Gardner weather in September

In September, Gardner sees average daytime highs of 79°F and overnight lows near 60°F, with 3.6 in of rain across 7.8 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 84°F in the first days to 74°F by the end. The sky is clear or mostly clear about 50% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Gardner's 1st-clearest and 10th-windiest month. For the whole year in context, see Gardner's year-round climate.

Daytime high
79°
4th warmest
Overnight low
60°
9th coldest
Rainfall
3.6 in
7.8 wet days
Daylight
12 h 12 min
6:07 AM – 6:21 PM
Cloud cover
43%
1st clearest
Wind
7 mph
10th windiest
Solar energy
4.87 kWh/m²
Travel score
7.1
out of 10

Gardner is city in Kansas, United States.

Density
788/km²
people per km²
Founded
1857

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 84°F in the first days to 74°F by the end.

A typical September day in Gardner reaches about 79°F in the afternoon and slips back to 60°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 69°F and 89°F. Set against its neighbours, September runs about 8°F cooler than August and about 12°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
18465
28465
38465
48364
58364
68264
78263
88263
98162
108162
118061
128061
138061
147960
157960
167859
177859
187859
197758
207758
217757
227657
237656
247656
257556
267555
277555
287454
297454
307454

How September really feels in Gardner

Once humidity and wind are folded in, September 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

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

Gardner weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan40° / 23°1.45.63.29.60.0
Feb45° / 27°1.85.82.610.51.0
Mar55° / 36°3.08.91.711.73.7
Apr65° / 46°4.6110.3135.8
May74° / 56°5.712.80.114.16.3
Jun84° / 66°4.811.2014.75.5
Jul88° / 71°3.59.4014.44.6
Aug87° / 68°3.68.9013.55.1
Sep79° / 60°3.67.8012.37.1
Oct67° / 47°3.37.90.1116.7
Nov54° / 36°2.36.50.99.93.6
Dec43° / 27°1.85.52.59.30.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16634
26634
36535
46535
56436
66436
76535
86436
96436
106337
116238
126238
136238
146139
156139
166139
176139
186139
196238
206337
216436
226436
236535
246634
256733
266733
276832
286931
296931
306931

Chance of precipitation in September

Any precipitation

Gardner gets around 3.6 in of rain over 7.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 27% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
126
226
326
426
527
627
727
827
927
1028
1128
1229
1329
1429
1529
1629
1729
1829
1929
2028
2128
2227
2326
2426
2525
2625
2724
2824
2924
3024

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1915254110
21016253910
3121725379
4141825358
5151925348
6172024327
7192124307
8212223296
9222222286
10242322265
11262321265
12282320254
13302320244
14312319234
15332318223
16352318223
17372217213
18392217202
19412216192
20432115182
21462015172
22481915162
23501914152
24521814142
25551714131
26571713121
27581713111
28601613101
2962161291
3063161281

Wind in September

Winds average 7 mph in September.

Across September, 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.

0246810151015202530
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267light breeze
277light breeze
288light breeze
298light breeze
308light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over September. Sunrise moves from 5:53 AM to 6:20 AM, and sunset from 6:46 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:536:46
212.85:546:44
312.85:556:43
412.85:566:41
512.75:566:40
612.75:576:38
712.65:586:36
812.65:596:35
912.56:006:33
1012.56:016:31
1112.56:026:30
1212.46:036:28
1312.46:046:26
1412.36:056:25
1512.36:066:23
1612.26:076:21
1712.26:076:20
1812.26:086:18
1912.16:096:16
2012.16:106:15
2112.06:116:13
2212.06:126:11
2311.96:136:10
2411.96:146:08
2511.96:156:07
2611.86:166:05
2711.86:176:03
2811.76:186:02
2911.76:196:00
3011.66:205:58

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.87 kWh/m².

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 6.59 kWh/m² in July across the year — September's 4.87 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.3Bright
45.3Bright
55.3Bright
65.2Bright
75.2Bright
85.1Bright
95.1Bright
105.0Bright
115.0Bright
124.9Bright
134.9Bright
144.8Bright
154.8Bright
164.8Bright
174.7Bright
184.7Bright
194.7Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.4Bright
294.4Bright
304.3Bright
Planning a trip in September

Is September a good time to visit Gardner?

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

7.1
Sightseeing
1st-best month of the year
6.8
Beach & pool
3rd-best month of the year

September is one of the better times to visit Gardner for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Gardner in September

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

In September, Gardner sees daytime highs around 79°F and nights near 60°F. Worth packing: light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Gardner in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gardner peaks around June 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 22UV 10Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7High
May7High
Jun10Very high
Jul10Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Gardner in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Gardner is worst in April — around 16 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (October, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodApr 1416 µg/m³Oct 237 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar13Moderate
Apr16Moderate
May12Good
Jun13Moderate
Jul15Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov7Good
Dec8Good
Location & terrain

Where is Gardner?

Gardner sits at 38.8°N, 94.9°W, 1,060 ft above sea level, in United States. The nearest listed city is Olathe, 7.5 mi away.

Topography around Gardner

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

Within 2 miles, the terrain around Gardner has only modest variations in elevation — a maximum elevation change of 108 ft around an average of 1,043 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 351 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 548 ft.

The land around Gardner is covered by grassland (34%), artificial surfaces (23%) and cropland (21%) within 2 miles, grassland (36%), trees (31%) and cropland (24%) within 10 miles, and grassland (35%), trees (33%) and cropland (27%) within 50 miles.

2 miles
108 ft
10 miles
351 ft
50 miles
548 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Olathe 7.5 mi · Lenexa 14 mi · Overland Park 18 mi · Shawnee 19 mi · Leawood 20 mi · Lawrence 20 mi · Prairie Village 20 mi · Belton 21 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 Gardner (38.8108°, -94.9272°, elevation 1,060 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).