Livermore, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Livermore weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——82°58°—
- MondayJul 6Overcast——79°53°-3°
- TuesdayJul 7Foggy——78°52°-1°
- WednesdayJul 8Clear——89°51°+11°
- ThursdayJul 9Clear——91°57°+2°
- FridayJul 10Overcast——94°57°+3°
- SaturdayJul 11Overcast——99°64°+5°
AQI 40 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 10.5 µg/m³ (AQI 54) with a 0.70 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
PM × Wind × Precip
PM2.5 at 10.5 µg/m³ (AQI 54) with a 0.70 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.70
- 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
- 11:25 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Livermore at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: April 2 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 94550, 94551
16-Day Forecast — Livermore
- Sun82°58°0%
- Mon79°53°0%
- Tue78°52°0%
- Wed89°51°0%
- Thu91°57°0%
- Fri94°57°0%
- Sat99°64°0%
- Sun86°67°1%
- Mon98°67°3%
- Tue98°67°3%
- Wed97°66°1%
- Thu99°65°3%
- Fri103°72°0%
- Sat95°68°0%
- Sun92°65°3%
- Mon91°61°3%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Livermore
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 Livermore
- 94550
- 94551