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 Lewistown Weather Forecast Summary |
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Today
Feb 23rd
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Tuesday
Feb 24th
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Wednesday
Feb 25th
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Thursday
Feb 26th
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Friday
Feb 27th
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Cloudy |
Cloudy |
Mix of rain and snow |
Mix of rain and snow |
Cloudy |
34°F
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31°F
14°F |
41°F
19°F |
36°F
18°F |
34°F
18°F |
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| Lewistown Detailed Weather Forecast |
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| Monday, February 23rd, 2026 |
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Overnight |
Temperature: 28°F |
| Cloudy with a chance of flurries. Windy at times. |
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Morning |
Temperature: 33°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 30°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 21°F |
| Clear with cloudy periods. Windy at times. |
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| Tuesday, February 24th, 2026 |
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Overnight |
Temperature: 15°F |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 24°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 27°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 25°F |
| Cloudy with a chance of flurries. |
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| Wednesday, February 25th, 2026 |
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Overnight |
Temperature: 29°F |
| Cloudy with flurries likely. |
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Morning |
Temperature: 37°F |
| Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times. |
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Afternoon |
Temperature: 37°F |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: 23°F |
| Clear with cloudy periods. |
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| Thursday, February 26th, 2026 |
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Overnight |
Temperature: 18°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 33°F |
| Cloudy. |
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Afternoon |
Temperature: 30°F |
| Cloudy with a few flurries. |
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Evening |
Temperature: 29°F |
| Cloudy with a few flurries. |
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| Friday, February 27th, 2026 |
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Overnight |
Temperature: 20°F |
| Clear with cloudy periods with a chance of flurries. |
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Morning |
Temperature: 33°F |
| Cloudy. |
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Afternoon |
Temperature: 28°F |
| Cloudy. |
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Evening |
Temperature: 19°F |
| Clear with cloudy periods. |
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| Saturday, February 28th, 2026 |
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Overnight |
Temperature: 16°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 38°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 38°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 33°F |
| Cloudy. |
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| Sunday, March 1st, 2026 |
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Overnight |
Temperature: 34°F |
| Cloudy. |
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Morning |
Temperature: 36°F |
| Cloudy. |
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Afternoon |
Temperature: 31°F |
| Cloudy. |
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Evening |
Temperature: 20°F |
| Mostly clear. |
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| Monday, March 2nd, 2026 |
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Overnight |
Temperature: 18°F |
| Cloudy. |
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Morning |
Temperature: 23°F |
| Cloudy. |
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Afternoon |
Temperature: 22°F |
| Cloudy with a chance of flurries. |
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Evening |
Temperature: 22°F |
| Cloudy with a chance of flurries. |
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| Tuesday, March 3rd, 2026 |
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Overnight |
Temperature: 23°F |
| Cloudy with a chance of flurries. |
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Morning |
Temperature: 27°F |
| Cloudy with flurries likely. Windy at times. |
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Afternoon |
Temperature: 33°F |
| Cloudy with flurries or showers likely. Risk of freezing rain. |
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Evening |
Temperature: 39°F |
| Cloudy with a few showers. Showers possibly mixed with wet flurries. Windy at times. |
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