Photo: US government · Public domainAmistad reaches 100° on about 42 days a year, more than 98% of U.S. towns
January nights here settle around 39°. It is a dry place: less rain and snow fall here than on 91% of U.S. towns. Warming shows here too: 0.8° more than in 1901–2000, led by February. Garden planting can start around February 14; autumn frost returns near December 6.
A year in Amistad at a glance
Each month’s typical high and low, and what it brings.
What stands out about Amistad’s climate
Compared with towns across the U.S., with Amistad’s place in Texas beside it.
What a year in Amistad feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 297 frost-free days a year
In half of years the last 32° night comes by February 14 and the first by December 6. Frost and day counts come from NOAA’s station at Amistad Dam, TX, 9 miles from the town’s center, at about the same height.
The 2023 USDA map puts Amistad’s center in zone 9a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 23°. 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 18 inches of rain a year
September is the wettest month and February the driest. Rain falls on about 65 days a year. Snow is rare: about 0.1" in a normal year at Amistad Dam, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Amistad
32% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55°: December and January.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Amistad Dam, TX.
Living with Amistad’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
297 frost-free days in zone 9a. The last frost comes by Feb 14 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Dec 6.
Months with highs of 62–84° and lows of 40° or more: February, March, October, November and December. 0.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Amistad from natural hazards, river flooding is the largest share (83%); heat waves, cold waves, winter storms and ice storms together are 2%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Amistad and similar climates
TownRatings has no climate map of the towns around Amistad yet.
Climates most like Amistad’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 |
|---|---|---|---|---|
| Amistad, TX | 39° | 98° | 18" | 0.1" |
| Plumas Lake, CA | 39° | 97° | 19" | 0.0" |
| Vail, AZ | 36° | 97° | 14" | 0.1" |
| Ivins, UT | 32° | 100° | 11" | 1.2" |
| Sunland Park, NM | 32° | 96° | 9" | 2.0" |
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 Amistad averaged 0.8° warmer than the 1900s. The biggest change is in February (+1.8°).
A smaller shift than in 90% 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 Amistad compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Amistad’s place among Texas’.
Amistad weather by month
Highs, lows and precipitation from NOAA’s grid at Amistad’s center; snow, wet days and snow on the ground from Amistad Dam, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 64° | 39° | 0.7" | 0.1" | 6 | 0 | 47° – 56° |
| February | 69° | 43° | 0.7" | 0.0" | 5 | 0 | 50° – 62° |
| March | 77° | 51° | 1.1" | 0.0" | 6 | 0 | 59° – 69° |
| April | 84° | 58° | 1.4" | 0.0" | 5 | 0 | 64° – 78° |
| May | 91° | 67° | 2.4" | 0.0" | 7 | 0 | 74° – 84° |
| June | 96° | 73° | 2.1" | 0.0" | 5 | 0 | 80° – 89° |
| July | 98° | 75° | 1.6" | 0.0" | 4 | 0 | 81° – 91° |
| August | 98° | 75° | 1.9" | 0.0" | 4 | 0 | 82° – 90° |
| September | 92° | 69° | 2.7" | 0.0" | 6 | 0 | 77° – 85° |
| October | 83° | 60° | 1.8" | 0.0" | 6 | 0 | 68° – 75° |
| November | 72° | 48° | 0.9" | 0.0" | 5 | 0 | 55° – 66° |
| December | 65° | 40° | 0.7" | 0.0" | 6 | 0 | 47° – 55° |
| Year | 82° | 58° | 17.9" | 0.1" | 65 | 0 |
How much a month can swing
A normal is an average. April swings the most: from 1991 to 2020 its average ranged from 64° to 78°. October is the most reliable, staying within 7°.
Where Amistad’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 Amistad’s center.
- Snow: Amistad Dam, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Amistad Dam, TX, 9 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 Amistad’s climate
What is the weather like in Amistad?
A typical July afternoon reaches 98°, a January night drops to 39°, and snow is almost unheard of. Milder January nights than 87% of U.S. towns; hotter July afternoons than 98% of U.S. towns.
How cold does it get in Amistad in winter?
January nights average 39°. About 12 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 47°.
How much snow does Amistad get?
About 0.1 inches in a normal winter at Amistad Dam, TX, so most winters see none.
How hot does it get in Amistad?
July, with a typical high of 98° and a low of 75°. About 138 days a year reach 90° and 42 reach 100° (Amistad Dam, TX).
When is the first and last frost in Amistad?
In half of years the last spring frost (32°) comes by February 14 and the first fall frost by December 6, about 297 frost-free days, at Amistad Dam, TX.
What growing zone is Amistad in?
Zone 9a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 23°.
What is the best time of year to visit Amistad?
By one simple rule (highs of 62–84° and lows of 40° or more), February, March, October, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Amistad getting warmer?
Yes: 1991–2020 averaged 0.8° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 90% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Amistad.
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.