Last frost date in Wildwood, MO
Expect the last frost in Wildwood around April 12. Frost after April 27 happens in only one year out of ten. The first fall frost usually arrives about October 23, which leaves 193 frost-free days. An early freeze before October 11 happens one year in ten.
- Safe after (10% risk)
- Apr 27
- Average first frost
- Oct 23
- Frost-free season
- 193 days
- Hard freeze (28°F) ends
- Mar 31
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2249°
- FriOct 2346°
- SatOct 2448°
- SunOct 2550°
- MonOct 2649°
- TueOct 2746°
- WedOct 2847°
Planting calendar for Wildwood
Windows count forward or back from the average frost dates above. Click a crop for dates across Missouri.
Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Mar 28 | Apr 12 | Apr 27 | Oct 11 | Oct 23 | Nov 5 |
| Hard freeze, 28°F | Mar 14 | Mar 31 | Apr 17 | Oct 22 | Nov 3 | Nov 18 |
Read the spring 10% column as the date after which only one year in ten still gets frost. That is the safer date for tomatoes, peppers and basil.
Where these numbers come from
NOAA station St Louis Sprt Of S L Airport (USW00003966) sits 5.6 miles from the center of Wildwood at 462 feet. Its averages cover 1991 to 2020. Low spots, valleys and open fields can keep getting frost a week or two after the station stops; city centers and lakeshores usually get less of it.
Questions
When is the last frost in Wildwood, MO?
The average last frost date in Wildwood is April 12, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 27.
When is the first frost in Wildwood?
The first frost in fall usually comes around October 23. One year in ten it arrives before October 11.
How long is the growing season in Wildwood?
About 193 days between the average last and first frost.
When should I plant tomatoes in Wildwood?
Plant tomato seedlings outside from April 19 to May 3. Start seeds indoors six to eight weeks earlier.
Nearby in Missouri
- BallwinApr 4
- ChesterfieldApr 4
- KirkwoodApr 1
- O'FallonApr 10
- Maryland HeightsApr 4
- St. PetersApr 9
- Webster GrovesApr 1
- St. CharlesApr 8
- AfftonApr 1
- University CityApr 1
- ArnoldApr 9
- MehlvilleApr 6