Frost dates for 89447Yerington, NV
The average last spring frost in Yerington is April 29 and the average first fall frost is October 15, giving a typical growing season of about 167 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 29
- Average first fall frost
- Oct 15
- Growing season
- 167 days
Safer after May 16 (1-in-10 risk)
Possible by Sep 30 (1-in-10 risk)
Last frost typically in 183 days
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | Apr 28 · May 14 · Jun 4 | Sep 21 · Oct 4 · Oct 18 | 142 days | 100% |
| Frost / freeze (32°F) | Apr 13 · Apr 29 · May 16 | Sep 30 · Oct 15 · Oct 27 | 167 days | 100% |
| Hard freeze (28°F) | Mar 25 · Apr 13 · May 2 | Oct 11 · Oct 26 · Nov 6 | 191 days | 100% |
Planting calendar for Yerington
Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Mar 29 – Jun 4 |
| Tomatoes | Transplant outdoors | May 15 – Jun 25 |
| Peppers | Start seeds indoors | Mar 29 – Apr 29 |
| Peppers | Transplant outdoors | May 29 – Jun 29 |
| Eggplant | Start seeds indoors | Apr 15 – May 14 |
| Eggplant | Transplant outdoors | May 29 – Jun 29 |
| Cucumbers | Sow outdoors | May 29 – Jul 5 |
| Summer squash | Sow outdoors | May 15 – Jun 29 |
| Winter squash & pumpkins | Sow outdoors | May 29 – Jun 29 |
| Snap beans | Sow outdoors | May 15 – Jul 28 |
| Sweet corn | Sow outdoors | May 15 – Jun 25 |
| Watermelon & cantaloupe | Sow outdoors | May 29 – Jun 29 |
| Okra | Sow outdoors | May 22 – Jun 14 |
| Peas | Sow outdoors (spring) | Mar 29 – May 14 |
| Potatoes | Plant outdoors (spring) | Mar 29 – May 29 |
| Onions | Start seeds indoors (spring) | Feb 15 – Mar 14 |
| Onions | Transplant outdoors (spring) | Apr 15 – May 14 |
| Broccoli | Start seeds indoors (spring) | Mar 11 – Apr 14 |
| Broccoli | Transplant outdoors (spring) | Apr 15 – May 14 |
| Broccoli | Start seeds indoors (fall) | Jun 15 – Jun 25 |
| Broccoli | Transplant outdoors (fall) | Jul 15 – Jul 26 |
| Cabbage | Start seeds indoors (spring) | Mar 1 – Mar 29 |
| Cabbage | Transplant outdoors (spring) | Mar 29 – Apr 29 |
| Cabbage | Start seeds indoors (fall) | Jun 5 – Jul 5 |
| Cabbage | Transplant outdoors (fall) | Jul 5 – Aug 5 |
| Leaf lettuce | Sow outdoors (spring) | Mar 29 – Jun 14 |
| Leaf lettuce | Sow outdoors (fall) | Jul 5 – Aug 21 |
| Spinach | Sow outdoors (spring) | Mar 22 – May 5 |
| Spinach | Sow outdoors (fall) | Jul 22 – Aug 26 |
| Radishes | Sow outdoors (spring) | Mar 29 – May 19 |
| Radishes | Sow outdoors (fall) | Jul 5 – Sep 5 |
| Kale | Sow outdoors (spring) | Apr 15 – May 5 |
| Kale | Sow outdoors (fall) | Jun 28 – Aug 5 |
| Carrots | Sow outdoors (spring) | Apr 29 – Jun 14 |
| Carrots | Sow outdoors (fall) | Jun 5 – Jul 21 |
| Garlic | Plant outdoors (fall) | Oct 5 – Nov 5 |
Where these dates come from
ZIP code 89447 is matched to the NOAA station Yerington, NV, 1.4 km away, at 4,380 ft elevation (7 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Yerington, NV (used) | 4,380 ft | Apr 29 | Oct 15 |
| Wabuska 6 Se, NV | 4,300 ft | May 31 | Sep 17 |
| Smith 6 N, NV | 5,000 ft | May 23 | Sep 28 |
| Topaz Lake, NV | 5,292 ft | May 12 | Oct 6 |
Frost dates near Yerington
- Wellington, NV 89444 · last May 23, first Sep 28
- Smith, NV 89430 · last May 23, first Sep 28
- Schurz, NV 89427 · last May 31, first Sep 17
- Gardnerville, NV 89410 · last —, first —
- Silver Springs, NV 89429 · last Apr 18, first Oct 25
- Dayton, NV 89403 · last Apr 20, first Oct 23
- Topaz, CA 96133 · last May 23, first Sep 28
- Minden, NV 89423 · last May 30, first Sep 26
Frequently asked questions
- When is the last frost in Yerington, NV?
- For ZIP code 89447, the average last spring frost (32°F) is April 29, based on NOAA 1991-2020 climate normals for the Yerington, NV weather station. There is a 1-in-10 chance of a frost after May 16.
- When is the first frost in Yerington, NV?
- The average first fall frost (32°F) is October 15. There is a 1-in-10 chance of frost by September 30, so tender plants are at risk from that point on.
- How long is the growing season in 89447?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 167 days long.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.