Greensboro Commercial Historic District · Photo: Swall12345 · CC BY-SA 4.0Greensboro has warmer summer afternoons than 84% of U.S. towns
Nights in January average 33°. By January nights alone, it runs milder than 77% of U.S. towns. December has warmed most since 1901–2000, part of a 0.7° rise. Picnics, hikes and garden evenings come into their own from March to May and October to November, with highs of 65–82°.
A year in Greensboro at a glance
Each month’s typical high and low, and what it brings.
What stands out about Greensboro’s climate
Compared with towns across the U.S., with Greensboro’s place in Georgia beside it.
What a year in Greensboro feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 226 frost-free days a year
In half of years the last 32° night comes by March 27 and the first by November 8. Frost and day counts come from NOAA’s station at Siloam 3n, GA, 7 miles from the town’s center, 120 ft higher.
The 2023 USDA map puts Greensboro’s center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 16°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 47 inches of rain a year
March is the wettest month and October the driest. Rain falls on about 99 days a year. Snow is rare: about 0.5" in a normal year at Lexington, GA, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Greensboro
62% of the work is heating. Months averaging under 55° run from November through March.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Siloam 3n, GA.
Living with Greensboro’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
226 frost-free days in zone 8b. The last frost comes by Mar 27 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 8.
Months with highs of 62–84° and lows of 40° or more: March, April, May, October and November. 2.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Greensboro from natural hazards, river flooding is the largest share (46%); heat waves, cold waves, winter storms and ice storms together are 14%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Greensboro and similar climates
TownRatings has no climate map of the towns around Greensboro yet.
Climates most like Greensboro’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Greensboro, GA | 33° | 91° | 47" | 0.5" |
| Hartsville, SC | 33° | 92° | 48" | 0.5" |
| Rockingham, NC | 32° | 91° | 47" | 0.5" |
| Helena-West Helena, AR | 33° | 91° | 52" | 0.3" |
| Hugo, OK | 31° | 93° | 49" | 0.3" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Greensboro averaged 0.7° warmer than the 1900s. The biggest change is in December (+1.9°).
A smaller shift than in 94% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Greensboro compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Greensboro’s place among Georgia’s.
Greensboro weather by month
Highs, lows and precipitation from NOAA’s grid at Greensboro’s center; snow, wet days and snow on the ground from Lexington, GA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 55° | 33° | 4.2" | 0.0" | 9 | 0 | 38° – 52° |
| February | 60° | 36° | 4.3" | 0.2" | 9 | 0 | 40° – 57° |
| March | 67° | 42° | 4.7" | 0.2" | 9 | 0 | 48° – 63° |
| April | 75° | 49° | 3.4" | 0.0" | 7 | 0 | 58° – 67° |
| May | 82° | 57° | 3.1" | 0.0" | 8 | 0 | 65° – 75° |
| June | 89° | 66° | 4.2" | 0.0" | 10 | 0 | 72° – 81° |
| July | 91° | 69° | 3.9" | 0.0" | 9 | 0 | 78° – 85° |
| August | 90° | 68° | 4.6" | 0.0" | 9 | 0 | 76° – 83° |
| September | 84° | 62° | 3.8" | 0.0" | 6 | 0 | 71° – 79° |
| October | 75° | 51° | 2.9" | 0.0" | 6 | 0 | 60° – 67° |
| November | 65° | 40° | 3.4" | 0.0" | 8 | 0 | 49° – 59° |
| December | 58° | 35° | 4.5" | 0.1" | 9 | 0 | 37° – 56° |
| Year | 74° | 51° | 47.1" | 0.5" | 99 | 0 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 37° to 56°. August is the most reliable, staying within 7°.
Where Greensboro’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Greensboro’s center.
- Snow: Lexington, GA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Siloam 3n, GA, 7 miles from the town’s center, 120 ft higher; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Greensboro’s climate
What is the weather like in Greensboro?
A typical July afternoon reaches 91°, a January night drops to 33°, and snow is almost unheard of. Milder January nights than 77% of U.S. towns; hotter July afternoons than 84% of U.S. towns.
How cold does it get in Greensboro in winter?
January nights average 33°. About 59 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 38°.
How much snow does Greensboro get?
About 0.5 inches in a normal winter at Lexington, GA, so most winters see none.
How hot does it get in Greensboro?
July, with a typical high of 91° and a low of 69°. About 59 days a year reach 90° and 3 reach 100° (Siloam 3n, GA).
When is the first and last frost in Greensboro?
In half of years the last spring frost (32°) comes by March 27 and the first fall frost by November 8, about 226 frost-free days, at Siloam 3n, GA.
What growing zone is Greensboro in?
Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 16°.
What is the best time of year to visit Greensboro?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April, May, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Greensboro getting warmer?
Yes: 1991–2020 averaged 0.7° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 94% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Greensboro.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.