Derby weather in August

In August, Derby sees average daytime highs of 89°F and overnight lows near 69°F, with 3.0 in of rain across 7.5 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 89°F through the month. The sky is clear or mostly clear about 52% 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 Derby's 4th-clearest and 12th-windiest month. For the whole year in context, see Derby's year-round climate.

Daytime high
89°
2nd warmest
Overnight low
69°
11th coldest
Rainfall
3.0 in
7.5 wet days
Daylight
13 h 30 min
5:49 AM – 7:17 PM
Cloud cover
42%
4th clearest
Wind
8 mph
12th windiest
Solar energy
6.16 kWh/m²
Travel score
4.5
out of 10

Derby is city in Sedgwick County, Kansas, United States.

Density
888/km²
people per km²
Founded
1871

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 89°F through the month.

A typical August day in Derby reaches about 89°F in the afternoon and slips back to 69°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 80°F and 99°F. Set against its neighbours, August runs about 1°F cooler than July and about 8°F warmer than September.

60°80°100°151015202531
Avg high (°F)Avg low (°F)
19171
29171
39171
49170
59070
69070
79070
89070
99070
109070
119069
129069
139069
148969
158969
168969
178969
188969
198969
208969
218969
228968
238968
248968
258968
268968
278968
288967
298867
308867
318867

How August really feels in Derby

Once humidity and wind are folded in, August averages 27 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
27
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.

Derby 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
Jan44° / 25°1.14.31.99.70.9
Feb49° / 28°1.45.31.710.62.2
Mar59° / 37°2.87.71.111.74.8
Apr68° / 46°3.89.60.212.96.4
May77° / 57°5.411.40146.6
Jun86° / 67°4.610.4014.55.0
Jul91° / 71°3.08.1014.34.0
Aug89° / 69°3.07.5013.44.5
Sep82° / 61°3.07012.36.7
Oct70° / 48°3.270.1117.3
Nov57° / 36°1.75.30.5104.6
Dec46° / 27°1.54.82.19.51.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37228
47129
57129
67129
77129
87129
97129
107129
117129
127030
137030
147030
156931
166931
176931
186931
196931
206931
217030
227030
237030
247030
257129
267129
277129
287228
297129
307228
317228

Chance of precipitation in August

Any precipitation

Derby gets around 3.0 in of rain over 7.5 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 24% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
125
225
326
426
526
626
726
826
926
1026
1126
1226
1326
1426
1526
1626
1725
1825
1925
2024
2124
2223
2323
2422
2522
2622
2721
2821
2921
3021
3121

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 53% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1211254219
2211264219
3211264219
4211264219
5311274119
6310274119
7310284018
8310294018
9410293918
1049303918
1149313917
12510313817
13510313816
14610313815
15610323815
16610323814
17610323813
18611333813
19611333812
20611333911
21611323911
22612324010
23612324010
2461232409
2561332409
2671332408
2771432408
2871432407
2981532397
3091531386
31101631376

Wind in August

Winds average 8 mph in August, the calmest month.

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

051015151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light 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 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 5:36 AM to 6:02 AM, and sunset from 7:34 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:367:34
213.95:377:33
313.95:387:32
413.95:397:31
513.85:407:30
613.85:417:29
713.85:427:28
813.75:427:27
913.75:437:25
1013.75:447:24
1113.65:457:23
1213.65:467:22
1313.65:477:21
1413.55:487:19
1513.55:497:18
1613.55:497:17
1713.45:507:16
1813.45:517:14
1913.35:527:13
2013.35:537:12
2113.35:547:10
2213.25:557:09
2313.25:567:07
2413.25:567:06
2513.15:577:05
2613.15:587:03
2713.05:597:02
2813.06:007:00
2913.06:016:59
3012.96:026:57
3112.96:026:56

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.16 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 6.88 kWh/m² in July across the year — August's 6.16 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.4Intense
56.4Intense
66.4Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.0Intense
236.0Intense
246.0Intense
256.0Bright
265.9Bright
275.9Bright
285.9Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in August

Is August a good time to visit Derby?

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

4.5
Sightseeing
8th-best month of the year
7.1
Beach & pool
2nd-best month of the year

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

What to pack for Derby in August

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

In August, Derby sees daytime highs around 89°F and nights near 69°F. Pack light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Derby 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 Derby peaks around June 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJun 22UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr8Very high
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec2Moderate
Location & terrain

Where is Derby?

Derby sits at 37.5°N, 97.3°W, 1,293 ft above sea level, in United States. The nearest listed city is Wichita, 11 mi away.

Topography around Derby

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

Within 2 miles, the terrain around Derby has only modest variations in elevation — a maximum elevation change of 138 ft around an average of 1,283 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 751 ft.

The land around Derby is covered by trees (39%) and grassland (24%) within 2 miles, cropland (37%), grassland (31%) and trees (20%) within 10 miles, and cropland (46%) and grassland (44%) within 50 miles.

2 miles
138 ft
10 miles
249 ft
50 miles
751 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Wichita 11 mi · Newton 35 mi · Hutchinson 51 mi · Ponca City 59 mi · Emporia 84 mi · Enid 86 mi · Bartlesville 90 mi · Salina 91 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 Derby (37.5456°, -97.2689°, elevation 1,293 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).