Martell, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Martell weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——87°62°—
- MondayJul 6Overcast——86°57°-1°
- TuesdayJul 7Overcast——90°53°+4°
- WednesdayJul 8Clear——94°55°+4°
- ThursdayJul 9Clear——97°59°+3°
- FridayJul 10Partly Cloudy——100°62°+3°
- SaturdayJul 11Overcast——103°64°+3°
AQI 27 (Good), driven by PM2.5. AQI down 8 over the last 6 hours (gradual decline). PM2.5 at 9.3 µg/m³ (AQI 51), ratio 0.70 with 8 mph wind — characteristic of long-range haze transport rather than a local source.
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 34. Overcast through the UV peak window (cloud cover ~96%) — afternoon ozone should stay flat.
- Present
- AQI 34
- UV peak
- 6.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 14
PM × Wind × Precip
PM2.5 at 9.3 µg/m³ (AQI 51), ratio 0.70 with 8 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.70
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- transport
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
- 11:22 PM
- Moonset
- 11:21 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Martell at a glance
- Today vs. normal: 73°F — typical for the season
- Last frost: April 6 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Martell
- Sun88°62°4%
- Mon86°57°1%
- Tue90°53°0%
- Wed94°55°0%
- Thu97°59°0%
- Fri100°62°0%
- Sat103°64°0%
- Sun101°68°1%
- Mon108°71°3%
- Tue109°74°4%
- Wed96°70°3%
- Thu98°68°5%
- Fri105°71°10%
- Sat111°76°10%
- Sun111°78°13%
- Mon103°72°6%
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 Martell
- 95642
- 95654