 |
 Current Lewistown Weather Conditions |
Updated July 22nd at 3:54 am |
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| Overcast |
| Temperature: | 63°F |
Dew Point: | 54°F |
| Barometer: | 30.15 inHg |
Wind: | N 17 Mph |
| Humidity: | 72.4% |
Visibility: | 0M |
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| Lewistown Weather Forecast Summary |
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Today
Jul 22nd
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Thursday
Jul 23rd
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Friday
Jul 24th
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Saturday
Jul 25th
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Sunday
Jul 26th
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Mostly Sunny |
Mostly Sunny |
Sunny |
Mostly Sunny |
Mostly Sunny |
84°F
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88°F
67°F |
95°F
72°F |
100°F
70°F |
98°F
71°F |
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| Lewistown Detailed Weather Forecast |
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| Wednesday, July 22nd, 2026 |
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Morning |
Temperature: 66°F |
| Mostly sunny. |
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Afternoon |
Temperature: 82°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 79°F |
| Clear with cloudy periods. |
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| Thursday, July 23rd, 2026 |
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Overnight |
Temperature: 70°F |
| Mostly clear. |
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Morning |
Temperature: 74°F |
| Sunny. Chance of a thunderstorm. |
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Afternoon |
Temperature: 87°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 74°F |
| Mostly clear with a chance of showers or thundershowers. |
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| Friday, July 24th, 2026 |
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Overnight |
Temperature: 73°F |
| Mostly clear. Slight chance of a thunderstorm. Windy at times. |
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Morning |
Temperature: 77°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 93°F |
| Sunny. Slight chance of a thunderstorm. Windy. |
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Evening |
Temperature: 85°F |
| Clear. Windy at times. |
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| Saturday, July 25th, 2026 |
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Overnight |
Temperature: 72°F |
| Clear. |
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Morning |
Temperature: 77°F |
| Mostly sunny. |
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Afternoon |
Temperature: 98°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 83°F |
| Clear with cloudy periods. Slight chance of a thunderstorm. Windy. |
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| Sunday, July 26th, 2026 |
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Overnight |
Temperature: 73°F |
| Clear. |
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Morning |
Temperature: 78°F |
| Sunny. |
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Afternoon |
Temperature: 96°F |
| Sunny. Windy. |
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Evening |
Temperature: 86°F |
| Mostly clear. Windy at times. |
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| Monday, July 27th, 2026 |
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Overnight |
Temperature: 68°F |
| Clear. Windy at times. |
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Morning |
Temperature: 69°F |
| Sunny. |
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Afternoon |
Temperature: 86°F |
| Sunny. Windy. |
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Evening |
Temperature: 77°F |
| Clear. Windy. |
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| Tuesday, July 28th, 2026 |
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Overnight |
Temperature: 62°F |
| Clear. |
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Morning |
Temperature: 66°F |
| Sunny. |
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Afternoon |
Temperature: 84°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 80°F |
| Clear. Windy at times. |
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| Wednesday, July 29th, 2026 |
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Overnight |
Temperature: 66°F |
| Clear. |
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Morning |
Temperature: 68°F |
| Sunny. |
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Afternoon |
Temperature: 90°F |
| Sunny. |
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Evening |
Temperature: 84°F |
| Clear. Windy at times. |
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| Thursday, July 30th, 2026 |
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Overnight |
Temperature: 71°F |
| Clear. |
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Morning |
Temperature: 72°F |
| Sunny. |
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Afternoon |
Temperature: 87°F |
| Sunny. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 81°F |
| Clear. |
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