Hayfork, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Hayfork weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——91°60°—
- MondayJul 6Overcast——90°64°-1°
- TuesdayJul 7Clear——96°53°+6°
- WednesdayJul 8Clear——92°50°-4°
- ThursdayJul 9Clear——93°49°+1°
- FridayJul 10Partly Cloudy——95°52°+2°
- SaturdayJul 11Overcast——100°51°+5°
AQI 30 (Good), driven by Ozone. Ozone at AQI 50. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
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 50. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 50
- UV peak
- 7.7 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 26
PM × Wind × Precip
PM2.5 at 6.6 µg/m³ (AQI 37) with a 0.66 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.66
- 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
- 11:33 PM
- Moonset
- 11:31 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Hayfork at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: April 19 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 96041
16-Day Forecast — Hayfork
- Sun91°60°1%
- Mon90°64°2%
- Tue96°53°2%
- Wed92°50°0%
- Thu93°49°0%
- Fri95°52°0%
- Sat100°51°1%
- Sun93°64°0%
- Mon92°56°2%
- Tue95°51°2%
- Wed96°49°3%
- Thu101°52°2%
- Fri101°54°3%
- Sat99°59°6%
- Sun96°56°0%
- Mon97°49°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 Hayfork
- 96041