Below is the likelihood of experiencing 32°F on or before the given date in fall and on or after the given date in spring.
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
This information is based on weather data collected from 1950-2021 provided by the Midwestern Regional Climate Center (MRCC). Visit that website to get more detailed information and statistics.
Sac | Scott | Shelby | Sioux | Story | Tama | Taylor | Union | Van Buren | Wapello
Sac County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 24-Sep | 7-Oct | 24-Oct | 9-Apr | 26-Apr | 9-May |
Scott County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 5-Oct | 19-Oct | 2-Nov | 5-Apr | 15-Apr | 30-Apr |
Shelby County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 22-Sep | 6-Oct | 18-Oct | 9-Apr | 24-Apr | 9-May |
Sioux County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 19-Sep | 1-Oct | 14-Oct | 18-Apr | 1-May | 13-May |
Story County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 26-Sep | 7-Oct | 21-Oct | 13-Apr | 24-Apr | 6-May |
Tama County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 22-Sep | 8-Oct | 18-Oct | 14-Apr | 27-Apr | 10-May |
Taylor County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 27-Sep | 10-Oct | 27-Oct | 9-Apr | 22-Apr | 6-May |
Union County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 27-Sep | 10-Oct | 28-Oct | 9-Apr | 23-Apr | 7-May |
Van Buren County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 1-Oct | 15-Oct | 28-Oct | 5-Apr | 18-Apr | 1-May |
Wapello County
Early = only 10% of all freeze dates occurred before this day.
Average = the average freeze date for this location.
Late = only 10% of all freeze dates occurred after this day.
| Early First Fall Freeze (32°F) | Average First Fall Freeze (32°F) | Late First Fall Freeze (32°F) | Early Last Spring Freeze Date (32°F) | Average Last Spring Freeze Date (32°F) | Late Last Spring Freeze Date (32°F) |
|---|---|---|---|---|---|
| 1-Oct | 15-Oct | 28-Oct | 5-Apr | 16-Apr | 30-Apr |