Lewiston, NE has a humid continental climate with warm summers and cold winters. The average high temperature during the summer months is usually around 80°F (27°C), while the average low can dip down to about 50°F (10°C). During winter, temperatures average around 28°F (-2°C), with occasional lows of -20°F (-30°C). Precipitation is spread fairly evenly throughout the year, with most rainfall occurring during spring and summer. Snowfall can also be expected during winter months, but is not very heavy in comparison to other areas in Nebraska.
Lewiston, Nebraska gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lewiston averages 21 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 213 sunny days per year in Lewiston. The US average is 205 sunny days.
Lewiston gets some kind of precipitation, on average, 85 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 88 degrees
Winter Low: the January low is 14
Rain: averages 33 inches of rain a year
Snow: averages 21 inches of snow a year