Frost dates for 05346Putney, VT
The average last spring frost in Putney is May 8 and the average first fall frost is October 3, giving a typical growing season of about 149 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- May 8
- Average first fall frost
- Oct 3
- Growing season
- 149 days
Safer after May 22 (1-in-10 risk)
Possible by Sep 22 (1-in-10 risk)
Last frost typically in 188 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) | May 6 · May 21 · Jun 6 | Sep 12 · Sep 25 · Oct 6 | 125 days | 100% |
| Frost / freeze (32°F) | Apr 24 · May 8 · May 22 | Sep 22 · Oct 3 · Oct 20 | 149 days | 100% |
| Hard freeze (28°F) | Apr 10 · Apr 25 · May 11 | Oct 1 · Oct 16 · Nov 3 | 175 days | 100% |
Planting calendar for Putney
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 | Apr 7 – Jun 13 |
| Tomatoes | Transplant outdoors | May 24 – Jun 13 |
| Peppers | Start seeds indoors | Apr 7 – May 8 |
| Peppers | Transplant outdoors | Jun 7 – Jul 8 |
| Eggplant | Start seeds indoors | Apr 24 – May 23 |
| Eggplant | Transplant outdoors | Jun 7 – Jul 8 |
| Cucumbers | Sow outdoors | Jun 7 – Jun 23 |
| Summer squash | Sow outdoors | May 24 – Jul 8 |
| Winter squash & pumpkins | Sow outdoors | Jun 7 – Jul 8 |
| Snap beans | Sow outdoors | May 24 – Jul 16 |
| Sweet corn | Sow outdoors | May 24 – Jun 13 |
| Watermelon & cantaloupe | Sow outdoors | Jun 7 – Jul 8 |
| Okra | Sow outdoors | May 31 – Jun 23 |
| Peas | Sow outdoors (spring) | Apr 7 – May 23 |
| Potatoes | Plant outdoors (spring) | Apr 7 – Jun 7 |
| Onions | Start seeds indoors (spring) | Feb 24 – Mar 23 |
| Onions | Transplant outdoors (spring) | Apr 24 – May 23 |
| Broccoli | Start seeds indoors (spring) | Mar 20 – Apr 23 |
| Broccoli | Transplant outdoors (spring) | Apr 24 – May 23 |
| Broccoli | Start seeds indoors (fall) | Jun 3 – Jun 13 |
| Broccoli | Transplant outdoors (fall) | Jul 3 – Jul 14 |
| Cabbage | Start seeds indoors (spring) | Mar 10 – Apr 7 |
| Cabbage | Transplant outdoors (spring) | Apr 7 – May 8 |
| Cabbage | Start seeds indoors (fall) | May 24 – Jun 23 |
| Cabbage | Transplant outdoors (fall) | Jun 23 – Jul 24 |
| Leaf lettuce | Sow outdoors (spring) | Apr 7 – Jun 23 |
| Leaf lettuce | Sow outdoors (fall) | Jun 23 – Aug 9 |
| Spinach | Sow outdoors (spring) | Mar 31 – May 14 |
| Spinach | Sow outdoors (fall) | Jul 10 – Aug 14 |
| Radishes | Sow outdoors (spring) | Apr 7 – May 28 |
| Radishes | Sow outdoors (fall) | Jun 23 – Aug 24 |
| Kale | Sow outdoors (spring) | Apr 24 – May 14 |
| Kale | Sow outdoors (fall) | Jun 16 – Jul 24 |
| Carrots | Sow outdoors (spring) | May 8 – Jun 23 |
| Carrots | Sow outdoors (fall) | May 24 – Jul 9 |
| Garlic | Plant outdoors (fall) | Sep 23 – Oct 24 |
Where these dates come from
ZIP code 05346 is matched to the NOAA station Walpole 2S Nepp, NH, 6.5 km away, at 604 ft elevation (147 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Walpole 2S Nepp, NH (used) | 604 ft | May 8 | Oct 3 |
| Keene, NH | 511 ft | May 14 | Oct 1 |
| N Springfield Lake, VT | 560 ft | May 9 | Oct 2 |
| Springfield Hartness Ap, VT | 578 ft | May 13 | Oct 3 |
Frost dates near Putney
- Westminster, VT 05158 · last May 8, first Oct 3
- Westminster Station, VT 05159 · last May 14, first Oct 1
- Walpole, NH 03608 · last May 8, first Oct 3
- Westmoreland, NH 03467 · last May 14, first Oct 1
- Saxtons River, VT 05154 · last May 13, first Oct 3
- North Walpole, NH 03609 · last May 14, first Oct 1
- Townshend, VT 05353 · last May 13, first Sep 29
- Bellows Falls, VT 05101 · last May 13, first Oct 3
Frequently asked questions
- When is the last frost in Putney, VT?
- For ZIP code 05346, the average last spring frost (32°F) is May 8, based on NOAA 1991-2020 climate normals for the Walpole 2S Nepp, NH weather station. There is a 1-in-10 chance of a frost after May 22.
- When is the first frost in Putney, VT?
- The average first fall frost (32°F) is October 3. There is a 1-in-10 chance of frost by September 22, so tender plants are at risk from that point on.
- How long is the growing season in 05346?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 149 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.