Rose Hills’ winters are milder and less snowy than most of the U.S.
A typical July afternoon reaches 87°, a January night drops to 47°, and snow is almost unheard of.
A year in Rose Hills at a glance
Each month’s typical high and low, and what it brings.
What stands out about Rose Hills’ climate
Compared with towns across the U.S., with Rose Hills’ place in California beside it.
What a year in Rose Hills 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 San Gabriel Fire Dept, CA, 6 miles from the town’s center, 100 ft lower.
The 2023 USDA map puts Rose Hills’ 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.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 14 inches of rain a year
January is the wettest month and July the driest. Rain falls on about 32 days a year. Snow is rare: about 0.0" in a normal year at Whittier City Yard Fc106c, CA, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Rose Hills
43% 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 San Gabriel Fire Dept, CA.
Living with Rose Hills’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 10b. Frost comes about 1 winter in 7, 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, May, June, October, November and December.
Parks & trails →Of the yearly building losses FEMA expects in Rose Hills from natural hazards, earthquakes are the largest share (85%). Normals are averages; the hazards page covers the extremes.
Natural hazards →Rose Hills and similar climates
TownRatings has no climate map of the towns around Rose Hills yet.
Climates most like Rose Hills’, 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 |
|---|---|---|---|---|
| Rose Hills, CA | 47° | 87° | 14" | 0.0" |
| Ewa Beach, HI | 62° | 87° | 17" | 0.0" |
| Port Isabel, TX | 52° | 92° | 26" | 0.2" |
| Sierra Vista Southeast, AZ | 32° | 91° | 15" | 0.7" |
| The Dalles, OR | 31° | 88° | 15" | 5.5" |
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 Rose Hills averaged 2.6° warmer than the 1900s. The biggest change is in January (+3.4°).
A bigger shift than in all but 29 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 Rose Hills compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Rose Hills’ place among California’s.
Rose Hills weather by month
Highs, lows and precipitation from NOAA’s grid at Rose Hills’ center; snow, wet days and snow on the ground from Whittier City Yard Fc106c, CA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 69° | 47° | 3.6" | 0.0" | 6 | 0 | 54° – 64° |
| February | 69° | 48° | 3.5" | 0.0" | 7 | 0 | 53° – 66° |
| March | 72° | 50° | 2.2" | 0.0" | 4 | 0 | 55° – 68° |
| April | 75° | 52° | 0.8" | 0.0" | 3 | 0 | 59° – 68° |
| May | 77° | 57° | 0.3" | 0.0" | 1 | 0 | 62° – 72° |
| June | 82° | 60° | 0.1" | 0.0" | 0 | 0 | 67° – 75° |
| July | 87° | 64° | 0.0" | 0.0" | 0 | 0 | 72° – 81° |
| August | 89° | 64° | 0.0" | 0.0" | 0 | 0 | 73° – 80° |
| September | 87° | 63° | 0.1" | 0.0" | 0 | 0 | 71° – 79° |
| October | 82° | 57° | 0.5" | 0.0" | 2 | 0 | 65° – 74° |
| November | 75° | 51° | 0.9" | 0.0" | 3 | 0 | 56° – 67° |
| December | 68° | 46° | 2.4" | 0.0" | 6 | 0 | 54° – 62° |
| Year | 78° | 55° | 14.2" | 0.0" | 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 53° to 66°. August is the most reliable, staying within 6°.
Where Rose Hills’ 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 Rose Hills’ center.
- Snow: Whittier City Yard Fc106c, CA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: San Gabriel Fire Dept, CA, 6 miles from the town’s center, 100 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 Rose Hills’ climate
What is the weather like in Rose Hills?
A typical July afternoon reaches 87°, a January night drops to 47°, and snow is almost unheard of. Milder January nights than 95% of U.S. towns; hotter July afternoons than 60% of U.S. towns.
How cold does it get in Rose Hills in winter?
December nights average 46°. About 1 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 54°.
How much snow does Rose Hills get?
About 0.0 inches in a normal winter at Whittier City Yard Fc106c, CA, so most winters see none.
How hot does it get in Rose Hills?
July, with a typical high of 87° and a low of 64°. About 65 days a year reach 90° and 7 reach 100° (San Gabriel Fire Dept, CA).
When is the first and last frost in Rose Hills?
Most years have no frost at all: a 32° night comes in about 15% of winters at San Gabriel Fire Dept, CA, usually in December or January.
What growing zone is Rose Hills 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 Rose Hills?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, May, June, October, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Rose Hills getting warmer?
Yes: 1991–2020 averaged 2.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than all but 29 U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Rose Hills.
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.