Junction City weather in August

In August, Junction City sees average daytime highs of 88°F and overnight lows near 67°F, with 3.7 in of rain across 8.9 wet days and about 13.5 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 88°F through the month. The sky is clear or mostly clear about 48% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 06 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Junction City's 4th-clearest and 12th-windiest month. For the whole year in context, see Junction City's year-round climate.

Daytime high
88°
2nd warmest
Overnight low
67°
11th coldest
Rainfall
3.7 in
8.9 wet days
Daylight
13 h 30 min
5:45 AM – 7:18 PM
Cloud cover
44%
4th clearest
Wind
7 mph
12th windiest
Solar energy
5.98 kWh/m²
Travel score
4.9
out of 10

Junction City is city in and county seat of Geary County, Kansas, United States.

Density
778/km²
people per km²
Founded
1854

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 88°F through the month.

A typical August day in Junction City reaches about 88°F in the afternoon and slips back to 67°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 78°F and 97°F. Set against its neighbours, August runs about 2°F cooler than July and about 8°F warmer than September.

60°80°100°151015202531
Avg high (°F)Avg low (°F)
18969
28969
38969
48969
58969
68869
78869
88869
98868
108868
118868
128868
138868
148868
158868
168867
178867
188867
198867
208767
218767
228767
238767
248767
258767
268766
278766
288766
298666
308665
318665

How August really feels in Junction City

Once humidity and wind are folded in, August averages 10 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
10
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.

Junction City weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan40° / 22°0.94.32.89.60.0
Feb45° / 25°1.45.32.710.51.0
Mar56° / 35°2.47.91.711.73.9
Apr66° / 45°3.69.80.5136.1
May75° / 55°5.512.1014.16.5
Jun85° / 66°4.510.6014.75.3
Jul90° / 70°3.89.7014.54.1
Aug88° / 67°3.78.9013.54.9
Sep80° / 59°3.27012.37.0
Oct68° / 46°2.57.30.2116.9
Nov54° / 35°1.75.119.93.8
Dec43° / 25°1.44.62.49.30.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% 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 32%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46634
56733
66733
76733
86733
96733
106832
116832
126832
136832
146931
156832
166832
176832
186931
196931
206931
216931
226931
236931
246931
256931
266931
276931
287030
297030
307030
317030

Chance of precipitation in August

Any precipitation

Junction City gets around 3.7 in of rain over 8.9 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 28% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
132
232
332
431
531
631
731
831
930
1030
1130
1229
1329
1429
1528
1628
1728
1828
1928
2028
2127
2227
2327
2426
2526
2625
2725
2824
2924
3024
3123

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 52% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1313263820
2313263820
3313263820
4312273919
5312273819
6412273818
7412273818
8412283817
9513283816
10513283816
11513283815
12613293815
13613293814
14613293813
15713293813
16713303812
17713303911
18713303911
19713294010
20713294110
2171329429
2271329429
2371329439
2471329438
2571429428
2671429428
2781430427
2881530417
2991530406
30101530396
31121630375

Wind in August

Winds average 7 mph in August, the calmest month.

Across August, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187light breeze
197light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 06 min 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 72 minutes over August. Sunrise moves from 5:31 AM to 5:59 AM, and sunset from 7:35 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:317:35
214.05:327:34
314.05:337:33
414.05:347:32
513.95:357:31
613.95:367:30
713.95:377:29
813.85:387:28
913.85:397:26
1013.85:407:25
1113.75:417:24
1213.75:427:23
1313.75:427:22
1413.65:437:20
1513.65:447:19
1613.55:457:18
1713.55:467:16
1813.55:477:15
1913.45:487:13
2013.45:497:12
2113.35:507:11
2213.35:517:09
2313.35:527:08
2413.25:537:06
2513.25:547:05
2613.15:557:03
2713.15:567:02
2813.15:567:00
2913.05:576:59
3013.05:586:57
3112.95:596:55

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.98 kWh/m².

For context, solar energy here swings from a low near 2.19 kWh/m² to a high of 6.73 kWh/m² in July across the year — August's 5.98 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Bright
186.0Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.7Bright
305.6Bright
315.6Bright
Planning a trip in August

Hazard calendar for Junction City

In seasonPeak

In August, Junction City sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Junction City's rainy season runs April–October, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Junction City?

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

4.9
Sightseeing
6th-best month of the year
7.1
Beach & pool
1st-best month of the year

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

What to pack for Junction City in August

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

In August, Junction City sees daytime highs around 88°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 Junction City 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 Junction City peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 10Dec 20UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5Moderate
Apr7High
May7Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Junction City 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 Junction City is worst in April — around 32 µg/m³ PM2.5 (moderate), about 5.1× the cleanest month (October, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodApr 1530 µg/m³Oct 236 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar16Moderate
Apr32Moderate
May11Good
Jun11Good
Jul14Moderate
Aug13Moderate
Sep11Good
Oct6Good
Nov7Good
Dec8Good
Location & terrain

Where is Junction City?

Junction City sits at 39.0°N, 96.8°W, 1,106 ft above sea level, in United States. The nearest listed city is Manhattan, 17 mi away.

Topography around Junction City

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

Within 2 miles, the terrain around Junction City has only modest variations in elevation — a maximum elevation change of 253 ft around an average of 1,129 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 384 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 810 ft.

The land around Junction City is covered by trees (36%) and artificial surfaces (23%) within 2 miles, grassland (49%), trees (22%) and cropland (20%) within 10 miles, and grassland (56%) and cropland (35%) within 50 miles.

2 miles
253 ft
10 miles
384 ft
50 miles
810 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Manhattan 17 mi · Salina 44 mi · Emporia 55 mi · Topeka 62 mi · Newton 73 mi · Lawrence 86 mi · Hutchinson 89 mi · Wichita 96 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 Junction City (39.0286°, -96.8314°, elevation 1,106 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).