Climate averages 1991–2020
Palmdale weather
in May.
A warm, very dry month: the 5th warmest and the joint 3rd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Palmdale: daytime highs average 25.7°C and nights cool to about 12.1°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 12 mm of rain on roughly 3 days, which makes May a very dry month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 57 min on an average May day.
The nearest other city in this atlas is Lancaster (13 km away). In May its highs average 26.7°C, 1.0°C warmer than Palmdale, with 3.6 mm of rain.
Among the 498 cities listed in the United States, Palmdale ranks joint 171st of 498 for the warmest May highs and joint 63rd of 498 for the driest May (rainfall, lowest first). The mean May high of those 498 cities is 23.8°C; Palmdale is 1.9°C warmer than that mean.
From May to June, average highs rise by 4.8°C to 30.5°C, and monthly rainfall falls from 12 mm to 3.9 mm.
The annual picture
May 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, selected | 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 | 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
May in nearby cities
- Lancaster in MayUnited States · 13 kmHigh 26.7°C · Low 12.3°C · 3.6 mm rain
- Santa Clarita in MayUnited States · 44 kmHigh 25.2°C · Low 12.3°C · 10 mm rain
- Valencia, United States in MayUnited States · 48 kmHigh 25.4°C · Low 12.4°C · 10 mm rain
- Burbank in MayUnited States · 48 kmHigh 25.6°C · Low 13.0°C · 12 mm rain
- Pasadena (California), United States in MayUnited States · 48 kmHigh 24.1°C · Low 11.6°C · 12 mm rain
- Glendale (California), United States in MayUnited States · 50 kmHigh 24.4°C · Low 12.1°C · 12 mm rain
- El Monte in MayUnited States · 57 kmHigh 25.2°C · Low 12.9°C · 9.6 mm rain
- West Covina in MayUnited States · 59 kmHigh 24.9°C · Low 12.7°C · 9.6 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.