When to plant in Chino Valley, AZ
USDA Zone 8aEverything below — frost dates, hardiness zone, and what to plant when in Chino Valley, Arizona — is derived from the closest NOAA station with complete climate normals.
Zone 8a means many perennials and even some tender shrubs overwinter in Chino Valley, while your frost dates still decide when annuals go out.
Frost probability
CHINO VALLEY · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Chino Valley’s own odds, recorded at CHINO VALLEY.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Jun 2 | May 13 | Apr 26 | Oct 1 | Oct 12 | Oct 27 |
| 32°F | May 18 | Apr 27 | Apr 10 | Oct 9 | Oct 24 | Nov 8 |
| 28°F | Apr 29 | Apr 9 | Mar 18 | Oct 18 | Nov 5 | Nov 19 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Chino Valley, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 19 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Chino Valley planting FAQ
When is the last spring frost in Chino Valley, AZ?
Plan for the last spring frost in Chino Valley around April 27 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Chino Valley, AZ?
In Chino Valley, the first 32°F freeze of fall lands around October 24 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Chino Valley in?
Chino Valley is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Chino Valley?
There are roughly 180 frost-free days in Chino Valley (a moderate growing season), running from the average last frost around April 27 to the first fall frost near October 24.
When should I plant tomatoes in Chino Valley?
In Chino Valley, start tomato seeds indoors around March 2–March 16, then transplant seedlings outdoors around May 4 once the danger of frost has passed.
Never miss a window in Chino Valley
An email when it’s time to start seeds, transplant, and sow — timed to Chino Valley’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Prescott · 17 km
- Prescott Valley · 18 km
- Verde Village · 38 km
- Cottonwood · 39 km
- Camp Verde · 54 km
- Flagstaff · 87 km
- New River · 100 km
- Anthem · 103 km
Frost dates recorded at CHINO VALLEY, 5 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Chino Valley, AZ — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00021654. Retrieved from https://blissgarden.com/arizona/chino-valley.