Sunbright, TN climate
Sunbright has chilly winters and warm summers, with plenty of rain. A typical July afternoon reaches 85°, a January night drops to 26°, and about 5 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Sunbright feels like
Winter
Spring
Summer
Fall
Sunbright weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 45° | 26° | 4.9" | 2.2" | 12 | 2 | 27° – 43° |
| February | 49° | 29° | 5.2" | 2.1" | 10 | 2 | 29° – 48° |
| March | 58° | 36° | 5.3" | 0.2" | 12 | 1 | 39° – 58° |
| April | 68° | 43° | 5.2" | 0 | 11 | 0 | 50° – 62° |
| May | 75° | 52° | 4.5" | 0 | 14 | 0 | 58° – 70° |
| June | 82° | 60° | 4.7" | 0 | 13 | 0 | 67° – 75° |
| July | 85° | 64° | 5.6" | 0 | 13 | 0 | 70° – 78° |
| August | 84° | 63° | 4.1" | 0 | 11 | 0 | 69° – 79° |
| September | 79° | 56° | 4.1" | 0 | 10 | 0 | 64° – 74° |
| October | 69° | 44° | 3.3" | 0 | 9 | 0 | 53° – 62° |
| November | 58° | 35° | 4.3" | 0.1" | 10 | 0 | 40° – 52° |
| December | 48° | 29° | 6.0" | 0.3" | 11 | 1 | 29° – 51° |
| Year | 67° | 45° | 57.2" | 4.9" | 134 | 5 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Sunbright
Sunbright gets 57 inches of rain and melted snow a year. December is the wettest month and October the driest. Rain or snow falls on about 134 days a year. Snow covers the ground about 5 days of the year.
About 177 frost-free days a year
In half of years the last 32° night comes by April 21 and the first one by October 17. That leaves about 177 frost-free days for gardens, shorter than 51% of U.S. towns.
Heating and cooling a home in Sunbright
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Sunbright, 81% of that work is heating and 19% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Sunbright compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Sunbright averaged 0.9° warmer than the 1900s. The biggest change is in December (+2.0°). The shift is smaller than in 74% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Sunbright’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 29° to 51°. July is the most reliable, staying within 7°.
Common questions about Sunbright’s climate
What is the coldest month in Sunbright?
January, with a typical high of 45° and a low of 26°.
What is the hottest month in Sunbright?
July, with a typical high of 85° and a low of 64°. About 14 days a year reach 90°.
How much snow does Sunbright get?
About 5 inches in a normal winter, most of it in January.
When is the first frost in Sunbright?
In half of years the first 32° night comes by October 17, and the last spring frost by April 21.
What is the rainiest month in Sunbright?
December, with 6.0 inches of rain and melted snow. The year totals 57 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Sunbright itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Lancing 6 Nw, TN (7 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.