Frost dates for 74939Hodgen, OK
The average last spring frost in Hodgen is April 9 and the average first fall frost is October 29, giving a typical growing season of about 201 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 9
- Average first fall frost
- Oct 29
- Growing season
- 201 days
Safer after Apr 24 (1-in-10 risk)
Possible by Oct 14 (1-in-10 risk)
Last frost typically in 160 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 6 · Apr 20 · May 2 | Oct 4 · Oct 19 · Nov 1 | 182 days | 100% |
| Frost / freeze (32°F) | Mar 23 · Apr 9 · Apr 24 | Oct 14 · Oct 29 · Nov 11 | 201 days | 100% |
| Hard freeze (28°F) | Mar 6 · Mar 28 · Apr 14 | Oct 21 · Nov 5 · Nov 23 | 223 days | 100% |
Planting calendar for Hodgen
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 9 – May 15 |
| Tomatoes | Transplant outdoors | Apr 25 – Jul 9 |
| Peppers | Start seeds indoors | Mar 9 – Apr 9 |
| Peppers | Transplant outdoors | May 9 – Jun 9 |
| Eggplant | Start seeds indoors | Mar 26 – Apr 24 |
| Eggplant | Transplant outdoors | May 9 – Jun 9 |
| Cucumbers | Sow outdoors | May 9 – Jul 19 |
| Summer squash | Sow outdoors | Apr 25 – Jun 9 |
| Winter squash & pumpkins | Sow outdoors | May 9 – Jun 9 |
| Snap beans | Sow outdoors | Apr 25 – Aug 11 |
| Sweet corn | Sow outdoors | Apr 25 – Jul 9 |
| Watermelon & cantaloupe | Sow outdoors | May 9 – Jun 9 |
| Okra | Sow outdoors | May 2 – May 25 |
| Peas | Sow outdoors (spring) | Mar 9 – Apr 24 |
| Potatoes | Plant outdoors (spring) | Mar 9 – May 9 |
| Onions | Start seeds indoors (spring) | Jan 26 – Feb 22 |
| Onions | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (spring) | Feb 19 – Mar 25 |
| Broccoli | Transplant outdoors (spring) | Mar 26 – Apr 24 |
| Broccoli | Start seeds indoors (fall) | Jun 29 – Jul 9 |
| Broccoli | Transplant outdoors (fall) | Jul 29 – Aug 9 |
| Cabbage | Start seeds indoors (spring) | Feb 9 – Mar 9 |
| Cabbage | Transplant outdoors (spring) | Mar 9 – Apr 9 |
| Cabbage | Start seeds indoors (fall) | Jun 19 – Jul 19 |
| Cabbage | Transplant outdoors (fall) | Jul 19 – Aug 19 |
| Leaf lettuce | Sow outdoors (spring) | Mar 9 – May 25 |
| Leaf lettuce | Sow outdoors (fall) | Jul 19 – Sep 4 |
| Spinach | Sow outdoors (spring) | Mar 2 – Apr 15 |
| Spinach | Sow outdoors (fall) | Aug 5 – Sep 9 |
| Radishes | Sow outdoors (spring) | Mar 9 – Apr 29 |
| Radishes | Sow outdoors (fall) | Jul 19 – Sep 19 |
| Kale | Sow outdoors (spring) | Mar 26 – Apr 15 |
| Kale | Sow outdoors (fall) | Jul 12 – Aug 19 |
| Carrots | Sow outdoors (spring) | Apr 9 – May 25 |
| Carrots | Sow outdoors (fall) | Jun 19 – Aug 4 |
| Garlic | Plant outdoors (fall) | Oct 19 – Nov 19 |
Where these dates come from
ZIP code 74939 is matched to the NOAA station Smithville, OK, 31.8 km away, at 822 ft elevation (8 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Smithville, OK (used) | 822 ft | Apr 9 | Oct 29 |
| Wister 3S, OK | 525 ft | Apr 6 | Nov 2 |
| Mena, AR | 1,152 ft | Apr 5 | Nov 1 |
| Battiest, OK | 822 ft | Apr 13 | Oct 27 |
Frost dates near Hodgen
- Heavener, OK 74937 · last Apr 6, first Nov 2
- Muse, OK 74949 · last Apr 13, first Oct 27
- Howe, OK 74940 · last Apr 6, first Nov 2
- Whitesboro, OK 74577 · last Apr 13, first Oct 27
- Wister, OK 74966 · last Apr 6, first Nov 2
- Monroe, OK 74947 · last Apr 6, first Nov 2
- Smithville, OK 74957 · last Apr 9, first Oct 29
- Fanshawe, OK 74935 · last Mar 23, first Nov 5
Frequently asked questions
- When is the last frost in Hodgen, OK?
- For ZIP code 74939, the average last spring frost (32°F) is April 9, based on NOAA 1991-2020 climate normals for the Smithville, OK weather station. There is a 1-in-10 chance of a frost after April 24.
- When is the first frost in Hodgen, OK?
- The average first fall frost (32°F) is October 29. There is a 1-in-10 chance of frost by October 14, so tender plants are at risk from that point on.
- How long is the growing season in 74939?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 201 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.