Photo: Michael Barera · CC BY-SA 4.0Greenville reaches 100° on about 21 days a year, more than 96% of U.S. towns
In January the night’s low is typically 34°. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 60° apart. Winters are mild: January nights here are milder than in 79% of U.S. towns. Warm coats and heating bills mark the months from December to February, when means dip under 50°.
A year in Greenville at a glance
Each month’s typical high and low, and what it brings.
What stands out about Greenville’s climate
Compared with towns across the U.S., with Greenville’s place in Texas beside it.
What a year in Greenville feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 244 frost-free days a year
In half of years the last 32° night comes by March 18 and the first by November 16. Frost and day counts come from NOAA’s station at Greenville Kgvl Radio, TX, 4 miles from the town’s center, at about the same height.
The 2023 USDA map puts Greenville’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 44 inches of rain a year
May is the wettest month and July the driest. Rain falls on about 58 days a year. Snow is rare: about 0.4" in a normal year at Farmersville, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Greenville
46% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55° run from November through February.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Greenville Kgvl Radio, TX.
Living with Greenville’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
244 frost-free days in zone 8b. The last frost comes by Mar 18 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 16.
Months with highs of 62–84° and lows of 40° or more: March, April, May, October and November. 6.9 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Greenville from natural hazards, tornadoes are the largest share (35%); heat waves, cold waves, winter storms and ice storms together are 25%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Greenville and similar climates
TownRatings has no climate map of the towns around Greenville yet.
Climates most like Greenville’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 |
|---|---|---|---|---|
| Greenville, TX | 34° | 94° | 44" | 0.4" |
| Cayce, SC | 35° | 93° | 46" | 1.2" |
| Milledgeville, GA | 34° | 93° | 47" | 0.6" |
| Clearlake, CA | 35° | 93° | 40" | 0.4" |
| Laurinburg, NC | 33° | 91° | 45" | 1.1" |
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 Greenville averaged 1.3° warmer than the 1900s. The biggest change is in February (+2.5°).
A smaller shift than in 57% 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 Greenville compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Greenville’s place among Texas’.
Greenville weather by month
Highs, lows and precipitation from NOAA’s grid at Greenville’s center; snow, wet days and snow on the ground from Farmersville, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 55° | 34° | 2.9" | 0.0" | 5 | 0 | 40° – 52° |
| February | 60° | 39° | 3.3" | 0.4" | 4 | 0 | 41° – 57° |
| March | 67° | 46° | 4.1" | 0.0" | 6 | 0 | 52° – 63° |
| April | 75° | 53° | 4.0" | 0.0" | 5 | 0 | 59° – 70° |
| May | 82° | 62° | 4.9" | 0.0" | 7 | 0 | 68° – 77° |
| June | 90° | 70° | 3.9" | 0.0" | 5 | 0 | 77° – 85° |
| July | 94° | 73° | 2.4" | 0.0" | 3 | 0 | 79° – 89° |
| August | 95° | 73° | 2.6" | 0.0" | 4 | 0 | 78° – 91° |
| September | 88° | 65° | 3.2" | 0.0" | 4 | 0 | 72° – 83° |
| October | 77° | 54° | 4.9" | 0.0" | 4 | 0 | 61° – 71° |
| November | 66° | 44° | 3.5" | 0.0" | 5 | 0 | 48° – 61° |
| December | 57° | 36° | 3.9" | 0.0" | 5 | 0 | 39° – 51° |
| Year | 75° | 54° | 43.5" | 0.4" | 58 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 41° to 57°. June is the most reliable, staying within 8°.
Where Greenville’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 Greenville’s center.
- Snow: Farmersville, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Greenville Kgvl Radio, TX, 4 miles from the town’s center, at about the same height; 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 Greenville’s climate
What is the weather like in Greenville?
A typical July afternoon reaches 94°, a January night drops to 34°, and snow is almost unheard of. Milder January nights than 79% of U.S. towns; hotter July afternoons than 93% of U.S. towns.
How cold does it get in Greenville in winter?
January nights average 34°. About 50 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 40°.
How much snow does Greenville get?
About 0.4 inches in a normal winter at Farmersville, TX, so most winters see none.
How hot does it get in Greenville?
July, with a typical high of 94° and a low of 73°. About 97 days a year reach 90° and 21 reach 100° (Greenville Kgvl Radio, TX).
When is the first and last frost in Greenville?
In half of years the last spring frost (32°) comes by March 18 and the first fall frost by November 16, about 244 frost-free days, at Greenville Kgvl Radio, TX.
What growing zone is Greenville 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 Greenville?
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 Greenville getting warmer?
Yes: 1991–2020 averaged 1.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 57% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Greenville.
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.