McLean, NE Weather & Growing Conditions
Overnight
37°F
Slight Chance Rain Showers
A slight chance of rain showers before 3am. Cloudy. Low around 37, with temperatures rising to around 39 overnight. Northwest wind around 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 37°F | Slight Chance Rain Showers | 20 mph NW | 20% |
| Wednesday | 45°F | Slight Chance Rain Showers | 16 to 20 mph NW | 22% |
| Wednesday Night | 36°F | Chance Rain Showers | 16 mph NW | 43% |
| Thursday | 45°F | Partly Sunny | 12 to 18 mph NNW | 4% |
| Thursday Night | 31°F | Mostly Cloudy | 2 to 10 mph N | 0% |
| Friday | 46°F | Mostly Sunny | 0 to 3 mph E | 0% |
| Friday Night | 31°F | Partly Cloudy | 5 mph S | 0% |
| Saturday | 54°F | Mostly Sunny | 5 to 8 mph SW | 0% |
| Saturday Night | 36°F | Mostly Clear | 6 mph W | 0% |
| Sunday | 58°F | Sunny | 8 mph WSW | 0% |
| Sunday Night | 40°F | Mostly Clear | 7 to 10 mph SSW | 0% |
| Monday | 61°F | Sunny | 8 to 14 mph W | 0% |
| Monday Night | 40°F | Mostly Clear | 3 to 7 mph NW | 0% |
| Tuesday | 59°F | Mostly Sunny | 3 to 7 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for McLean, NE
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
160 days
Hardiness zone
5b
Explore more for McLean, NE: full frost dates · planting calendar · Nebraska frost dates
Climate data from the nearest NOAA station, Osmond, Ne (5.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.