La Joya reaches 100° on about 46 days a year, more than all but 160 U.S. towns
A typical July afternoon reaches 98°, a January night drops to 49°, and snow is almost unheard of.
A year in La Joya at a glance
Each month’s typical high and low, and what it brings.
What stands out about La Joya’s climate
Compared with towns across the U.S., with La Joya’s place in Texas beside it.
What a year in La Joya feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 46 days a year reach 100°
And 183 days reach 90°. Day counts come from NOAA’s station at La Joya, TX, 10 miles from the town’s center, at about the same height; frost dates and degree days from Mcallen, TX, 15 miles away.
The 2023 USDA map puts La Joya’s center in zone 10a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 31°. 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 22 inches of rain a year
September is the wettest month and February the driest. Rain falls on about 43 days a year. Snow is rare: about 0.1" in a normal year at Mcallen, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in La Joya
12% of the work is heating, so air conditioning is the bigger bill. No month averages under 55°.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Mcallen, TX.
Living with La Joya’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 10a. Frost comes about 1 winter in 2, so the growing year is set by heat, not cold: 46 days at 100° make midsummer the hard season for gardens.
Months with highs of 62–84° and lows of 40° or more: January, February, March, November and December. 3.3 miles of trails are waiting.
Parks & trails →Cold waves are 32% of the yearly building losses FEMA expects in La Joya from natural hazards, the largest share. Normals are averages; the hazards page covers the extremes.
Natural hazards →La Joya and similar climates
TownRatings has no climate map of the towns around La Joya yet.
Climates most like La Joya’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 |
|---|---|---|---|---|
| La Joya, TX | 49° | 98° | 22" | 0.1" |
| Cottonwood, CA | 39° | 98° | 26" | 0.0" |
| Catalina Foothills, AZ | 39° | 100° | 12" | 0.0" |
| 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 La Joya averaged 1.2° warmer than the 1900s. The biggest change is in February (+2.1°).
A smaller shift than in 59% 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 La Joya compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with La Joya’s place among Texas’.
La Joya weather by month
Highs, lows and precipitation from NOAA’s grid at La Joya’s center; snow, wet days and snow on the ground from Mcallen, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 71° | 49° | 0.9" | 0.0" | 3 | 0 | 53° – 66° |
| February | 76° | 54° | 0.8" | 0.0" | 3 | 0 | 57° – 72° |
| March | 82° | 59° | 1.2" | 0.0" | 4 | 0 | 64° – 77° |
| April | 88° | 65° | 1.4" | 0.0" | 4 | 0 | 70° – 82° |
| May | 93° | 72° | 2.5" | 0.0" | 3 | 0 | 77° – 85° |
| June | 97° | 75° | 2.7" | 0.0" | 4 | 0 | 83° – 90° |
| July | 98° | 76° | 2.2" | 0.0" | 3 | 0 | 84° – 91° |
| August | 99° | 76° | 1.8" | 0.0" | 4 | 0 | 85° – 91° |
| September | 94° | 73° | 4.6" | 0.0" | 6 | 0 | 80° – 86° |
| October | 88° | 66° | 2.2" | 0.0" | 4 | 0 | 74° – 81° |
| November | 79° | 57° | 1.3" | 0.0" | 3 | 0 | 63° – 74° |
| December | 72° | 50° | 1.0" | 0.1" | 3 | 0 | 55° – 67° |
| Year | 86° | 64° | 22.4" | 0.1" | 43 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 57° to 72°. August is the most reliable, staying within 5°.
Where La Joya’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 La Joya’s center.
- Snow: Mcallen, TX.
- Frost dates, heating and cooling: Mcallen, TX, 15 miles away.
- Freezing nights, 90° and 100° days: La Joya, 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 La Joya’s climate
What is the weather like in La Joya?
A typical July afternoon reaches 98°, a January night drops to 49°, and snow is almost unheard of. Milder January nights than 96% of U.S. towns; hotter July afternoons than all but 180 U.S. towns.
How cold does it get in La Joya in winter?
January nights average 49°. About 2 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 53°.
How much snow does La Joya get?
About 0.1 inches in a normal winter at Mcallen, TX, so most winters see none.
How hot does it get in La Joya?
July, with a typical high of 98° and a low of 76°. About 183 days a year reach 90° and 46 reach 100° (Mcallen, TX).
When is the first and last frost in La Joya?
Most years have no frost at all: a 32° night comes in about 48% of winters at Mcallen, TX, usually in December or January.
What growing zone is La Joya in?
Zone 10a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 31°.
What is the best time of year to visit La Joya?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is La Joya getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 59% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in La Joya.
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.