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 Lancaster Weather Forecast Summary |
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Today
May 15th
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Saturday
May 16th
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Sunday
May 17th
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Monday
May 18th
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Tuesday
May 19th
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Mix of Cloud and Sun |
Mostly Sunny |
Mix of Cloud and Sun |
Mix of Sun and Cloud |
Mix of Cloud and Sun |
89°F
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89°F
68°F |
90°F
71°F |
87°F
76°F |
87°F
68°F |
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| Lancaster Detailed Weather Forecast |
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| Friday, May 15th, 2026 |
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Morning |
Temperature: 71°F |
| A mix of cloud and sun. Slight chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 87°F |
| A mix of sun and cloud. Chance of a thunderstorm. Wind 20 to 30 mph. |
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Evening |
Temperature: 80°F |
| A mix of cloudy and clear skies. Chance of a thunderstorm. Windy. |
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| Saturday, May 16th, 2026 |
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Overnight |
Temperature: 73°F |
| A mix of cloudy and clear skies. Slight chance of a thunderstorm. Windy. |
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Morning |
Temperature: 73°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 87°F |
| Sunny. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 79°F |
| Clear. Chance of a thunderstorm. Windy. |
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| Sunday, May 17th, 2026 |
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Overnight |
Temperature: 72°F |
| Cloudy with clear periods. Slight chance of a thunderstorm. Windy. |
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Morning |
Temperature: 75°F |
| A mix of cloud and sun. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 85°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Wind 20 to 30 mph. |
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Evening |
Temperature: 84°F |
| A mix of cloudy and clear skies. Chance of a thunderstorm. Windy. |
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| Monday, May 18th, 2026 |
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Overnight |
Temperature: 76°F |
| Clear with cloudy periods. Chance of a thunderstorm. Windy. |
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Morning |
Temperature: 78°F |
| Mostly cloudy with a slight chance of showers or thundershowers. Windy. |
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Afternoon |
Temperature: 87°F |
| A mix of cloud and sun with a slight chance of showers or thundershowers. Wind 20 to 30 mph. |
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Evening |
Temperature: 83°F |
| Mostly clear. Chance of a thunderstorm. Wind 20 to 30 mph. |
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| Tuesday, May 19th, 2026 |
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Overnight |
Temperature: 76°F |
| Mostly clear. Chance of a thunderstorm. Windy. |
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Morning |
Temperature: 76°F |
| A mix of cloud and sun with a chance of showers or thundershowers. Windy at times. |
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Afternoon |
Temperature: 85°F |
| A mix of cloud and sun with a slight chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 70°F |
| Mostly cloudy with showers likely. Chance of a thunderstorm. Windy. |
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| Wednesday, May 20th, 2026 |
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Overnight |
Temperature: 67°F |
| A mix of cloudy and clear skies with showers. |
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Morning |
Temperature: 70°F |
| Sunny with cloudy periods with a few showers. Chance of a thunderstorm. |
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Afternoon |
Temperature: 80°F |
| Sunny with cloudy periods with a slight chance of showers or thundershowers. |
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Evening |
Temperature: 75°F |
| Clear with a slight chance of showers or thundershowers. Windy at times. |
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| Thursday, May 21st, 2026 |
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Overnight |
Temperature: 66°F |
| Clear with cloudy periods with a slight chance of showers. |
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Morning |
Temperature: 68°F |
| Mostly cloudy with a chance of showers. |
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Afternoon |
Temperature: 81°F |
| A mix of cloud and sun with a slight chance of showers or thundershowers. |
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Evening |
Temperature: 76°F |
| Mostly clear. Chance of a thunderstorm. |
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| Friday, May 22nd, 2026 |
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Overnight |
Temperature: 68°F |
| Mostly clear with a few showers. Slight chance of a thunderstorm. |
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Morning |
Temperature: 71°F |
| A mix of sun and cloud with a few showers. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 83°F |
| Mostly cloudy with a chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 77°F |
| Mostly clear with a chance of showers or thundershowers. Windy at times. |
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| Saturday, May 23rd, 2026 |
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Overnight |
Temperature: 72°F |
| Clear with cloudy periods with a slight chance of showers or thundershowers. Windy at times. |
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Morning |
Temperature: 73°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 84°F |
| A mix of cloud and sun. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 81°F |
| Clear with cloudy periods with a slight chance of showers or thundershowers. Windy at times. |
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