Hacienda Heights, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Hacienda Heights weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——87°64°—
- MondayJul 6Clear——88°60°+1°
- TuesdayJul 7Clear——91°63°+3°
- WednesdayJul 8Clear——93°71°+2°
- ThursdayJul 9Clear——94°73°+1°
- FridayJul 10Overcast——90°72°-4°
- SaturdayJul 11Overcast——87°72°-3°
AQI 61 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 18.4 µg/m³ (AQI 68) with a 0.82 fine-to-coarse ratio and 4 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 32 now. With UV 12 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 50 around 1 PM.
- Present
- AQI 32
- UV peak
- 11.7 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 50
PM × Wind × Precip
PM2.5 at 18.4 µg/m³ (AQI 68) with a 0.82 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.82
- Wind
- calm
- 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
- 11:08 PM
- Moonset
- 11:11 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Hacienda Heights at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: March 11 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 91745
16-Day Forecast — Hacienda Heights
- Sun87°64°1%
- Mon88°60°0%
- Tue91°63°0%
- Wed93°71°0%
- Thu94°73°0%
- Fri90°72°0%
- Sat87°72°0%
- Sun87°71°1%
- Mon97°73°5%
- Tue100°78°10%
- Wed99°79°3%
- Thu101°81°10%
- Fri101°82°10%
- Sat98°79°10%
- Sun100°78°19%
- Mon101°77°19%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Hacienda Heights
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 Hacienda Heights
- 91745
- 91716