Spring Hill, Florida climate: Normal weather by month, frost dates and records
Spring Hill's normal year runs from 47°F January nights to 92°F August afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 22.6°C, January lows of 9°C, August highs of 33°C.
- NOAA stationWeeki Wachee
- Station IDUSC00089430
- Location28.52°N 82.58°W
- Elevation20 ft (6 m)
- From the center4 miles
- Population (census place)118,814
On October 14, the normal high in Spring Hill is 86°F and the normal low 66°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Spring Hill.
- Jan 72° 47°
- Feb 74° 51°
- Mar 78° 55°
- Apr 84° 60°
- May 88° 66°
- Jun 91° 73°
- Jul 92° 74°
- Aug 92° 74°
- Sep 91° 72°
- Oct 86° 65°
- Nov 79° 55°
- Dec 74° 51°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Spring Hill each month?
August is the warmest month, with normal highs of 92°F; January the coldest, with normal lows of 47°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 72°F | 47°F | 59.5°F | – | <1 | 4 | 10 h 30 min |
| February | 74°F | 51°F | 62.5°F | – | <1 | 1 | 11 h 10 min |
| March | 78°F | 55°F | 66.6°F | – | <1 | 1 | 12 h |
| April | 84°F | 60°F | 71.8°F | – | 3 | <1 | 12 h 50 min |
| May | 88°F | 66°F | 77.1°F | – | 11 | <1 | 13 h 30 min |
| June | 91°F | 73°F | 81.6°F | – | 18 | <1 | 14 h |
| July | 92°F | 74°F | 82.9°F | – | 24 | <1 | 13 h 50 min |
| August | 92°F | 74°F | 83.0°F | – | 25 | <1 | 13 h 10 min |
| September | 91°F | 72°F | 81.6°F | – | 19 | <1 | 12 h 20 min |
| October | 86°F | 65°F | 75.4°F | – | 5 | <1 | 11 h 30 min |
| November | 79°F | 55°F | 67.3°F | – | <1 | <1 | 10 h 50 min |
| December | 74°F | 51°F | 62.4°F | – | <1 | 2 | 10 h 20 min |
| Year (annual) | 83°F | 62°F | 72.6°F | – | 106 | 8 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | 22°C | 9°C | 15.3°C |
| February | 24°C | 10°C | 16.9°C |
| March | 26°C | 13°C | 19.2°C |
| April | 29°C | 15°C | 22.1°C |
| May | 31°C | 19°C | 25.1°C |
| June | 33°C | 23°C | 27.6°C |
| July | 33°C | 23°C | 28.3°C |
| August | 33°C | 23°C | 28.3°C |
| September | 33°C | 22°C | 27.6°C |
| October | 30°C | 18°C | 24.1°C |
| November | 26°C | 13°C | 19.6°C |
| December | 23°C | 11°C | 16.9°C |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00089430; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit Spring Hill?
Normal highs sit between 65°F and 85°F in January, February, March, April, November and December.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00089430.
When is the last frost in Spring Hill?
In Spring Hill, the last spring frost (32°F) comes after February 5 in half of years and after March 5 in one year in ten; the first autumn frost comes before January 1 in half of years and before December 1 in one year in ten. A night at 32°F or colder comes at all in 90% of years here (NOAA).
- Last spring frost, half of years after
- February 51 year in 10 after March 5; 9 in 10 after January 6
- First autumn frost, half of years before
- January 11 year in 10 before December 1; 9 in 10 before February 1
NOAA puts the median frost-free season at 322 days, and the season without a hard freeze (28°F) at 357 days.
A hard freeze (28°F) comes after January 24 in half of springs and before January 9 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Spring Hill in zone 9b across its 4 ZIP code areas (9b in 34609, the largest).
Frost dates for every NOAA station in Florida · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00089430; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
What hardiness zone is each Spring Hill ZIP code in?
The USDA's 2023 map gives each ZIP code area one zone. Spring Hill's 4 ZIP code areas are all in zone 9b. Each ZIP's frost dates are in the frost tool.
Source: USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026; ZIP areas in the place: Census Bureau 2020 ZCTA-to-place relationship file. A ZIP area counts when at least a tenth of its land (and 0.5 km²) lies in the place.
How hot and how cold does it get in Spring Hill?
In a normal year in Spring Hill, 106 days a year reach 90°F and 8 nights fall to 32°F or colder.
- Days at 90°F or more
- 106a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 8a normal year
- Days that stay below freezing
- fewer than 1high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00089430.
How sunny is Spring Hill?
Over a year 81% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Spring Hill, 5.0 kWh per square metre a day. May is the sunniest month (86%) and July the cloudiest (76%). Among the 459 U.S. places of 50,000 or more, that ranks tied 111th (with 13 others) in sunshine.
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 79% | 3.4 |
| February | 78% | 4.1 |
| March | 82% | 5.3 |
| April | 85% | 6.3 |
| May | 86% | 6.7 |
| June | 79% | 6.0 |
| July | 76% | 5.7 |
| August | 77% | 5.5 |
| September | 80% | 5.1 |
| October | 84% | 4.6 |
| November | 83% | 3.7 |
| December | 79% | 3.1 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does Spring Hill need?
A normal year in Spring Hill brings 676 heating degree days, 87% fewer than the median U.S. place (5,373), and 3,478 cooling degree days, 3.8 times the median (908). No month reaches 300 heating degree days. For gardens and crops, NOAA counts 8,329 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 217 | 47 |
| February | 133 | 65 |
| March | 75 | 123 |
| April | 17 | 220 |
| May | 1 | 374 |
| June | 0 | 498 |
| July | 0 | 555 |
| August | 0 | 556 |
| September | 0 | 498 |
| October | 8 | 331 |
| November | 63 | 131 |
| December | 161 | 81 |
| Year (annual) | 676 | 3,478 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00089430. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does Spring Hill's climate compare?
Spring Hill is warmer than 52 of the other 105 places with their own NOAA record in Florida. Across the 7,247 U.S. stations with normals, its annual mean of 72.6°F is warmer than 97%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Which places near Spring Hill share this climate record?
11 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- Hudson, FL10,873 people · 13 mi SW
- North Weeki Wachee, FL7,967 people · 3 mi NE
- Timber Pines, FL4,790 people · 4 mi SW
- High Point, FL3,618 people · 4 mi NE
- Meadow Oaks, FL3,261 people · 12 mi S
- Hernando Beach, FL2,518 people · 7 mi SW
- Heritage Pines, FL1,520 people · 7 mi SW
- Weeki Wachee Gardens, FL1,070 people · 3 mi NW
- Aripeka, FL190 people · 8 mi SW
- Bayport, FL168 people · 5 mi NW
- Pine Island, FL158 people · 6 mi NW
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
Questions about Spring Hill's climate
What is the coldest month in Spring Hill?
January, with a normal high of 72°F and a normal low of 47°F. The warmest is August (92°F by day, 74°F at night).
What plant hardiness zone is Spring Hill in?
The USDA's 2023 map puts Spring Hill in zone 9b across its 4 ZIP code areas (9b in 34609, the largest).
How late can frost come in Spring Hill?
In half of years the last 32°F night comes after February 5; in one year in ten it comes after March 5. Waiting until March 5 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Florida climateThe statewide normals and every place in the state
- Brooksville, FL8 miles from this station, 70.7°F a year
- Brooksville Chinsegut Hill, FL14 miles from this station, 72.1°F a year
- St. Leo, FL23 miles from this station, 71.9°F a year
- Inverness, FL25 miles from this station, 69.8°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made