Gustine reaches 100° on about 23 days a year, more than 96% of U.S. towns
Nights in January average 33°. Precipitation peaks in May and eases off in January. It is a dry place: less rain and snow fall here than on 85% of U.S. towns. Seedlings are safe outdoors from about March 12, with the first autumn frost due around November 18.
A year in Gustine at a glance
Each month’s typical high and low, and what it brings.
What stands out about Gustine’s climate
Compared with towns across the U.S., with Gustine’s place in Texas beside it.
What a year in Gustine feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 249 frost-free days a year
In half of years the last 32° night comes by March 12 and the first by November 18. Frost and day counts come from NOAA’s station at Proctor Reservoir, TX, 10 miles from the town’s center, at about the same height.
The 2023 USDA map puts Gustine’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 31 inches of rain a year
May is the wettest month and January the driest. Rain falls on about 59 days a year. Snow is rare: about 0.1" in a normal year at Comanche, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Gustine
45% of the work is heating, so air conditioning is the bigger bill. 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 Proctor Reservoir, TX.
Living with Gustine’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
249 frost-free days in zone 8b. The last frost comes by Mar 12 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 18.
Months with highs of 62–84° and lows of 40° or more: March, April, October and November.
Parks & trails →Of the yearly building losses FEMA expects in Gustine from natural hazards, river flooding is the largest share (50%); heat waves, cold waves, winter storms and ice storms together are 5%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Gustine and similar climates
TownRatings has no climate map of the towns around Gustine yet.
Climates most like Gustine’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 |
|---|---|---|---|---|
| Gustine, TX | 33° | 96° | 31" | 0.1" |
| Chico, CA | 38° | 96° | 31" | 0.0" |
| Lawton, OK | 29° | 96° | 32" | 1.8" |
| Grants Pass, OR | 34° | 90° | 33" | 0.9" |
| Lugoff, SC | 33° | 92° | 43" | 0.4" |
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 Gustine averaged 0.7° warmer than the 1900s. The biggest change is in March (+1.9°).
A smaller shift than in 92% 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 Gustine compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Gustine’s place among Texas’.
Gustine weather by month
Highs, lows and precipitation from NOAA’s grid at Gustine’s center; snow, wet days and snow on the ground from Comanche, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 59° | 33° | 1.8" | 0.1" | 4 | 0 | 42° – 53° |
| February | 63° | 37° | 2.1" | 0.0" | 5 | 0 | 42° – 57° |
| March | 70° | 45° | 2.7" | 0.0" | 6 | 0 | 51° – 63° |
| April | 78° | 52° | 2.5" | 0.0" | 5 | 0 | 59° – 71° |
| May | 85° | 62° | 4.3" | 0.0" | 6 | 0 | 69° – 78° |
| June | 92° | 69° | 3.6" | 0.0" | 6 | 0 | 77° – 86° |
| July | 96° | 72° | 1.8" | 0.0" | 4 | 0 | 78° – 89° |
| August | 96° | 71° | 2.5" | 0.0" | 5 | 0 | 78° – 90° |
| September | 89° | 64° | 2.9" | 0.0" | 5 | 0 | 72° – 83° |
| October | 80° | 53° | 3.5" | 0.0" | 5 | 0 | 63° – 71° |
| November | 68° | 43° | 2.1" | 0.0" | 4 | 0 | 50° – 61° |
| December | 60° | 35° | 1.8" | 0.0" | 5 | 0 | 41° – 51° |
| Year | 78° | 53° | 31.3" | 0.1" | 59 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 42° to 57°. October is the most reliable, staying within 8°.
Where Gustine’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 Gustine’s center.
- Snow: Comanche, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Proctor Reservoir, TX, 10 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 Gustine’s climate
What is the weather like in Gustine?
A typical July afternoon reaches 96°, a January night drops to 33°, and snow is almost unheard of. Milder January nights than 78% of U.S. towns; hotter July afternoons than 96% of U.S. towns.
How cold does it get in Gustine in winter?
January nights average 33°. About 56 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 42°.
How much snow does Gustine get?
About 0.1 inches in a normal winter at Comanche, TX, so most winters see none.
How hot does it get in Gustine?
July, with a typical high of 96° and a low of 72°. About 109 days a year reach 90° and 23 reach 100° (Proctor Reservoir, TX).
When is the first and last frost in Gustine?
In half of years the last spring frost (32°) comes by March 12 and the first fall frost by November 18, about 249 frost-free days, at Proctor Reservoir, TX.
What growing zone is Gustine 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 Gustine?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Gustine getting warmer?
Yes: 1991–2020 averaged 0.7° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 92% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Gustine.
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.