Quartz Hill, CA climate
Quartz Hill has mild winters and hot summers, with very little rain. A typical July afternoon reaches 96°, a January night drops to 35°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Quartz Hill feels like
Winter
Spring
Summer
Fall
Quartz Hill weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 59° | 35° | 1.3" | 0 | 5 | 0 | 43° – 52° |
| February | 61° | 37° | 1.7" | 0 | 5 | 0 | 42° – 56° |
| March | 67° | 40° | 1.0" | 0 | 4 | 0 | 46° – 60° |
| April | 72° | 44° | 0.4" | 0 | 2 | 0 | 52° – 63° |
| May | 80° | 52° | 0.1" | 0 | 1 | 0 | 57° – 73° |
| June | 89° | 59° | 0.1" | 0 | 0 | 0 | 67° – 80° |
| July | 96° | 65° | 0.1" | 0 | 1 | 0 | 75° – 85° |
| August | 96° | 64° | 0.0" | 0 | 0 | 0 | 77° – 84° |
| September | 90° | 58° | 0.1" | 0 | 1 | 0 | 69° – 79° |
| October | 79° | 49° | 0.4" | 0 | 1 | 0 | 60° – 70° |
| November | 67° | 39° | 0.4" | 0 | 3 | 0 | 46° – 59° |
| December | 58° | 34° | 1.1" | 0 | 4 | 0 | 41° – 49° |
| Year | 76° | 48° | 6.6" | 0.0" | 27 | 0 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Quartz Hill
Quartz Hill gets 7 inches of rain and melted snow a year. February is the wettest month and August the driest. Rain or snow falls on about 27 days a year.
About 248 frost-free days a year
In half of years the last 32° night comes by March 10 and the first one by November 19. That leaves about 248 frost-free days for gardens, longer than 90% of U.S. towns.
Heating and cooling a home in Quartz Hill
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Quartz Hill, 55% of that work is heating and 45% is cooling.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Quartz Hill and its neighbors
Quartz Hill borders 2 towns with climate data. January nights across them vary by 1.1°. Lancaster has both the coldest January nights (34°) and the hottest July afternoons (97°). Quartz Hill’s January low is 35° and its July high 96°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Quartz Hill compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Quartz Hill averaged 2.0° warmer than the 1900s. The biggest change is in March (+2.6°). The shift is larger than in 94% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Quartz Hill’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. May swings the most: between 1991 and 2020 its average temperature ranged from 57° to 73°. August is the most reliable, staying within 7°.
Common questions about Quartz Hill’s climate
What is the coldest month in Quartz Hill?
December, with a typical high of 58° and a low of 34°.
What is the hottest month in Quartz Hill?
August, with a typical high of 96° and a low of 64°. About 118 days a year reach 90°.
How much snow does Quartz Hill get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Quartz Hill?
In half of years the first 32° night comes by November 19, and the last spring frost by March 10.
What is the rainiest month in Quartz Hill?
February, with 1.7 inches of rain and melted snow. The year totals 7 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Quartz Hill itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Palmdale, CA (8 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.