Lancaster Weather Forecast
- 70
- 93
Chance Thunderstorms
- 73
- 96
Slight Chance Thunderstorms
- 72
- 94
Chance Thunderstorms
- 72
- 94
Chance Thunderstorms
- 72
- 93
Chance Thunderstorms
- 72
- 93
Rain Showers Likely
Today 22 Jul Smith
Patchy fog in the morning. Mostly sunny with a chance of Showers. A slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Humid with Highs in the lower 90s. Light and variable Winds, becoming north around 5 Mph in the afternoon. Chance of rain 30 percent. Heat index Values up to 108.
Tonight 22 Jul Smith
Mostly clear. A chance of Showers and Thunderstorms in the evening. Patchy fog after midnight. Lows around 70. Northeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 30 percent.
Lancaster Temperature Statistics
July Temperature
Sparta Upper Cumberland Regional Airport (18.6 miles)
Lowest 3 July, 2025
59 °FAverage July
77.6 °FHighest 4 July, 2025
91.4 °F
Climate (2020–Present)
Sparta Upper Cumberland Regional Airport (18.6 miles)
Average Low 2020–2025
47 °FAverage 2020–2025
59.3 °FAverage High 2020–2025
70 °F