Laguna Heights sits near the top of U.S. towns for mild winters
On a normal July day the thermometer tops out near 91°. By precipitation alone, it ranks drier than 87% of U.S. towns. February has warmed most since 1901–2000, part of a 1.2° rise. Plan time outside from November to April, when highs sit at 69–81°.
A year in Laguna Heights at a glance
Each month’s typical high and low, and what it brings.
What stands out about Laguna Heights’ climate
Compared with towns across the U.S., with Laguna Heights’ place in Texas beside it.
What a year in Laguna Heights feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Frost is rare
Frost and day counts come from NOAA’s station at Port Isabel, TX, 3 miles from the town’s center, at about the same height.
The 2023 USDA map puts Laguna Heights’ center in zone 10b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 35°. Plant labels use the zone; frost dates tell you when to plant.
90° days by month
Average days at 90° or more
About 26 inches of rain a year
September is the wettest month and February the driest. Rain falls on about 67 days a year. Snow is rare: about 0.2" in a normal year at Port Isabel, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Laguna Heights
13% 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 Port Isabel, TX.
Living with Laguna Heights’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 10b. Frost comes about 1 winter in 3, so tender plants can often stay out through winter.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April, November and December. 0.2 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Laguna Heights from natural hazards, hurricanes are the largest share (49%); heat waves, cold waves, winter storms and ice storms together are 32%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Laguna Heights and its neighbors
Every town next door is within a degree of Laguna Heights in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Laguna Heights’, 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 |
|---|---|---|---|---|
| Laguna Heights, TX | 53° | 91° | 26" | 0.2" |
| La Cañada Flintridge, CA | 45° | 90° | 22" | 0.0" |
| Waihee-Waiehu, HI | 64° | 89° | 16" | 0.0" |
| Marathon, FL | 64° | 90° | 42" | 0.0" |
| Grants Pass, OR | 34° | 90° | 33" | 0.9" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Laguna Heights averaged 1.2° warmer than the 1900s. The biggest change is in February (+2.3°).
A smaller shift than in 60% 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 Laguna Heights compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Laguna Heights’ place among Texas’.
Laguna Heights weather by month
Highs, lows and precipitation from NOAA’s grid at Laguna Heights’ center; snow, wet days and snow on the ground from Port Isabel, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 69° | 53° | 1.2" | 0.0" | 8 | 0 | 55° – 66° |
| February | 72° | 57° | 1.1" | 0.0" | 5 | 0 | 57° – 72° |
| March | 76° | 63° | 1.4" | 0.0" | 5 | 0 | 63° – 76° |
| April | 81° | 68° | 1.4" | 0.0" | 4 | 0 | 70° – 79° |
| May | 86° | 74° | 2.1" | 0.0" | 4 | 0 | 76° – 83° |
| June | 90° | 78° | 3.0" | 0.0" | 4 | 0 | 82° – 87° |
| July | 91° | 79° | 1.8" | 0.0" | 4 | 0 | 82° – 87° |
| August | 92° | 79° | 2.0" | 0.0" | 4 | 0 | 83° – 88° |
| September | 89° | 75° | 5.5" | 0.0" | 8 | 0 | 79° – 85° |
| October | 85° | 70° | 3.3" | 0.0" | 7 | 0 | 75° – 80° |
| November | 77° | 62° | 1.9" | 0.0" | 6 | 0 | 64° – 75° |
| December | 71° | 55° | 1.4" | 0.2" | 8 | 0 | 57° – 66° |
| Year | 81° | 68° | 26.2" | 0.2" | 67 | 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°. July is the most reliable, staying within 5°.
Where Laguna Heights’ 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 Laguna Heights’ center.
- Snow: Port Isabel, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Port Isabel, TX, 3 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 Laguna Heights’ climate
What is the weather like in Laguna Heights?
A typical July afternoon reaches 91°, a January night drops to 53°, and snow is almost unheard of. Milder January nights than 98% of U.S. towns; hotter July afternoons than 82% of U.S. towns.
How cold does it get in Laguna Heights in winter?
January nights average 53°. A night at 32° or below comes in only some winters (0.8 a year on average). In the coldest January of the last 30 years the month averaged 55°.
How much snow does Laguna Heights get?
About 0.2 inches in a normal winter at Port Isabel, TX, so most winters see none.
How hot does it get in Laguna Heights?
July, with a typical high of 91° and a low of 79°. About 95 days a year reach 90° (Port Isabel, TX).
When is the first and last frost in Laguna Heights?
Most years have no frost at all: a 32° night comes in about 34% of winters at Port Isabel, TX, usually in December or January.
What growing zone is Laguna Heights in?
Zone 10b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 35°.
What is the best time of year to visit Laguna Heights?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Laguna Heights getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Laguna Heights.
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.