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.
Dubuque | Emmet | Fayette | Floyd | Franklin | Fremont | Greene | Grundy | Guthrie | Hamilton
Dubuque 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 | 9-Oct | 22-Oct | 10-Apr | 23-Apr | 6-May |
Emmet 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 | 4-Oct | 20-Oct | 15-Apr | 28-Apr | 10-May |
Fayette 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) |
|---|---|---|---|---|---|
| 20-Sep | 2-Oct | 15-Oct | 18-Apr | 1-May | 15-May |
Floyd 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 | 7-Oct | 21-Oct | 13-Apr | 27-Apr | 10-May |
Franklin 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) |
|---|---|---|---|---|---|
| 21-Sep | 5-Oct | 19-Oct | 17-Apr | 28-Apr | 11-May |
Fremont 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 | 13-Oct | 27-Oct | 5-Apr | 17-Apr | 30-Apr |
Greene 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 | 6-Oct | 21-Oct | 13-Apr | 26-Apr | 9-May |
Grundy 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 | 20-Oct | 16-Apr | 27-Apr | 10-May |
Guthrie 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) |
|---|---|---|---|---|---|
| 21-Sep | 4-Oct | 16-Oct | 13-Apr | 27-Apr | 9-May |
Hamilton 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) |
|---|---|---|---|---|---|
| 21-Sep | 5-Oct | 16-Oct | 13-Apr | 29-Apr | 13-May |