Shelby Bottoms Nature, Tennessee climate: Climate normals at a NOAA weather station
Shelby Bottoms Nature's normal year runs from 28°F January nights to 89°F July afternoons, with 53.2 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 15.2°C, January lows of −2°C, July highs of 32°C, 1,352 mm of precipitation a year.
- NOAA stationShelby Bottoms Nature
- Station IDUSC00408238
- Location36.17°N 86.72°W
- Elevation405 ft (123 m)
On October 22, the normal high in Shelby Bottoms Nature is 71°F and the normal low 45°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Shelby Bottoms Nature.
- Jan 48° 28°
- Feb 52° 31°
- Mar 62° 39°
- Apr 72° 47°
- May 80° 56°
- Jun 87° 64°
- Jul 89° 68°
- Aug 89° 67°
- Sep 84° 59°
- Oct 73° 47°
- Nov 62° 37°
- Dec 51° 32°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Shelby Bottoms Nature each month?
July is the warmest month, with normal highs of 89°F; January the coldest, with normal lows of 28°F. The most precipitation falls in March (5.38 in), the least in August (3.72 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 48°F | 28°F | 37.8°F | 4.70 | – | <1 | 21 | 10 h |
| February | 52°F | 31°F | 41.7°F | 4.60 | – | <1 | 15 | 10 h 50 min |
| March | 62°F | 39°F | 50.2°F | 5.38 | – | <1 | 9 | 11 h 50 min |
| April | 72°F | 47°F | 59.7°F | 4.81 | – | <1 | 1 | 13 h |
| May | 80°F | 56°F | 67.8°F | 5.30 | – | 1 | <1 | 14 h |
| June | 87°F | 64°F | 75.3°F | 4.33 | – | 10 | <1 | 14 h 40 min |
| July | 89°F | 68°F | 78.6°F | 4.33 | – | 17 | <1 | 14 h 20 min |
| August | 89°F | 67°F | 77.8°F | 3.72 | – | 15 | <1 | 13 h 30 min |
| September | 84°F | 59°F | 71.5°F | 4.22 | – | 7 | <1 | 12 h 30 min |
| October | 73°F | 47°F | 60.2°F | 3.77 | – | <1 | 1 | 11 h 20 min |
| November | 62°F | 37°F | 49.1°F | 3.80 | – | <1 | 11 | 10 h 20 min |
| December | 51°F | 32°F | 41.4°F | 4.28 | – | <1 | 17 | 9 h 40 min |
| Year (annual) | 71°F | 48°F | 59.3°F | 53.24 | – | 51 | 76 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 9°C | −2°C | 3.2°C | 119 mm |
| February | 11°C | 0°C | 5.4°C | 117 mm |
| March | 17°C | 4°C | 10.1°C | 137 mm |
| April | 22°C | 9°C | 15.4°C | 122 mm |
| May | 27°C | 13°C | 19.9°C | 135 mm |
| June | 30°C | 18°C | 24.1°C | 110 mm |
| July | 32°C | 20°C | 25.9°C | 110 mm |
| August | 31°C | 19°C | 25.4°C | 94 mm |
| September | 29°C | 15°C | 21.9°C | 107 mm |
| October | 23°C | 8°C | 15.7°C | 96 mm |
| November | 16°C | 3°C | 9.5°C | 97 mm |
| December | 11°C | 0°C | 5.2°C | 109 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Nashville (4 miles away), gets 5 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00408238; 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.
Which months are mildest at Shelby Bottoms Nature?
Normal highs sit between 65°F and 85°F in April, May, September and October.
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 USC00408238.
When is the last frost at Shelby Bottoms Nature?
In Shelby Bottoms Nature, the last spring frost (32°F) comes after April 1 in half of years and after April 16 in one year in ten; the first autumn frost comes before October 31 in half of years and before October 18 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- April 11 year in 10 after April 16; 9 in 10 after March 16
- First autumn frost, half of years before
- October 311 year in 10 before October 18; 9 in 10 before November 13
NOAA puts the median frost-free season at 213 days, and the season without a hard freeze (28°F) at 235 days.
A hard freeze (28°F) comes after March 20 in half of springs and before November 9 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Shelby Bottoms Nature in zone 7b in ZIP code 37206, the nearest ZIP area.
