Spring Hill weather in September

In September, Spring Hill sees average daytime highs of 82°F and overnight lows near 62°F, with 3.1 in of rain across 7.9 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 86°F in the first days to 78°F by the end. The sky is clear or mostly clear about 43% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Spring Hill's 2nd-clearest and 9th-windiest month. For the whole year in context, see Spring Hill's year-round climate.

Daytime high
82°
4th warmest
Overnight low
62°
9th coldest
Rainfall
3.1 in
7.9 wet days
Daylight
12 h 12 min
5:35 AM – 5:49 PM
Cloud cover
49%
2nd clearest
Wind
5 mph
9th windiest
Solar energy
4.74 kWh/m²
Travel score
6.4
out of 10

Spring Hill is city in Williamson and Maury counties in Tennessee, United States.

Density
513/km²
people per km²
Founded
1808

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 86°F in the first days to 78°F by the end.

A typical September day in Spring Hill reaches about 82°F in the afternoon and slips back to 62°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 73°F and 90°F. Set against its neighbours, September runs about 5°F cooler than August and about 11°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
18667
28667
38667
48566
58566
68566
78565
88565
98465
108464
118464
128364
138363
148363
158363
168262
178262
188262
198161
208161
218160
228060
238060
248059
257959
267958
277958
287858
297857
307857

How September really feels in Spring Hill

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.

Spring Hill weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan48° / 32°4.29.71.29.91.7
Feb52° / 34°4.710.11.410.62.7
Mar61° / 42°5.111.60.711.74.8
Apr70° / 50°4.910.6012.96.3
May78° / 60°4.612013.96.4
Jun85° / 68°4.012.3014.44.9
Jul88° / 71°4.213.2014.24.1
Aug87° / 69°3.210.7013.44.5
Sep82° / 62°3.17.9012.26.4
Oct71° / 51°3.57.9011.17.1
Nov59° / 40°3.88.90.210.14.9
Dec51° / 35°5.010.40.69.62.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
26040
36040
46040
56040
66139
76139
86139
96139
106040
116040
126040
136040
145941
155941
165941
175941
185941
195941
205941
215941
226040
236139
246139
256337
266436
276436
286535
296634
306634

Chance of precipitation in September

Any precipitation

Spring Hill gets around 3.1 in of rain over 7.9 wet days in September, the driest month. 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 (%)
129
229
329
429
528
628
727
827
926
1026
1126
1226
1326
1426
1526
1626
1727
1827
1927
2027
2127
2227
2326
2426
2525
2625
2725
2824
2924
3024

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 25% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1512234020
2612243919
3713253818
4813263717
5914263615
61014273414
71115283313
81216283212
91416293111
101517293010
11161729299
12171829288
13181828278
14201828268
15211927258
16221927257
17231927247
18251926237
19262026227
20282026216
21302025206
22312024195
23332023185
24352023175
25372122164
26392121154
27412120144
28422120133
29442219133
30452218123

Wind in September

Winds average 5 mph in September.

Across September, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 5:24 AM to 5:47 AM, and sunset from 6:11 PM to 5:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:246:11
212.85:246:10
312.75:256:08
412.75:266:07
512.65:276:05
612.65:286:04
712.65:286:02
812.55:296:01
912.55:305:59
1012.55:315:58
1112.45:315:56
1212.45:325:55
1312.35:335:53
1412.35:345:52
1512.35:355:50
1612.25:355:49
1712.25:365:47
1812.15:375:46
1912.15:385:44
2012.15:395:43
2112.05:395:41
2212.05:405:40
2312.05:415:38
2411.95:425:36
2511.95:435:35
2611.85:435:33
2711.85:445:32
2811.85:455:30
2911.75:465:29
3011.75:475:27

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.74 kWh/m².

For context, solar energy here swings from a low near 2.06 kWh/m² to a high of 6.22 kWh/m² in June across the year — September's 4.74 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
94.9Bright
104.9Bright
114.9Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.7Bright
174.7Bright
184.7Bright
194.6Bright
204.6Bright
214.6Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.3Bright
Planning a trip in September

Is September a good time to visit Spring Hill?

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

6.4
Sightseeing
2nd-best month of the year
7.1
Beach & pool
1st-best month of the year

September is a reasonable time to visit Spring Hill for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Spring Hill in September

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

In September, Spring Hill sees daytime highs around 82°F and nights near 62°F. Pack light clothes. Worth having: sun protection. About 8 days see rain.

light clothessun protection

UV index in Spring Hill 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 Spring Hill peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 13UV 10Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep7Very high
Oct5Moderate
Nov4Moderate
Dec2Moderate

Air quality in Spring Hill 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 Spring Hill is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1518 µg/m³Dec 147 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar10Good
Apr10Good
May13Moderate
Jun16Moderate
Jul19Moderate
Aug15Moderate
Sep11Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Spring Hill?

Spring Hill sits at 35.8°N, 86.9°W, 751 ft above sea level, in United States. The nearest listed city is Columbia, 11 mi away.

Topography around Spring Hill

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

Within 2 miles, the terrain around Spring Hill has only modest variations in elevation — a maximum elevation change of 423 ft around an average of 758 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 774 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,161 ft.

The land around Spring Hill is covered by grassland (37%) and trees (34%) within 2 miles, trees (56%) and grassland (37%) within 10 miles, and trees (69%) and grassland (24%) within 50 miles.

2 miles
423 ft
10 miles
774 ft
50 miles
1,161 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Columbia 11 mi · Franklin 12 mi · Brentwood Estates 21 mi · Brentwood 21 mi · La Vergne 27 mi · Smyrna 28 mi · Nashville 30 mi · Murfreesboro 31 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 Spring Hill (35.7512°, -86.93°, elevation 751 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).