Jeffersonville weather in August

In August, Jeffersonville sees average daytime highs of 85°F and overnight lows near 67°F, with 2.8 in of rain across 9.1 wet days and about 13.5 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 85°F through the month. The sky is clear or mostly clear about 37% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 hours at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Jeffersonville's 3rd-clearest and 11th-windiest month. For the whole year in context, see Jeffersonville's year-round climate.

Daytime high
85°
2nd warmest
Overnight low
67°
11th coldest
Rainfall
2.8 in
9.1 wet days
Daylight
13 h 30 min
6:02 AM – 7:32 PM
Cloud cover
53%
3rd clearest
Wind
5 mph
11th windiest
Solar energy
5.65 kWh/m²
Travel score
5.3
out of 10

Jeffersonville is city in Clark County, Indiana, United States.

Density
528/km²
people per km²
Founded
1801

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 85°F through the month.

A typical August day in Jeffersonville reaches about 85°F in the afternoon and slips back to 67°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 79°F and 92°F. Set against its neighbours, August runs on par with July and about 6°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18669
28669
38669
48669
58668
68668
78668
88668
98668
108668
118668
128568
138568
148568
158568
168567
178567
188567
198567
208567
218567
228567
238567
248567
258567
268567
278567
288566
298566
308566
318566

How August really feels in Jeffersonville

Once humidity and wind are folded in, August averages 0 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
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Jeffersonville weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan41° / 27°3.69.72.69.60.1
Feb46° / 29°3.39.22.610.51.1
Mar55° / 38°4.511.41.311.73.5
Apr67° / 48°5.0120.1135.7
May75° / 58°5.012.80146.3
Jun83° / 66°4.011.8014.65.5
Jul87° / 69°4.011.9014.44.7
Aug85° / 67°2.89.1013.55.3
Sep80° / 60°3.07.7012.36.9
Oct68° / 48°3.38.10116.6
Nov55° / 38°3.59.30.69.93.6
Dec45° / 31°4.010.12.29.41.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
35743
45743
55842
65842
75842
85743
95644
105644
115644
125644
135644
145644
155644
165743
175743
185743
195743
205743
215743
225743
235842
245842
255842
265941
275842
285941
295941
306040
316040

Chance of precipitation in August

Any precipitation

Jeffersonville gets around 2.8 in of rain over 9.1 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 30% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
134
234
333
433
532
632
731
831
931
1031
1131
1231
1330
1430
1530
1629
1729
1828
1928
2028
2128
2228
2328
2428
2528
2628
2728
2828
2927
3027
3127

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 30% of days. Sticky, muggy-or-worse air turns up on roughly 56% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
13122430292
23132431291
33132431282
43132431282
54132431272
64132431272
74132430262
84132430262
95132430262
105142429262
115142429263
125142429263
136142428253
146142428253
156142428253
166142429243
176142429242
186142429242
196142429242
207142429242
217132430251
227132430251
237132430251
247132430251
257132430250
268142430240
278142430240
288142430230
299152430220
309162430210
3110162430200

Wind in August

Winds average 5 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
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 14 hours at the start of August to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over August. Sunrise moves from 5:49 AM to 6:16 AM, and sunset from 7:49 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:497:49
214.05:507:48
313.95:507:47
413.95:517:46
513.95:527:45
613.85:537:44
713.85:547:43
813.85:557:42
913.75:567:41
1013.75:577:39
1113.75:587:38
1213.65:597:37
1313.65:597:36
1413.66:007:35
1513.56:017:33
1613.56:027:32
1713.56:037:31
1813.46:047:29
1913.46:057:28
2013.36:067:27
2113.36:077:25
2213.36:087:24
2313.26:087:22
2413.26:097:21
2513.26:107:19
2613.16:117:18
2713.16:127:16
2813.06:137:15
2913.06:147:13
3013.06:157:12
3112.96:167:10

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.65 kWh/m².

For context, solar energy here swings from a low near 1.78 kWh/m² to a high of 6.2 kWh/m² in June across the year — August's 5.65 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.4Bright
275.3Bright
285.3Bright
295.3Bright
305.2Bright
315.2Bright
Planning a trip in August

Hazard calendar for Jeffersonville

In seasonPeak

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

Jeffersonville 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 Jeffersonville?

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

5.3
Sightseeing
6th-best month of the year
7.1
Beach & pool
1st-best month of the year

August is a reasonable time to visit Jeffersonville for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Jeffersonville in August

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

In August, Jeffersonville sees daytime highs around 85°F and nights near 67°F. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Jeffersonville in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jeffersonville peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 23UV 9Dec 22UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May7Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Jeffersonville 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 Jeffersonville is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1418 µg/m³Dec 118 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr11Good
May15Moderate
Jun17Moderate
Jul19Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Jeffersonville?

Jeffersonville sits at 38.3°N, 85.7°W, 446 ft above sea level, in United States. The nearest listed city is Clarksville, 1.9 mi away.

Topography around Jeffersonville

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

Within 2 miles, the terrain around Jeffersonville has only modest variations in elevation — a maximum elevation change of 177 ft around an average of 446 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 709 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 873 ft.

The land around Jeffersonville is covered by artificial surfaces (41%) and trees (26%) within 2 miles, trees (48%) and artificial surfaces (26%) within 10 miles, and trees (57%) and grassland (22%) within 50 miles.

2 miles
177 ft
10 miles
709 ft
50 miles
873 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Clarksville 1.9 mi · Louisville 1.9 mi · Saint Matthews 5.0 mi · New Albany 5.0 mi · Shively 6.8 mi · Newburg 9.3 mi · Okolona 9.9 mi · Jeffersontown 11 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 Jeffersonville (38.2776°, -85.7372°, elevation 446 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). 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).