Best year time to visit Lancaster County

General weather information about Lancaster County

Average annual temperature is 15.9 °C

Absolute maximum temperature: 35.7 °C

Absolute minimum temperature: -7.1 °C

Number of sunny days: 179 days

Number of rainy days: 185 days

Number of snow days: 1 day

* Weather data for Lancaster County United States is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	20.5	25.5	24.6	28.7	26.7	30.2	35.7	34.4	33.3	27.5	25.6	19.7
Average daytime temperature (°C)	11.9	13.2	14.3	20.8	21.5	25.8	30.6	29.4	26.3	21.5	14.4	12.0
Average temperature (°C)	8.0	8.8	9.4	15.9	17.4	21.6	26.3	25.3	22.5	16.8	10.2	7.9
Average night temperature (°C)	4.7	4.9	5.6	12.1	14.1	18.2	22.8	22.1	19.4	12.9	6.8	4.6
Absolute minimum temperature (°C)	-1.1	-7.1	-0.7	5.2	8.0	14.0	20.5	19.3	15.8	7.9	-3.4	-1.0

The best time to visit Lancaster County during the most sunny months:

The largest precipitation sum in Lancaster County is at

April — 113(mm)

June — 153(mm)

September — 125(mm)

December — 138(mm)

When is the best time to visit Lancaster County?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Lancaster County.

What is the weather like in Lancaster County?

See average temperature, rainfall and daylight hours for Lancaster County by month in the table above.

How many sunny days does Lancaster County have?

The monthly weather statistics above show sunshine and rainfall patterns for Lancaster County throughout the year.