Yermo, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Yermo weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——102°77°—
- MondayJul 6Clear——103°74°+1°
- TuesdayJul 7Clear——108°76°+5°
- WednesdayJul 8Clear——110°77°+2°
- ThursdayJul 9Clear——112°78°+2°
- FridayJul 10Overcast——110°77°-2°
- SaturdayJul 11Overcast——110°79°0°
AQI 25 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 6.1 µg/m³ (AQI 34), ratio 0.66 with 11 mph wind — characteristic of long-range haze transport rather than a local source.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 33. Overcast through the UV peak window (cloud cover ~80%) — afternoon ozone should stay flat.
- Present
- AQI 33
- UV peak
- 11.4 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 25
PM × Wind × Precip
PM2.5 at 6.1 µg/m³ (AQI 34), ratio 0.66 with 11 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.66
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- transport
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:03 PM
- Moonset
- 11:06 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Yermo at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: March 16 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 92398
16-Day Forecast — Yermo
- Sun102°77°1%
- Mon103°74°1%
- Tue108°76°0%
- Wed110°77°0%
- Thu112°78°0%
- Fri110°77°0%
- Sat110°79°1%
- Sun103°81°4%
- Mon106°77°8%
- Tue106°80°14%
- Wed104°83°9%
- Thu109°85°13%
- Fri108°88°16%
- Sat104°87°13%
- Sun109°84°13%
- Mon109°86°10%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
ZIP codes in Yermo
- 92398