Lucerne, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Lucerne weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——90°61°—
- MondayJul 6Clear——89°61°-1°
- TuesdayJul 7Clear——93°54°+4°
- WednesdayJul 8Clear——97°55°+4°
- ThursdayJul 9Clear——99°58°+2°
- FridayJul 10Overcast——98°60°-1°
- SaturdayJul 11Overcast——102°62°+4°
AQI 22 (Good), driven by PM2.5. AQI down 5 over the last 6 hours (gradual decline). PM2.5 at 6.4 µg/m³ (AQI 36) with a 0.75 fine-to-coarse ratio and 5 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 31 now. With UV 5.2 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 21 around 1 PM.
- Present
- AQI 31
- UV peak
- 5.2 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 21
PM × Wind × Precip
PM2.5 at 6.4 µg/m³ (AQI 36) with a 0.75 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.75
- 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
- 11:31 PM
- Moonset
- 11:29 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Lucerne at a glance
- Today vs. normal: 7°F above the seasonal normal for this latitude
- Last frost: April 10 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 95458
16-Day Forecast — Lucerne
- Sun90°61°0%
- Mon89°61°0%
- Tue93°54°0%
- Wed97°55°0%
- Thu99°58°0%
- Fri98°60°0%
- Sat102°62°0%
- Sun104°65°0%
- Mon107°69°2%
- Tue108°71°2%
- Wed104°70°1%
- Thu79°70°1%
- Fri101°68°0%
- Sat105°67°3%
- Sun107°66°0%
- Mon102°61°0%
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 Lucerne
- 95458