Groveton, Texas climate: Normal weather by month, frost dates and records
Groveton's normal year runs from 38°F January nights to 97°F August afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of 20.1°C, January lows of 3°C, August highs of 36°C.
- NOAA stationGroveton
- Station IDUSC00413778
- Location31.20°N 95.15°W
- Elevation350 ft (107 m)
- Population942
On October 23, the normal high in Groveton is 81°F and the normal low 52°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Groveton.
- Jan 62° 38°
- Feb 67° 43°
- Mar 73° 48°
- Apr 82° 55°
- May 87° 64°
- Jun 93° 70°
- Jul 96° 72°
- Aug 97° 72°
- Sep 92° 67°
- Oct 84° 55°
- Nov 71° 47°
- Dec 64° 40°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Groveton each month?
August is the warmest month, with normal highs of 97°F; January the coldest, with normal lows of 38°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 62°F | 38°F | 50.2°F | – | <1 | 9 | 10 h 20 min |
| February | 67°F | 43°F | 54.6°F | – | <1 | 4 | 11 h |
| March | 73°F | 48°F | 60.4°F | – | <1 | 2 | 12 h |
| April | 82°F | 55°F | 68.2°F | – | 2 | <1 | 12 h 50 min |
| May | 87°F | 64°F | 75.5°F | – | 9 | <1 | 13 h 40 min |
| June | 93°F | 70°F | 81.4°F | – | 21 | <1 | 14 h 10 min |
| July | 96°F | 72°F | 84.0°F | – | 30 | <1 | 14 h |
| August | 97°F | 72°F | 84.3°F | – | 29 | <1 | 13 h 20 min |
| September | 92°F | 67°F | 79.2°F | – | 21 | <1 | 12 h 20 min |
| October | 84°F | 55°F | 69.3°F | – | 5 | <1 | 11 h 30 min |
| November | 71°F | 47°F | 59.0°F | – | <1 | 3 | 10 h 40 min |
| December | 64°F | 40°F | 51.9°F | – | <1 | 8 | 10 h 10 min |
| Year (annual) | 81°F | 56°F | 68.2°F | – | 115 | 26 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | 17°C | 3°C | 10.1°C |
| February | 19°C | 6°C | 12.6°C |
| March | 23°C | 9°C | 15.8°C |
| April | 28°C | 13°C | 20.1°C |
| May | 31°C | 18°C | 24.2°C |
| June | 34°C | 21°C | 27.4°C |
| July | 35°C | 22°C | 28.9°C |
| August | 36°C | 22°C | 29.1°C |
| September | 33°C | 19°C | 26.2°C |
| October | 29°C | 13°C | 20.7°C |
| November | 22°C | 8°C | 15.0°C |
| December | 18°C | 4°C | 11.1°C |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Lufkin (11 mi NW) (22 miles away), gets 0 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00413778; 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.
When is the best weather to visit Groveton?
Normal highs sit between 65°F and 85°F in February, March, April, October and November.
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 USC00413778.
When is the last frost in Groveton?
In Groveton, the last spring frost (32°F) comes after March 2 in half of years and after March 24 in one year in ten; the first autumn frost comes before November 26 in half of years and before November 4 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
- March 21 year in 10 after March 24; 9 in 10 after February 1
- First autumn frost, half of years before
- November 261 year in 10 before November 4; 9 in 10 before December 19
NOAA puts the median frost-free season at 267 days, and the season without a hard freeze (28°F) at 305 days.
A hard freeze (28°F) comes after February 6 in half of springs and before December 12 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Groveton in zone 9a in ZIP code 75845, the nearest ZIP area.
Frost dates for every NOAA station in Texas · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00413778; 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 in Groveton?
In a normal year in Groveton, 115 days a year reach 90°F (19 of them 100°F or more) and 26 nights fall to 32°F or colder.
- Days at 90°F or more
- 115a normal year
- Days at 100°F or more
- 19a normal year
- Nights at 32°F or colder
- 26a normal year
- Days that stay below freezing
- fewer than 1high of 32°F or less
The highest temperature in this station's record (since 1930) is 111°F, on September 4, 2000; the lowest is 1°F, on December 23, 1989.
The wettest calendar year on that record is 1973, with 66.53 in; the snowiest season is 1929–30, with 9.5 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00413778; records: ACIS (NOAA Regional Climate Centers), station USC00413778. Records use complete months only; a month missing more than three days is left out.
How sunny is Groveton?
Over a year 78% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Groveton, 4.7 kWh per square metre a day. August is the sunniest month (86%) and February the cloudiest (65%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 71% | 2.8 |
| February | 65% | 3.2 |
| March | 70% | 4.3 |
| April | 75% | 5.4 |
| May | 77% | 5.9 |
| June | 82% | 6.5 |
| July | 85% | 6.5 |
| August | 86% | 6.1 |
| September | 82% | 5.1 |
| October | 80% | 4.2 |
| November | 75% | 3.1 |
| December | 70% | 2.5 |
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 much heating and cooling does Groveton need?
A normal year in Groveton brings 1,673 heating degree days, 69% fewer than the median U.S. place (5,373), and 2,863 cooling degree days, 3.2 times the median (908). Three months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 6,936 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 463 | 6 |
| February | 302 | 12 |
| March | 187 | 46 |
| April | 46 | 142 |
| May | 1 | 328 |
| June | 0 | 492 |
| July | 0 | 591 |
| August | 0 | 600 |
| September | 0 | 425 |
| October | 45 | 180 |
| November | 212 | 32 |
| December | 415 | 10 |
| Year (annual) | 1,673 | 2,863 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00413778. 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.
How does Groveton's climate compare?
Groveton is warmer than 227 of the other 320 places with their own NOAA record in Texas. Across the 7,247 U.S. stations with normals, its annual mean of 68.2°F is warmer than 93%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Which places near Groveton share this climate record?
Kennard 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.
- Kennard, TX285 people · 11 mi N
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 Groveton's climate
What is the coldest month in Groveton?
January, with a normal high of 62°F and a normal low of 38°F. The warmest is August (97°F by day, 72°F at night).
Does it snow in Groveton?
Rarely. NOAA publishes no 1991-2020 snowfall normal for Groveton's NOAA station; the nearest record that keeps one, Lufkin (11 mi NW) (22 miles away), records 0 inches of snow in a normal year.
What plant hardiness zone is Groveton in?
The USDA's 2023 map puts Groveton in zone 9a in ZIP code 75845, the nearest ZIP area.
How late can frost come in Groveton?
In half of years the last 32°F night comes after March 2; in one year in ten it comes after March 24. Waiting until March 24 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Texas climateThe statewide normals and every place in the state
- Crockett, TX19 miles from this station, 66.2°F a year
- Lufkin, TX24 miles from this station, 66.4°F a year
- Livingston, TX34 miles from this station, 68.6°F a year
- Huntsville, TX41 miles from this station, 68.7°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made