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 Lewistown Weather Forecast Summary |
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Today
Nov 18th
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Wednesday
Nov 19th
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Thursday
Nov 20th
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Friday
Nov 21st
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Saturday
Nov 22nd
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Mix of Cloud and Sun |
Cloudy |
Mix of Cloud and Sun |
Cloudy |
Mix of Cloud and Sun |
56°F
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45°F
34°F |
49°F
34°F |
54°F
38°F |
48°F
35°F |
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| Lewistown Detailed Weather Forecast |
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| Tuesday, November 18th, 2025 |
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Evening |
Temperature: 42°F |
| A mix of cloudy and clear skies. |
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| Wednesday, November 19th, 2025 |
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Overnight |
Temperature: 37°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 43°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 37°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 34°F |
| Clear. |
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| Thursday, November 20th, 2025 |
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Overnight |
Temperature: 35°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 48°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 39°F |
| Mostly sunny. |
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Evening |
Temperature: 39°F |
| Clear. |
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| Friday, November 21st, 2025 |
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Overnight |
Temperature: 38°F |
| A mix of clear and cloudy skies. |
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Morning |
Temperature: 53°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 45°F |
| Cloudy. Windy. |
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Evening |
Temperature: 40°F |
| Mostly clear. Windy at times. |
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| Saturday, November 22nd, 2025 |
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Overnight |
Temperature: 37°F |
| Clear. Windy at times. |
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Morning |
Temperature: 47°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 38°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 36°F |
| A mix of cloudy and clear skies. |
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| Sunday, November 23rd, 2025 |
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Overnight |
Temperature: 40°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 58°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 46°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 43°F |
| Cloudy. |
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| Monday, November 24th, 2025 |
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Overnight |
Temperature: 43°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 52°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 37°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Wind 20 to 30 mph. |
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Evening |
Temperature: 30°F |
| Cloudy with a chance of flurries or showers. Windy. |
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| Tuesday, November 25th, 2025 |
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Overnight |
Temperature: 24°F |
| Cloudy. Windy. |
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Morning |
Temperature: 24°F |
| A mix of cloud and sun. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 19°F |
| Cloudy with a slight chance of flurries. Wind 20 to 30 mph. |
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Evening |
Temperature: 16°F |
| Cloudy with a chance of flurries. Wind 20 to 30 mph. |
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| Wednesday, November 26th, 2025 |
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Overnight |
Temperature: 16°F |
| Cloudy with a chance of flurries. Windy. |
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Morning |
Temperature: 23°F |
| A mix of cloud and sun with a slight chance of flurries. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 16°F |
| Sunny. |
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Evening |
Temperature: 14°F |
| Clear. |
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