Frost dates for 03827East Kingston, NH
The average last spring frost in East Kingston is May 7 and the average first fall frost is October 4, giving a typical growing season of about 148 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- May 7
- Average first fall frost
- Oct 4
- Growing season
- 148 days
Safer after May 21 (1-in-10 risk)
Possible by Sep 22 (1-in-10 risk)
Last frost typically in 186 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 19 · Jun 1 | Sep 12 · Sep 25 · Oct 6 | 127 days | 100% |
| Frost / freeze (32°F) | Apr 25 · May 7 · May 21 | Sep 22 · Oct 4 · Oct 17 | 148 days | 100% |
| Hard freeze (28°F) | Apr 10 · Apr 24 · May 8 | Oct 1 · Oct 15 · Nov 1 | 172 days | 100% |
Planting calendar for East Kingston
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 6 – Jun 12 |
| Tomatoes | Transplant outdoors | May 23 – Jun 14 |
| Peppers | Start seeds indoors | Apr 6 – May 7 |
| Peppers | Transplant outdoors | Jun 6 – Jul 7 |
| Eggplant | Start seeds indoors | Apr 23 – May 22 |
| Eggplant | Transplant outdoors | Jun 6 – Jul 7 |
| Cucumbers | Sow outdoors | Jun 6 – Jun 24 |
| Summer squash | Sow outdoors | May 23 – Jul 7 |
| Winter squash & pumpkins | Sow outdoors | Jun 6 – Jul 7 |
| Snap beans | Sow outdoors | May 23 – Jul 17 |
| Sweet corn | Sow outdoors | May 23 – Jun 14 |
| Watermelon & cantaloupe | Sow outdoors | Jun 6 – Jul 7 |
| Okra | Sow outdoors | May 30 – Jun 22 |
| Peas | Sow outdoors (spring) | Apr 6 – May 22 |
| Potatoes | Plant outdoors (spring) | Apr 6 – Jun 6 |
| Onions | Start seeds indoors (spring) | Feb 23 – Mar 22 |
| Onions | Transplant outdoors (spring) | Apr 23 – May 22 |
| Broccoli | Start seeds indoors (spring) | Mar 19 – Apr 22 |
| Broccoli | Transplant outdoors (spring) | Apr 23 – May 22 |
| Broccoli | Start seeds indoors (fall) | Jun 4 – Jun 14 |
| Broccoli | Transplant outdoors (fall) | Jul 4 – Jul 15 |
| Cabbage | Start seeds indoors (spring) | Mar 9 – Apr 6 |
| Cabbage | Transplant outdoors (spring) | Apr 6 – May 7 |
| Cabbage | Start seeds indoors (fall) | May 25 – Jun 24 |
| Cabbage | Transplant outdoors (fall) | Jun 24 – Jul 25 |
| Leaf lettuce | Sow outdoors (spring) | Apr 6 – Jun 22 |
| Leaf lettuce | Sow outdoors (fall) | Jun 24 – Aug 10 |
| Spinach | Sow outdoors (spring) | Mar 30 – May 13 |
| Spinach | Sow outdoors (fall) | Jul 11 – Aug 15 |
| Radishes | Sow outdoors (spring) | Apr 6 – May 27 |
| Radishes | Sow outdoors (fall) | Jun 24 – Aug 25 |
| Kale | Sow outdoors (spring) | Apr 23 – May 13 |
| Kale | Sow outdoors (fall) | Jun 17 – Jul 25 |
| Carrots | Sow outdoors (spring) | May 7 – Jun 22 |
| Carrots | Sow outdoors (fall) | May 25 – Jul 10 |
| Garlic | Plant outdoors (fall) | Sep 24 – Oct 25 |
Where these dates come from
ZIP code 03827 is matched to the NOAA station Epping, NH, 15.8 km away, at 160 ft elevation (42 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Epping, NH (used) | 160 ft | May 7 | Oct 4 |
| Haverhill, MA | 20 ft | May 1 | Oct 12 |
| W Hampstead, NH | 288 ft | Apr 30 | Oct 11 |
| Greenland, NH | 95 ft | May 4 | Oct 8 |
Frost dates near East Kingston
- Newton, NH 03858 · last Apr 21, first Oct 21
- Kingston, NH 03848 · last May 7, first Oct 4
- Newton Junction, NH 03859 · last May 1, first Oct 12
- Amesbury, MA 01913 · last May 3, first Oct 8
- Merrimac, MA 01860 · last May 1, first Oct 12
- Hampton Falls, NH 03844 · last May 4, first Oct 8
- Exeter, NH 03833 · last May 4, first Oct 8
- Seabrook, NH 03874 · last May 4, first Oct 8
Frequently asked questions
- When is the last frost in East Kingston, NH?
- For ZIP code 03827, the average last spring frost (32°F) is May 7, based on NOAA 1991-2020 climate normals for the Epping, NH weather station. There is a 1-in-10 chance of a frost after May 21.
- When is the first frost in East Kingston, NH?
- The average first fall frost (32°F) is October 4. 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 03827?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 148 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.