 |
 Current Lewistown Weather Conditions |
Updated January 14th at 1:54 am |
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| Temperature: | 36°F |
Dew Point: | 30°F |
| Barometer: | 30.33 inHg |
Wind: | N 11 Mph |
| Humidity: | 80.5% |
Visibility: | 0M |
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| Lewistown Weather Forecast Summary |
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Today
Jan 14th
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Thursday
Jan 15th
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Friday
Jan 16th
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Saturday
Jan 17th
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Sunday
Jan 18th
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Mix of Cloud and Sun |
Cloudy |
Cloudy |
Mix of Cloud and Sun |
Cloudy |
57°F
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40°F
26°F |
27°F
22°F |
38°F
20°F |
36°F
21°F |
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| Lewistown Detailed Weather Forecast |
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| Wednesday, January 14th, 2026 |
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Overnight |
Temperature: 41°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 55°F |
| Sunny. |
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Afternoon |
Temperature: 51°F |
| Sunny. Windy. |
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Evening |
Temperature: 46°F |
| Clear. Wind 20 to 30 mph. |
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| Thursday, January 15th, 2026 |
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Overnight |
Temperature: 35°F |
| Clear. Windy at times. |
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Morning |
Temperature: 36°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy. |
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Afternoon |
Temperature: 31°F |
| Cloudy with a chance of flurries or showers. Wind 20 to 30 mph. |
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Evening |
Temperature: 26°F |
| A mix of cloudy and clear skies. Wind 25 to 40 mph. |
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| Friday, January 16th, 2026 |
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Overnight |
Temperature: 24°F |
| Cloudy. Wind 25 to 40 mph. |
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Morning |
Temperature: 26°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 24°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 23°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Saturday, January 17th, 2026 |
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Overnight |
Temperature: 20°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 33°F |
| Mostly sunny. |
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Afternoon |
Temperature: 33°F |
| Sunny. |
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Evening |
Temperature: 37°F |
| Clear. Windy at times. |
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| Sunday, January 18th, 2026 |
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Overnight |
Temperature: 34°F |
| A mix of cloudy and clear skies. Windy. |
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Morning |
Temperature: 32°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 25°F |
| Cloudy with a chance of flurries. Windy. |
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Evening |
Temperature: 21°F |
| Clear with cloudy periods. Windy. |
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| Monday, January 19th, 2026 |
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Overnight |
Temperature: 22°F |
| A mix of cloudy and clear skies. Windy. |
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Morning |
Temperature: 27°F |
| A mix of sun and cloud. Windy. |
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Afternoon |
Temperature: 25°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 27°F |
| A mix of cloudy and clear skies. |
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| Tuesday, January 20th, 2026 |
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Overnight |
Temperature: 33°F |
| Cloudy. Windy. |
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Morning |
Temperature: 34°F |
| Cloudy. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 26°F |
| Cloudy. Windy. |
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Evening |
Temperature: 23°F |
| Clear with cloudy periods. Windy at times. |
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| Wednesday, January 21st, 2026 |
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Overnight |
Temperature: 25°F |
| Clear. |
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Morning |
Temperature: 40°F |
| Cloudy. |
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Afternoon |
Temperature: 35°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 28°F |
| Clear with cloudy periods. |
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| Thursday, January 22nd, 2026 |
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Overnight |
Temperature: 26°F |
| Clear. |
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Morning |
Temperature: 40°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 33°F |
| Sunny with cloudy periods. Windy. |
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Evening |
Temperature: 26°F |
| Clear. Windy at times. |
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