Climate averages 1991–2020
Palmdale weather
in July.
A hot, fairly dry month: the 2nd warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
July is a hot month in Palmdale: daytime highs average 33.7°C and nights cool to about 19.2°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 17 mm of rain on roughly 4 days, which makes July a fairly dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 14 min on an average July day.
The nearest other city in this atlas is Lancaster (13 km away). In July its highs average 34.7°C, 0.9°C warmer than Palmdale, with 3.8 mm of rain.
Among the 498 cities listed in the United States, Palmdale ranks joint 78th of 498 for the warmest July highs and joint 136th of 498 for the driest July (rainfall, lowest first). The mean July high of those 498 cities is 30.3°C; Palmdale is 3.5°C warmer than that mean.
From July to August, average highs rise by 0.3°C to 34.1°C, and monthly rainfall falls from 17 mm to 12 mm.
The annual picture
July in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Palmdale climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 13.9°C4.5°C | 4.5°C | 63 | 5.6 | 10.110 h |
| February | 15.1°C5.0°C | 5.0°C | 74 | 6.6 | 10.911 h |
| March | 18.2°C6.7°C | 6.7°C | 51 | 6.3 | 11.912 h |
| April | 21.4°C8.7°C | 8.7°C | 23 | 4.0 | 13.013 h |
| May | 25.7°C12.1°C | 12.1°C | 12 | 3.1 | 13.914 h |
| June | 30.5°C15.8°C | 15.8°C | 3.9 | 1.1 | 14.414 h |
| July, selected | 33.7°C19.2°C | 19.2°C | 17 | 3.5 | 14.214 h |
| August | 34.1°C19.7°C | 19.7°C | 12 | 2.8 | 13.413 h |
| September | 31.1°C17.7°C | 17.7°C | 11 | 2.5 | 12.412 h |
| October | 24.8°C13.1°C | 13.1°C | 19 | 2.7 | 11.311 h |
| November | 18.3°C7.9°C | 7.9°C | 19 | 3.0 | 10.410 h |
| December | 13.4°C4.1°C | 4.1°C | 47 | 5.0 | 9.910 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- Lancaster in JulyUnited States · 13 kmHigh 34.7°C · Low 19.4°C · 3.8 mm rain
- Santa Clarita in JulyUnited States · 44 kmHigh 31.6°C · Low 19.0°C · 2.7 mm rain
- Valencia, United States in JulyUnited States · 48 kmHigh 31.6°C · Low 19.0°C · 2.7 mm rain
- Burbank in JulyUnited States · 48 kmHigh 32.1°C · Low 18.9°C · 3.1 mm rain
- Pasadena (California), United States in JulyUnited States · 48 kmHigh 30.5°C · Low 17.2°C · 3.1 mm rain
- Glendale (California), United States in JulyUnited States · 50 kmHigh 30.4°C · Low 17.5°C · 3.1 mm rain
- El Monte in JulyUnited States · 57 kmHigh 31.7°C · Low 18.6°C · 1.6 mm rain
- West Covina in JulyUnited States · 59 kmHigh 31.5°C · Low 18.4°C · 1.6 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Palmdale) is explained once on the Palmdale year overview and on the Sources, method and limits page.