Boron, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Boron weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——95°74°—
- MondayJul 6Clear——98°69°+3°
- TuesdayJul 7Clear——101°67°+3°
- WednesdayJul 8Clear——105°67°+4°
- ThursdayJul 9Clear——107°69°+2°
- FridayJul 10Partly Cloudy——105°70°-2°
- SaturdayJul 11Overcast——103°71°-2°
AQI 40 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM10 at 38.8 µg/m³ (AQI 36) with a 0.29 fine-to-coarse ratio under 10 mph wind — coarse road or agricultural dust being kicked up.
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 37 now. With UV 12 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 59 around 1 PM.
- Present
- AQI 37
- UV peak
- 11.9 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 59
PM × Wind × Precip
PM10 at 38.8 µg/m³ (AQI 36) with a 0.29 fine-to-coarse ratio under 10 mph wind — coarse road or agricultural dust being kicked up.
- PM2.5/PM10
- 0.29
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- blown dust
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
- 11:07 PM
- Moonset
- 11:09 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Boron at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: March 17 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 93516
16-Day Forecast — Boron
- Sun95°74°1%
- Mon98°69°0%
- Tue101°67°0%
- Wed105°67°0%
- Thu107°69°0%
- Fri105°70°0%
- Sat103°71°1%
- Sun93°71°2%
- Mon102°69°5%
- Tue102°76°10%
- Wed99°78°8%
- Thu104°79°16%
- Fri104°81°17%
- Sat98°82°10%
- Sun104°80°10%
- Mon105°79°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 Boron
- 93516
- 93596