Waterloo, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waterloo, a village in Douglas County, Nebraska.
Tonight
70°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. Low around 70, with temperatures rising to around 72 overnight. Southeast wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Waterloo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Chance Showers And Thunderstorms | 6 mph SE | 50% |
| Saturday | 77°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph N | 22% |
| Saturday Night | 61°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 8 mph N | 31% |
| Sunday | 64°F | Chance Rain Showers | 8 mph NNE | 44% |
| Sunday Night | 57°F | Chance Rain Showers | 7 mph NE | 46% |
| Monday | 60°F | Rain Showers Likely | 7 mph NE | 57% |
| Monday Night | 52°F | Chance Rain Showers then Mostly Cloudy | 2 to 7 mph NE | 27% |
| Tuesday | 61°F | Partly Sunny | 5 mph ENE | 5% |
| Tuesday Night | 48°F | Partly Cloudy | 3 mph ESE | 1% |
| Wednesday | 64°F | Mostly Sunny | 3 mph SE | 5% |
| Wednesday Night | 54°F | Mostly Cloudy then Chance Rain Showers | 2 mph SE | 30% |
| Thursday | 65°F | Chance Rain Showers | 5 mph SE | 35% |
| Thursday Night | 57°F | Chance Showers And Thunderstorms | 3 mph SE | 29% |
| Friday | 66°F | Chance Showers And Thunderstorms | 5 mph SE | 29% |
Forecast source: National Weather Service (api.weather.gov) for Waterloo (41.287, -96.288). Updated through the day.
Growing snapshot for Waterloo
Last spring frost
Apr 15
First fall frost
Oct 21
Growing season
187 days
Hardiness zone
6a
More local growing data for Waterloo: nearby ZIP 68022 weather · frost dates · planting calendar · Nebraska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Valley Nws, Ne (6.8 mi from Waterloo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.