Oroville, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Oroville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——93°68°—
- MondayJul 6Clear——95°64°+2°
- TuesdayJul 7Overcast——99°58°+4°
- WednesdayJul 8Clear——102°59°+3°
- ThursdayJul 9Clear——105°65°+3°
- FridayJul 10Overcast——107°66°+2°
- SaturdayJul 11Overcast——109°69°+2°
AQI 27 (Good), driven by PM2.5. AQI down 8 over the last 6 hours (gradual decline). PM2.5 at 7.9 µg/m³ (AQI 44) with a 0.71 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
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 39 now. With UV 6.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 35 around 1 PM.
- Present
- AQI 39
- UV peak
- 6.8 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 35
PM × Wind × Precip
PM2.5 at 7.9 µg/m³ (AQI 44) with a 0.71 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.71
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 11:26 PM
- Moonset
- 11:24 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Oroville at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 13 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 95965, 95966
16-Day Forecast — Oroville
- Sun93°68°0%
- Mon95°64°1%
- Tue99°58°0%
- Wed102°59°0%
- Thu105°65°0%
- Fri107°66°0%
- Sat109°69°1%
- Sun96°69°0%
- Mon104°66°2%
- Tue111°71°3%
- Wed110°71°1%
- Thu111°70°6%
- Fri113°76°6%
- Sat112°75°6%
- Sun107°73°6%
- Mon106°64°3%
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 Oroville
- 95965
- 95966
- 95940