Gretna, NE Weather
Gretna, NE climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 20's.
The warmest month of the year is July with an average maximum temperature of 89.30 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 10.30 degrees Fahrenheit.
Temperature variations between night and day tend to be moderate during summer with a difference that can reach 25 degrees Fahrenheit, and moderate during winter with an average difference of 22 degrees Fahrenheit.
The annual average precipitation at Gretna is 30.12 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is May with an average rainfall of 4.77 Inches.
Weather Data
Current Conditions
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Mostly Cloudy, 40°F | Humidity: 62% | Dewpoint: 28°F |
| Wind Speed: NW 18.4 MPH G 25.3 (16 MPH G 22 KT) | Heat Index: 40°F | ||
| Barometer: 30.05 in. | Wind Chill: 31°F |
Weather Forecast
| Hi: 45°F | Rest of today: Breezy. Mostly cloudy. A 20 percent chance of rain showers and snow showers in the afternoon. Highs in the mid 40s. Northwest winds 10 to 25 mph increasing to 20 to 25 mph in the afternoon. | |
| Lo: 25°F | ||
| Hi: 45°F | Thanksgiving day: Mostly sunny. Highs in the mid 40s. West winds 5 to 10 mph. | |
| Lo: 29°F | ||
| Hi: 55°F | Friday: Sunny. Highs in the mid 50s. Southwest winds around 5 mph. | |
| Lo: 30°F | ||
| Hi: 50°F | Saturday: Partly cloudy. Highs around 50. Lows around 30. | |
| Lo: 30°F | ||
| Hi: 40°F | Sunday: Mostly cloudy. Highs around 40. Lows in the mid 20s. | |
| Lo: 25°F | ||
| Hi: 40°F | Monday: Mostly cloudy. Highs around 40. Lows in the mid 20s. | |
| Lo: 25°F | ||
| Hi: 40°F | Tuesday: Mostly cloudy. Highs around 40. Lows in the mid 20s. | |
| Lo: 25°F |
Moon, Sunrise and Sunset
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Moon Phase: Waxing Gibbous Moon | Civil Twilight: 6:53 AM CST |
Sunrise: 7:23 AM CST |
| Sunset: 4:59 PM CST |
Civil Twilight: 5:29 PM CST |
Normal Climate
Normal Temperatures
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max °F | 32.4 | 38.4 | 50.4 | 63.6 | 74.4 | 84.9 | 89.3 | 86.9 | 79.0 | 66.5 | 48.8 | 35.8 | 62.5 |
| Mean °F | 21.4 | 27.1 | 38.3 | 50.7 | 61.8 | 72.2 | 76.9 | 74.5 | 65.5 | 53.0 | 37.8 | 25.8 | 50.4 |
| Min °F | 10.3 | 15.7 | 26.2 | 37.8 | 49.1 | 59.5 | 64.5 | 62.1 | 51.9 | 39.4 | 26.8 | 15.7 | 38.3 |
Normal Precipitation
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | 0.74 | 0.70 | 2.02 | 2.97 | 4.77 | 3.74 | 3.63 | 4.02 | 2.58 | 2.26 | 1.76 | 0.93 | 30.12 |

