Frost dates for 47967New Richmond, IN
The average last spring frost in New Richmond is April 20 and the average first fall frost is October 20, giving a typical growing season of about 182 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 20
- Average first fall frost
- Oct 20
- Growing season
- 182 days
Safer after May 6 (1-in-10 risk)
Possible by Oct 4 (1-in-10 risk)
Last frost typically in 169 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 17 · May 1 · May 17 | Sep 25 · Oct 9 · Oct 21 | 160 days | 100% |
| Frost / freeze (32°F) | Apr 6 · Apr 20 · May 6 | Oct 4 · Oct 20 · Nov 2 | 182 days | 100% |
| Hard freeze (28°F) | Mar 24 · Apr 7 · Apr 24 | Oct 17 · Oct 31 · Nov 16 | 204 days | 100% |
Planting calendar for New Richmond
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 20 – May 26 |
| Tomatoes | Transplant outdoors | May 6 – Jun 30 |
| Peppers | Start seeds indoors | Mar 20 – Apr 20 |
| Peppers | Transplant outdoors | May 20 – Jun 20 |
| Eggplant | Start seeds indoors | Apr 6 – May 5 |
| Eggplant | Transplant outdoors | May 20 – Jun 20 |
| Cucumbers | Sow outdoors | May 20 – Jul 10 |
| Summer squash | Sow outdoors | May 6 – Jun 20 |
| Winter squash & pumpkins | Sow outdoors | May 20 – Jun 20 |
| Snap beans | Sow outdoors | May 6 – Aug 2 |
| Sweet corn | Sow outdoors | May 6 – Jun 30 |
| Watermelon & cantaloupe | Sow outdoors | May 20 – Jun 20 |
| Okra | Sow outdoors | May 13 – Jun 5 |
| Peas | Sow outdoors (spring) | Mar 20 – May 5 |
| Potatoes | Plant outdoors (spring) | Mar 20 – May 20 |
| Onions | Start seeds indoors (spring) | Feb 6 – Mar 5 |
| Onions | Transplant outdoors (spring) | Apr 6 – May 5 |
| Broccoli | Start seeds indoors (spring) | Mar 2 – Apr 5 |
| Broccoli | Transplant outdoors (spring) | Apr 6 – May 5 |
| Broccoli | Start seeds indoors (fall) | Jun 20 – Jun 30 |
| Broccoli | Transplant outdoors (fall) | Jul 20 – Jul 31 |
| Cabbage | Start seeds indoors (spring) | Feb 20 – Mar 20 |
| Cabbage | Transplant outdoors (spring) | Mar 20 – Apr 20 |
| Cabbage | Start seeds indoors (fall) | Jun 10 – Jul 10 |
| Cabbage | Transplant outdoors (fall) | Jul 10 – Aug 10 |
| Leaf lettuce | Sow outdoors (spring) | Mar 20 – Jun 5 |
| Leaf lettuce | Sow outdoors (fall) | Jul 10 – Aug 26 |
| Spinach | Sow outdoors (spring) | Mar 13 – Apr 26 |
| Spinach | Sow outdoors (fall) | Jul 27 – Aug 31 |
| Radishes | Sow outdoors (spring) | Mar 20 – May 10 |
| Radishes | Sow outdoors (fall) | Jul 10 – Sep 10 |
| Kale | Sow outdoors (spring) | Apr 6 – Apr 26 |
| Kale | Sow outdoors (fall) | Jul 3 – Aug 10 |
| Carrots | Sow outdoors (spring) | Apr 20 – Jun 5 |
| Carrots | Sow outdoors (fall) | Jun 10 – Jul 26 |
| Garlic | Plant outdoors (fall) | Oct 10 – Nov 10 |
Where these dates come from
ZIP code 47967 is matched to the NOAA station Lafayette 8 S, IN, 14.3 km away, at 732 ft elevation (46 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Lafayette 8 S, IN (used) | 732 ft | Apr 20 | Oct 20 |
| Attica 2E, IN | 727 ft | Apr 22 | Oct 17 |
| Crawfordsville 6 Se, IN | 836 ft | Apr 27 | Oct 12 |
| Lafayette Purdue Univ Ap, IN | 599 ft | Apr 26 | Oct 18 |
Frost dates near New Richmond
- Linden, IN 47955 · last Apr 20, first Oct 20
- Wingate, IN 47994 · last Apr 22, first Oct 17
- Romney, IN 47981 · last Apr 20, first Oct 20
- Waynetown, IN 47990 · last Apr 27, first Oct 12
- Mellott, IN 47958 · last Apr 22, first Oct 17
- Newtown, IN 47969 · last Apr 22, first Oct 17
- Lafayette, IN 47909 · last Apr 20, first Oct 20
- Crawfordsville, IN 47933 · last Apr 27, first Oct 12
Frequently asked questions
- When is the last frost in New Richmond, IN?
- For ZIP code 47967, the average last spring frost (32°F) is April 20, based on NOAA 1991-2020 climate normals for the Lafayette 8 S, IN weather station. There is a 1-in-10 chance of a frost after May 6.
- When is the first frost in New Richmond, IN?
- The average first fall frost (32°F) is October 20. There is a 1-in-10 chance of frost by October 4, so tender plants are at risk from that point on.
- How long is the growing season in 47967?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 182 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.