Weather history and climate summary information is available for the following locations:
- Grand Island
- Lincoln
- North Platte
- Omaha
- Scottsbluff
Warmest September Days
The warmest September days in Nebraska are:
| Lincoln, Nebraska | 2000 | 106°F |
| Grand Island, Nebraska | 1998 | 104°F |
| Grand Island, Nebraska | 2012 | 102.9°F |
| Lincoln, Nebraska | 2005 | 102.9°F |
| Lincoln, Nebraska | 1955 | 102.9°F |
Coldest September Days
The coldest September days in Nebraska were:
| North Platte, Nebraska | 1984 | 17.2°F |
| Scottsbluff, Nebraska | 1983 | 18.9°F |
| Scottsbluff, Nebraska | 1985 | 19.9°F |
| Scottsbluff, Nebraska | 1984 | 21°F |
| North Platte, Nebraska | 1974 | 21.9°F |
Wettest September Days
The wettest single days in September occurred:
| Grand Island, Nebraska | 1977 | 5.7 inches |
| Lincoln, Nebraska | 1989 | 5 inches |
| Omaha, Nebraska | 1997 | 4.8 inches |
| Grand Island, Nebraska | 1982 | 3.9 inches |
| Lincoln, Nebraska | 2008 | 3.8 inches |