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.
Madison | Mahaska | Marion | Marshall | Mills | Mitchell | Monona | Monroe | Montgomery | Muscatine
Madison 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) |
---|---|---|---|---|---|
23-Sep | 7-Oct | 21-Oct | 10-Apr | 25-Apr | 9-May |
Mahaska 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 | 11-Oct | 27-Oct | 8-Apr | 20-Apr | 3-May |
Marion 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) |
---|---|---|---|---|---|
29-Sep | 11-Oct | 28-Oct | 6-Apr | 20-Apr | 3-May |
Marshall 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 | 8-Oct | 21-Oct | 13-Apr | 24-Apr | 8-May |
Mills 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) |
---|---|---|---|---|---|
28-Sep | 10-Oct | 27-Oct | 8-Apr | 22-Apr | 8-May |
Mitchell 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) |
---|---|---|---|---|---|
23-Sep | 6-Oct | 19-Oct | 16-Apr | 30-Apr | 11-May |
Monona 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 | 22-Oct | 9-Apr | 26-Apr | 10-May |
Monroe 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) |
---|---|---|---|---|---|
30-Sep | 14-Oct | 28-Oct | 6-Apr | 19-Apr | 3-May |
Montgomery 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) |
---|---|---|---|---|---|
23-Sep | 8-Oct | 24-Oct | 9-Apr | 24-Apr | 9-May |
Muscatine 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) |
---|---|---|---|---|---|
30-Sep | 14-Oct | 28-Oct | 5-Apr | 17-Apr | 30-Apr |