Clay Weather Forecast
- 65
- 86
Slight Chance Thunderstorms
- 58
- 81
Partly Sunny
- 56
- 79
Mostly Sunny
- 57
- 80
Mostly Sunny
- 61
- 83
Partly Sunny
- 69
- 86
Slight Chance Thunderstorms
Today 4 Sep Lancaster
Mostly sunny. Very warm with Highs in the mid 80s. Northwest Winds 5 to 10 Mph.
Tonight 4 Sep Lancaster
Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Humid with Lows in the mid 60s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.
Clay Temperature Statistics
September Temperature
Lancaster, Lancaster Airport (6.8 miles)
Lowest 2 September, 2026
68 °FAverage September
74.8 °FHighest 1 September, 2026
89.1 °F
Climate (2021–2026)
Lancaster, Lancaster Airport (6.8 miles)
Average Low 2021–2026
45.8 °FAverage 2021–2026
55.5 °FAverage High 2021–2026
65.1 °F