Kirksville weather in August

In August, Kirksville sees average daytime highs of 83°F and overnight lows near 65°F, with 3.7 in of rain across 9 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 83°F through the month. The sky is clear or mostly clear about 42% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Kirksville's 2nd-clearest and 12th-windiest month. For the whole year in context, see Kirksville's year-round climate.

Daytime high
83°
2nd warmest
Overnight low
65°
11th coldest
Rainfall
3.7 in
9 wet days
Daylight
13 h 36 min
5:26 AM – 7:03 PM
Cloud cover
50%
2nd clearest
Wind
6 mph
12th windiest
Solar energy
5.71 kWh/m²
Travel score
6.0
out of 10

Kirksville is city in and county seat of Adair County, Missouri, United States.

Density
469/km²
people per km²
Founded
1841

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 83°F through the month.

A typical August day in Kirksville reaches about 83°F in the afternoon and slips back to 65°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 76°F and 92°F. Set against its neighbours, August runs about 2°F cooler than July and about 7°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18567
28567
38567
48466
58466
68466
78466
88466
98466
108466
118465
128465
138465
148365
158365
168365
178365
188365
198365
208365
218365
228365
238365
248364
258364
268364
278364
288264
298263
308263
318263

How August really feels in Kirksville

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.

Kirksville weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan34° / 19°1.66.64.59.50.0
Feb39° / 22°2.06.7410.40.1
Mar51° / 33°3.09.12.311.72.5
Apr62° / 43°4.511.40.6135.1
May72° / 54°5.113.1014.26.2
Jun82° / 64°4.211014.86.0
Jul85° / 68°3.99.5014.65.3
Aug83° / 65°3.79013.66.0
Sep76° / 56°3.37.9012.37.3
Oct64° / 45°2.980.210.95.9
Nov50° / 33°2.471.19.82.4
Dec38° / 24°1.96.339.20.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 40%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36139
46139
56139
66139
76139
86139
96139
106139
116040
126040
136040
146040
156040
166040
176040
186040
196040
206040
215941
225941
235941
245941
256040
266040
276139
286139
296238
306238
316337

Chance of precipitation in August

Any precipitation

Kirksville gets around 3.7 in of rain over 9 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 29% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
330
430
529
629
729
829
929
1029
1129
1229
1329
1429
1529
1629
1729
1829
1929
2029
2129
2229
2329
2428
2528
2627
2727
2826
2926
3026
3126

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 48% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
17172728211
27172728201
37172728201
47172728191
57172828191
68162829191
78162829191
89162829181
99162729181
109162729181
1110162730171
1210162730170
1310162630170
1411162631160
1511162631160
1611162532160
1711162532150
1811162433150
1911172334150
2011172334150
2111172235150
2210172235150
2310182235150
2411182135140
2511192135140
2611192135130
2712202134130
2812202134120
2913202134110
3014212232110
3116212231100

Wind in August

Winds average 6 mph in August, the calmest month.

Across August, daily wind ranges from about 6 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
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:12 AM to 5:41 AM, and sunset from 7:21 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:127:21
214.15:137:20
314.15:147:19
414.15:157:18
514.05:167:17
614.05:177:15
713.95:177:14
813.95:187:13
913.95:197:12
1013.85:207:11
1113.85:217:09
1213.85:227:08
1313.75:237:07
1413.75:247:05
1513.65:257:04
1613.65:267:03
1713.65:277:01
1813.55:287:00
1913.55:296:58
2013.45:306:57
2113.45:316:55
2213.45:326:54
2313.35:336:52
2413.35:346:51
2513.25:356:49
2613.25:366:48
2713.15:376:46
2813.15:386:44
2913.15:396:43
3013.05:406:41
3113.05:416:40

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.71 kWh/m².

For context, solar energy here swings from a low near 1.87 kWh/m² to a high of 6.43 kWh/m² in July across the year — August's 5.71 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.0Intense
56.0Intense
66.0Intense
76.0Bright
85.9Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.3Bright
Planning a trip in August

Is August a good time to visit Kirksville?

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

6.0
Sightseeing
3rd-best month of the year
7.3
Beach & pool
1st-best month of the year

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

What to pack for Kirksville in August

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

In August, Kirksville sees daytime highs around 83°F and nights near 65°F. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Kirksville 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 Kirksville peaks around June 21 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 21UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7High
May8Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Kirksville 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 Kirksville is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (October, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1816 µg/m³Oct 227 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar13Moderate
Apr10Good
May13Moderate
Jun13Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov8Good
Dec9Good
Location & terrain

Where is Kirksville?

Kirksville sits at 40.2°N, 92.6°W, 981 ft above sea level, in United States. The nearest listed city is Ottumwa, 58 mi away.

Topography around Kirksville

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

Within 2 miles, the terrain around Kirksville has only modest variations in elevation — a maximum elevation change of 184 ft around an average of 955 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 302 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 577 ft.

The land around Kirksville is covered by grassland (40%) and trees (33%) within 2 miles, trees (38%), grassland (36%) and cropland (24%) within 10 miles, and cropland (36%), grassland (34%) and trees (29%) within 50 miles.

2 miles
184 ft
10 miles
302 ft
50 miles
577 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ottumwa 58 mi · Quincy 65 mi · Hannibal 73 mi · Columbia 87 mi · Burlington 88 mi · Indianola 95 mi · Macomb 103 mi · Newton 107 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 Kirksville (40.1947°, -92.5833°, elevation 981 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).