
305743
315842

Chance of precipitation in August

Any precipitation

Alexandria gets around 3.5 in of rain over 12.5 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
241
341
441
541
640
740
840
940
1040
1141
1241
1342
1442
1542
1642
1742
1842
1941
2041
2141
2241
2341
2441
2541
2641
2741
2840
2940
3039
3139

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 61% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1014156812
2014156812
3014166811
4014166811
5014166811
6014166811
7014166810
8115166710
9125166610
10126156511
11126156511
12127156411
13127156411
14128156311
15128156212
16128156212
17138166111
18139166011
19139175911
20139185811
21139185910
22039195910
23039205810
24031021579
25031021579
26031022569
27141023548
28141024538
29151024537
30151024537
31261025517

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 5:30 AM to 5:49 AM, and sunset from 7:02 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:307:02
213.55:307:01
313.55:317:01
413.55:327:00
513.45:326:59
613.45:336:58
713.45:346:57
813.45:346:56
913.35:356:55
1013.35:356:54
1113.35:366:53
1213.35:376:52
1313.25:376:51
1413.25:386:50
1513.25:396:49
1613.25:396:48
1713.15:406:47
1813.15:416:46
1913.15:416:45
2013.05:426:44
2113.05:436:43
2213.05:436:42
2312.95:446:41
2412.95:446:39
2512.95:456:38
2612.95:466:37
2712.85:466:36
2812.85:476:35
2912.85:486:33
3012.75:486:32
3112.75:496:31

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.77 kWh/m².

For context, solar energy here swings from a low near 2.51 kWh/m² to a high of 6.15 kWh/m² in July across the year — August's 5.77 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.0Bright
96.0Bright
105.9Bright
115.9Bright
125.9Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.7Bright
185.7Bright
195.7Bright
205.6Bright
215.6Bright
225.6Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.4Bright
285.4Bright
295.4Bright
305.3Bright
315.3Bright
Planning a trip in August

Is August a good time to visit Alexandria?

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
5.7
Beach & pool
6th-best month of the year

August is a weaker month for outdoor sightseeing in Alexandria.

What to pack for Alexandria in August

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

In August, Alexandria sees daytime highs around 93°F and nights near 74°F. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Alexandria 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 Alexandria peaks around July 11 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJul 11UV 10Dec 21UV 3
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr10Very high
May10Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Alexandria 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 Alexandria is worst in July — around 24 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (January, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1624 µg/m³Jan 129 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar13Moderate
Apr12Good
May16Moderate
Jun19Moderate
Jul24Moderate
Aug19Moderate
Sep14Moderate
Oct11Good
Nov9Good
Dec9Good
Location & terrain

Where is Alexandria?

Alexandria sits at 31.3°N, 92.4°W, 75 ft above sea level, in United States. The nearest listed city is Natchitoches, 49 mi away.

Topography around Alexandria

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

Within 2 miles, the terrain around Alexandria has only modest variations in elevation — a maximum elevation change of 138 ft around an average of 92 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 249 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 476 ft.

The land around Alexandria is covered by trees (42%), grassland (28%) and artificial surfaces (23%) within 2 miles, trees (60%) and grassland (22%) within 10 miles, and trees (74%) within 50 miles.

2 miles
138 ft
10 miles
249 ft
50 miles
476 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Natchitoches 49 mi · Opelousas 58 mi · Natchez 64 mi · Lafayette 80 mi · Ruston 85 mi · Monroe 85 mi · Lake Charles 88 mi · Zachary 89 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 Alexandria (31.3113°, -92.4451°, elevation 75 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).