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City of Lewistown
305 West Watson Street, Lewistown, MT 59457
Weather

What is the forecast in Lewistown on May 11?

Published 05/10/25

Lewistown, Montana — Don't leave the house without knowing what the weather will be.

According to Open-Meteo, today's high temperature will be 81 degrees, with 35% relative humidity.

Temperatures will get down to 56 degrees.

The Lewistown area is slated to receive no precipitation today.

Tomorrow, May 12, will have highs of 72 degrees and lows of 52 degrees.

Considerable cloudiness is expected on Monday in Lewistown.

On May 13, the expected daily high will be 58 degrees, with a low of 45 degrees.

Don't forget your rain coat on May 13 with drizzles in the forecast for the city.

Weather conditions can change quickly and this forecast may change.

Three Day Forecast for Lewistown Starting May 11
Day
Sun, May 11
Mon, May 12
Tue, May 13
Temperature 
81°/56°
72°/52°
58°/45°
Humidity
35%
41%
53%
Precipitation
0mm
0mm
0mm
Wind Speed
22mph
21mph
14mph

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