Photo: Michael Barera · CC BY-SA 4.0Gilmer reaches 100° on about 12 days a year, more than 92% of U.S. towns
Nights in January average 36°. The wettest month is May; the driest is August. Winters are mild: January nights here are milder than in 82% of U.S. towns. Garden planting can start around March 26; autumn frost returns near November 8.
A year in Gilmer at a glance
Each month’s typical high and low, and what it brings.
What stands out about Gilmer’s climate
Compared with towns across the U.S., with Gilmer’s place in Texas beside it.
What a year in Gilmer feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 229 frost-free days a year
In half of years the last 32° night comes by March 26 and the first by November 8. Frost and day counts come from NOAA’s station at Gilmer 4 Wnw, TX, 6 miles from the town’s center, at about the same height.
The 2023 USDA map puts Gilmer’s center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 18°. 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 2 inches of snow a winter
Snow, measured at Gilmer 4 Wnw, TX, falls mostly in February. Precipitation (rain plus melted snow) adds up to 48 inches a year; May is the wettest month and August the driest. Rain or snow falls on about 80 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Gilmer
57% of the work is heating. Months averaging under 55° run from December 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 Gilmer 4 Wnw, TX.
Living with Gilmer’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
229 frost-free days in zone 8b. The last frost comes by Mar 26 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. 0.3 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Gilmer from natural hazards, tornadoes are the largest share (36%); heat waves, cold waves, winter storms and ice storms together are 20%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Gilmer and similar climates
TownRatings has no climate map of the towns around Gilmer yet.
Climates most like Gilmer’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 |
|---|---|---|---|---|
| Gilmer, TX | 36° | 94° | 48" | 1.5" |
| Cayce, SC | 35° | 93° | 46" | 1.2" |
| Milledgeville, GA | 34° | 93° | 47" | 0.6" |
| Montgomery, AL | 36° | 92° | 52" | 0.3" |
| Lumberton, NC | 34° | 91° | 48" | 1.2" |
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 Gilmer averaged 0.7° warmer than the 1900s. The biggest change is in February (+1.4°).
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 Gilmer compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Gilmer’s place among Texas’.
Gilmer weather by month
Highs, lows and precipitation from NOAA’s grid at Gilmer’s center; snow, wet days and snow on the ground from Gilmer 4 Wnw, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 57° | 36° | 3.7" | 0.6" | 8 | 0 | 41° – 53° |
| February | 61° | 39° | 4.1" | 0.7" | 7 | 0 | 41° – 58° |
| March | 69° | 46° | 4.5" | 0.2" | 8 | 0 | 52° – 65° |
| April | 76° | 53° | 4.2" | 0.0" | 6 | 0 | 59° – 70° |
| May | 83° | 62° | 4.8" | 0.0" | 8 | 0 | 69° – 77° |
| June | 90° | 69° | 4.1" | 0.0" | 8 | 0 | 77° – 85° |
| July | 94° | 72° | 3.0" | 0.0" | 5 | 0 | 79° – 89° |
| August | 94° | 72° | 2.8" | 0.0" | 5 | 0 | 77° – 91° |
| September | 88° | 65° | 3.7" | 0.0" | 6 | 0 | 73° – 82° |
| October | 78° | 53° | 4.7" | 0.0" | 6 | 0 | 62° – 71° |
| November | 67° | 44° | 4.0" | 0.0" | 7 | 0 | 49° – 61° |
| December | 58° | 37° | 4.5" | 0.0" | 8 | 0 | 40° – 53° |
| Year | 76° | 54° | 48.1" | 1.5" | 80 | 1 |
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 58°. May is the most reliable, staying within 8°.
Where Gilmer’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 Gilmer’s center.
- Snow: Gilmer 4 Wnw, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Gilmer 4 Wnw, TX, 6 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 Gilmer’s climate
What is the weather like in Gilmer?
A typical July afternoon reaches 94°, a January night drops to 36°, and about 2 inches of snow falls in a normal winter. Milder January nights than 82% of U.S. towns; hotter July afternoons than 92% of U.S. towns.
How cold does it get in Gilmer in winter?
January nights average 36°. About 54 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 41°.
How much snow does Gilmer get?
About 1.5 inches in a normal winter at Gilmer 4 Wnw, TX, most of it in February, with snow on the ground about 1 days a year.
How hot does it get in Gilmer?
July, with a typical high of 94° and a low of 72°. About 88 days a year reach 90° and 12 reach 100° (Gilmer 4 Wnw, TX).
When is the first and last frost in Gilmer?
In half of years the last spring frost (32°) comes by March 26 and the first fall frost by November 8, about 229 frost-free days, at Gilmer 4 Wnw, TX.
What growing zone is Gilmer in?
Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 18°.
What is the best time of year to visit Gilmer?
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 Gilmer 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 Gilmer.
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.