Spring Hill weather in September

In September, Spring Hill sees average daytime highs of 88°F and overnight lows near 73°F, with 5.7 in of rain across 16.7 wet days and about 12.2 hours of daylight. It is the 4th-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 27% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Spring Hill's 10th-clearest and 9th-windiest month. For the whole year in context, see Spring Hill's year-round climate.

Daytime high
88°
4th warmest
Overnight low
73°
9th coldest
Rainfall
5.7 in
16.7 wet days
Daylight
12 h 12 min
6:19 AM – 6:29 PM
Cloud cover
63%
10th clearest
Wind
6 mph
9th windiest
Solar energy
4.79 kWh/m²
Travel score
3.7
out of 10

Spring Hill is census-designated place in Hernando County, Florida, United States.

Density
612/km²
people per km²

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 88°F through the month.

A typical September day in Spring Hill reaches about 88°F in the afternoon and slips back to 73°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 83°F and 92°F. Set against its neighbours, September runs on par with August and about 5°F warmer than October.

60°70°80°90°151015202530
Avg high (°F)Avg low (°F)
18974
28974
38974
48974
58974
68974
78874
88874
98874
108873
118873
128873
138873
148873
158873
168873
178873
188873
198873
208872
218872
228872
238772
248772
258772
268771
278771
288771
298671
308671

How September really feels in Spring Hill

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Spring Hill 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 daysDaylight (hours)Travel score
Jan69° / 49°2.56.610.47.1
Feb72° / 52°2.36.3117.3
Mar76° / 56°2.56.511.87.6
Apr82° / 62°2.46.812.76.8
May87° / 68°2.98.513.45.1
Jun89° / 73°6.418.413.83.4
Jul89° / 75°7.722.413.62.9
Aug89° / 75°8.223.4132.9
Sep88° / 73°5.716.712.23.7
Oct83° / 66°2.48.411.36.2
Nov76° / 57°1.64.710.67.9
Dec71° / 53°2.45.910.27.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13862
23862
33862
43862
53961
64060
74060
84060
94357
104357
114456
124456
134753
144753
154753
164852
174951
184951
195050
205050
215050
225149
235149
245149
255149
265149
275149
285248
295248
305248

Chance of precipitation in September

Any precipitation

Spring Hill gets around 5.7 in of rain over 16.7 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 56% and peaks near 69% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
169
268
367
466
565
664
763
862
961
1060
1159
1258
1357
1456
1555
1654
1754
1853
1952
2052
2151
2250
2350
2449
2548
2647
2746
2845
2945
3044

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1000107416
2001117216
3001117315
4001127314
5001137313
6001147312
7001157212
8001167211
9001177111
10002187010
11002196910
12002196910
13002206810
1400321679
1500322669
1601422649
1701423639
1801423639
1901523638
2001524628
2112524608
2212624607
2312624607
2423724586
2523724595
2623824585
2734825564
2834925554
2944925544
30441025534

Wind in September

Winds average 6 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
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

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 36 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over September. Sunrise moves from 6:12 AM to 6:27 AM, and sunset from 6:48 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:126:48
212.66:126:47
312.56:136:45
412.56:136:44
512.56:146:43
612.56:146:42
712.46:156:41
812.46:156:39
912.46:166:38
1012.36:166:37
1112.36:176:36
1212.36:176:34
1312.36:186:33
1412.26:186:32
1512.26:196:31
1612.26:196:29
1712.16:206:28
1812.16:206:27
1912.16:216:26
2012.16:216:24
2112.06:226:23
2212.06:226:22
2312.06:236:21
2411.96:236:20
2511.96:246:18
2611.96:246:17
2711.86:256:16
2811.86:266:15
2911.86:266:13
3011.86:276:12

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.79 kWh/m².

For context, solar energy here swings from a low near 3.13 kWh/m² to a high of 6.49 kWh/m² in May across the year — September's 4.79 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Spring Hill

In seasonPeak

In September, Spring Hill sits inside its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.

Spring Hill sits in the Atlantic hurricane belt; the season peaks August–October.

Spring Hill's rainy season runs June–September, when most of the year's rain falls.

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

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).

3.7
Sightseeing
9th-best month of the year
5.5
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Spring Hill.

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 88°F and nights near 73°F. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Spring Hill in September

The nearest coast averages about 84°F in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 12 mi away) is warmest in August at about 86°F and coldest in January near 62°F.

It's comfortable for a long swim from Mar 20 to Dec 1 — about 8.4 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan62Cool
Feb63Cool
Mar67Cool
Apr73Refreshing
May79Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep84Tropical
Oct78Warm
Nov71Refreshing
Dec66Cool

UV index in Spring Hill in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Spring Hill peaks around July 13 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateJul 13UV 11Dec 20UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar8Very high
Apr9Very high
May9Very high
Jun10Extreme
Jul11Extreme
Aug10Very high
Sep9Very high
Oct7High
Nov5High
Dec4Moderate

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 18 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1918 µg/m³Nov 169 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar10Good
Apr11Good
May11Good
Jun16Moderate
Jul18Moderate
Aug17Moderate
Sep12Moderate
Oct9Good
Nov9Good
Dec9Good
Location & terrain

Where is Spring Hill?

Spring Hill sits at 28.5°N, 82.5°W, 46 ft above sea level, in United States. The nearest listed city is Bayonet Point, 14 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 89 ft around an average of 66 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 295 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 335 ft.

The land around Spring Hill is covered by trees (45%) and artificial surfaces (39%) within 2 miles, trees (57%) and grassland (26%) within 10 miles, and trees (46%) and water (30%) within 50 miles.

2 miles
89 ft
10 miles
295 ft
50 miles
335 ft
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Bayonet Point 14 mi · Jasmine Estates 16 mi · Land O' Lakes 18 mi · New Port Richey 20 mi · Wesley Chapel 21 mi · Lutz 23 mi · Keystone 23 mi · Holiday 24 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 (28.4769°, -82.5255°, elevation 46 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).