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 Keystone Weather Forecast Summary |
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Today
Dec 11th
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Friday
Dec 12th
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Saturday
Dec 13th
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Sunday
Dec 14th
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Monday
Dec 15th
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Cloudy |
Mix of rain and snow |
Cloudy |
Cloudy |
Mix of Cloud and Sun |
28°F
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35°F
23°F |
34°F
26°F |
22°F
7°F |
28°F
5°F |
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| Keystone Detailed Weather Forecast |
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| Thursday, December 11th, 2025 |
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Overnight |
Temperature: 23°F |
| Cloudy with a chance of flurries. Windy at times. |
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Morning |
Temperature: 26°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 22°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 23°F |
| Cloudy. |
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| Friday, December 12th, 2025 |
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Overnight |
Temperature: 24°F |
| Cloudy with a chance of flurries. |
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Morning |
Temperature: 32°F |
| Cloudy with flurries or showers likely. Risk of freezing rain. |
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Afternoon |
Temperature: 34°F |
| Cloudy with a chance of flurries or showers. Risk of freezing rain. |
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Evening |
Temperature: 33°F |
| Cloudy. |
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| Saturday, December 13th, 2025 |
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Overnight |
Temperature: 31°F |
| Cloudy. |
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Morning |
Temperature: 33°F |
| Cloudy. |
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Afternoon |
Temperature: 32°F |
| Cloudy. |
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Evening |
Temperature: 28°F |
| Cloudy. |
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| Sunday, December 14th, 2025 |
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Overnight |
Temperature: 19°F |
| Cloudy with a chance of flurries. |
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Morning |
Temperature: 14°F |
| Cloudy with a slight chance of flurries. Windy at times. |
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Afternoon |
Temperature: 10°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 7°F |
| Cloudy. |
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| Monday, December 15th, 2025 |
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Overnight |
Temperature: 5°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 21°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 22°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 18°F |
| A mix of cloudy and clear skies. |
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| Tuesday, December 16th, 2025 |
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Overnight |
Temperature: 19°F |
| Cloudy. |
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Morning |
Temperature: 32°F |
| Cloudy. |
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Afternoon |
Temperature: 29°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 21°F |
| Clear. |
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| Wednesday, December 17th, 2025 |
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Overnight |
Temperature: 24°F |
| Cloudy. |
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Morning |
Temperature: 39°F |
| Cloudy. |
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Afternoon |
Temperature: 37°F |
| Cloudy. |
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Evening |
Temperature: 35°F |
| Cloudy. |
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| Thursday, December 18th, 2025 |
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Overnight |
Temperature: 34°F |
| Cloudy. |
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Morning |
Temperature: 51°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 45°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 44°F |
| Cloudy with a slight chance of showers. |
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| Friday, December 19th, 2025 |
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Overnight |
Temperature: 48°F |
| Cloudy with a chance of showers. |
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Morning |
Temperature: 48°F |
| Cloudy with a chance of showers. |
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Afternoon |
Temperature: 43°F |
| Cloudy. |
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Evening |
Temperature: 39°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. |
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