Frost dates for every NOAA station in Tennessee · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00408238; 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.
How hot and how cold does it get at Shelby Bottoms Nature?
In a normal year in Shelby Bottoms Nature, 51 days a year reach 90°F (1 of them 100°F or more) and 76 nights fall to 32°F or colder.
- Days at 90°F or more
- 51a normal year
- Days at 100°F or more
- 1a normal year
- Nights at 32°F or colder
- 76a normal year
- Days that stay below freezing
- 7high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00408238.
How sunny is it at Shelby Bottoms Nature?
Over a year 75% of the sunlight that would reach the ground under clear skies gets through the clouds at Shelby Bottoms Nature, 4.2 kWh per square metre a day. August is the sunniest month (81%) and February the cloudiest (62%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 65% | 2.2 |
| February | 62% | 2.8 |
| March | 67% | 3.9 |
| April | 74% | 5.2 |
| May | 75% | 5.7 |
| June | 80% | 6.3 |
| July | 80% | 6.1 |
| August | 81% | 5.6 |
| September | 79% | 4.7 |
| October | 75% | 3.6 |
| November | 73% | 2.6 |
| December | 64% | 1.9 |
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 many heating and cooling degree days does Shelby Bottoms Nature record?
A normal year at Shelby Bottoms Nature brings 3,648 heating degree days, 32% fewer than the median U.S. place (5,373), and 1,587 cooling degree days, 75% more than the median (908). Five months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 4,655 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 844 | 0 |
| February | 652 | 0 |
| March | 464 | 7 |
| April | 201 | 42 |
| May | 61 | 148 |
| June | 1 | 310 |
| July | 0 | 422 |
| August | 0 | 397 |
| September | 22 | 215 |
| October | 191 | 42 |
| November | 479 | 4 |
| December | 732 | 0 |
| Year (annual) | 3,648 | 1,587 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00408238. 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.
Have recent years at Shelby Bottoms Nature been warmer than normal?
2022 averaged 59.4°F, 0.1°F above the 1991-2020 normal of 59.3°F. 2 of the 2 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 59.7°F | +0.4°F | 56.64 |
| 2022 | 59.4°F | +0.1°F | 47.12 |
Source: observed years: ACIS, station USC00408238. A year counts only with all twelve months complete.
How does Shelby Bottoms Nature's climate compare?
Shelby Bottoms Nature is warmer than 86 of the 116 places with their own NOAA record in Tennessee, and wetter than 21. Across the 7,247 U.S. stations with normals, its annual mean of 59.3°F is warmer than 73%.
In the Köppen classification computed from these normals, Shelby Bottoms Nature is Cfa: temperate, no dry season, hot summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Which places near Shelby Bottoms Nature share this climate record?
Berry Hill has no NOAA station with 1991-2020 normals of its 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.
- Berry Hill, TN1,838 people · 4 mi SW
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 Shelby Bottoms Nature's climate
What is the coldest month at Shelby Bottoms Nature?
January, with a normal high of 48°F and a normal low of 28°F. The warmest is July (89°F by day, 68°F at night).
Does it snow at Shelby Bottoms Nature?
Yes. NOAA publishes no 1991-2020 snowfall normal for the station; the nearest record that keeps one, Nashville (4 miles away), records 5 inches of snow in a normal year.
What is the rainiest month at Shelby Bottoms Nature?
March, with 5.38 in of precipitation in a normal year; the driest is August with 3.72 in.
What plant hardiness zone is Shelby Bottoms Nature in?
The USDA's 2023 map puts Shelby Bottoms Nature in zone 7b in ZIP code 37206, the nearest ZIP area.
How late can frost come at Shelby Bottoms Nature?
In half of years the last 32°F night comes after April 1; in one year in ten it comes after April 16. Waiting until April 16 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Tennessee climateThe statewide normals and every place in the state
- Nashville, TN4 miles from this station, 60.8°F a year
- Old Hickory Dam, TN10 miles from this station, 58.5°F a year
- Old Hickory Weather Office, TN11 miles from this station, 58.6°F a year
- Warner Park, TN12 miles from this station, 58.6°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made