Wildomar reaches 100° on about 42 days a year, more than all but 175 U.S. towns
January mornings start at about 43°. The wettest month is February; the driest is June. It is a dry place: less rain and snow fall here than on 96% of U.S. towns. Tender plants can go out after about January 28; in half of years the first frost comes by December 18.
A year in Wildomar at a glance
Each month’s typical high and low, and what it brings.
What stands out about Wildomar’s climate
Compared with towns across the U.S., with Wildomar’s place in California beside it.
What a year in Wildomar feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 329 frost-free days a year
In half of years the last 32° night comes by January 28 and the first by December 18. Frost and day counts come from NOAA’s station at Elsinore, CA, 7 miles from the town’s center, 250 ft lower.
The 2023 USDA map puts Wildomar’s center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 30°. 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 12 inches of rain a year
February is the wettest month and June the driest. Rain falls on about 32 days a year. Snow is rare: about 0.2" in a normal year at Elsinore, CA, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Wildomar
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 Elsinore, CA.
Living with Wildomar’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
329 frost-free days in zone 9b. The last frost comes by Jan 28 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 18.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April, May, October, November and December. 26 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Wildomar from natural hazards, river flooding is the largest share (51%); heat waves, cold waves, winter storms and ice storms together are 1%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Wildomar and its neighbors
Menifee has the coldest January nights next door (41°, 2° colder) and Menifee the hottest July afternoons (93°, 2° warmer). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Wildomar’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 |
|---|---|---|---|---|
| Wildomar, CA | 43° | 91° | 12" | 0.2" |
| Sierra Vista, AZ | 32° | 91° | 14" | 0.4" |
| Ashland, OR | 31° | 91° | 19" | 0.5" |
| Fort Stockton, TX | 33° | 96° | 13" | 1.4" |
| Santa Teresa, NM | 33° | 95° | 9" | 2.0" |
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 Wildomar averaged 2.2° warmer than the 1900s. The biggest change is in January (+3.5°).
A bigger shift than in 97% 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 Wildomar compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Wildomar’s place among California’s.
Wildomar weather by month
Highs, lows and precipitation from NOAA’s grid at Wildomar’s center; snow, wet days and snow on the ground from Elsinore, CA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 66° | 43° | 2.8" | 0.0" | 6 | 0 | 50° – 62° |
| February | 66° | 43° | 3.3" | 0.0" | 6 | 0 | 48° – 63° |
| March | 69° | 45° | 1.7" | 0.0" | 5 | 0 | 50° – 65° |
| April | 73° | 47° | 0.8" | 0.2" | 3 | 0 | 55° – 64° |
| May | 78° | 52° | 0.3" | 0.0" | 1 | 0 | 59° – 71° |
| June | 85° | 56° | 0.0" | 0.0" | 0 | 0 | 65° – 75° |
| July | 91° | 61° | 0.1" | 0.0" | 1 | 0 | 71° – 82° |
| August | 93° | 62° | 0.1" | 0.0" | 1 | 0 | 75° – 81° |
| September | 90° | 59° | 0.1" | 0.0" | 1 | 0 | 70° – 79° |
| October | 81° | 53° | 0.4" | 0.0" | 2 | 0 | 62° – 72° |
| November | 73° | 46° | 0.8" | 0.0" | 3 | 0 | 52° – 64° |
| December | 66° | 41° | 1.8" | 0.0" | 5 | 0 | 49° – 62° |
| Year | 78° | 51° | 12.1" | 0.2" | 32 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 48° to 63°. August is the most reliable, staying within 6°.
Where Wildomar’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 Wildomar’s center.
- Snow: Elsinore, CA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Elsinore, CA, 7 miles from the town’s center, 250 ft lower; 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 Wildomar’s climate
What is the weather like in Wildomar?
A typical July afternoon reaches 91°, a January night drops to 43°, and snow is almost unheard of. Milder January nights than 91% of U.S. towns; hotter July afternoons than 83% of U.S. towns.
How cold does it get in Wildomar in winter?
December nights average 41°. About 9 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 49°.
How much snow does Wildomar get?
About 0.2 inches in a normal winter at Elsinore, CA, so most winters see none.
How hot does it get in Wildomar?
July, with a typical high of 91° and a low of 61°. About 123 days a year reach 90° and 42 reach 100° (Elsinore, CA).
When is the first and last frost in Wildomar?
In half of years the last spring frost (32°) comes by January 28 and the first fall frost by December 18, about 329 frost-free days, at Elsinore, CA.
What growing zone is Wildomar in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 30°.
What is the best time of year to visit Wildomar?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, May, October, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Wildomar getting warmer?
Yes: 1991–2020 averaged 2.2° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 97% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Wildomar.
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.