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Plan your week in Lancaster County with our detailed 7-Day Weather Forecast. Access reliable daily temperature highs and lows, rain chances, and weekly weather pattern summaries.

Lancaster County 7-Day Weather Forecast

Wednesday, Oct 21, 2026

Nighttime
57°F

Sunny / Clear

Feels like 57°F

Humidity

76%

Wind Speed

9.8 mph

Precipitation

0 in

Pressure

1022 hPa

UV Index

0

Visibility

10 mi

Cloud Cover

0%

Dew Point

48°F

7-Day Weather Forecast

Today

Oct 21

Sunny / Clear
64°H
53°L
0%

Thu

Oct 22

Sunny / Clear
65°H
48°L
0%

Fri

Oct 23

Sunny / Clear
58°H
54°L
0%

Sat

Oct 24

Sunny / Clear
62°H
50°L
0%

Sun

Oct 25

Sunny / Clear
63°H
53°L
0%

Mon

Oct 26

Sunny / Clear
64°H
46°L
0%

Tue

Oct 27

Sunny / Clear
68°H
46°L
0%

24-Hour Forecast

4 AM

57°

0%

5 AM

57°

0%

6 AM

56°

0%

7 AM

56°

0%

8 AM

55°

0%

9 AM

54°

0%

10 AM

54°

0%

11 AM

53°

0%

12 PM

54°

0%

1 PM

56°

0%

2 PM

58°

0%

3 PM

59°

0%

4 PM

61°

0%

5 PM

63°

0%

6 PM

64°

0%

7 PM

64°

0%

8 PM

64°

0%

9 PM

63°

0%

10 PM

60°

0%

11 PM

58°

0%

12 AM

56°

0%

1 AM

55°

0%

2 AM

54°

0%

3 AM

53°

0%

Air Quality (AQI)

42Good

Air quality is satisfactory, and air pollution poses little or no risk.

PM2.5

4.1 µg/m³

PM10

4.1 µg/m³

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

354.8° N

Sustained Wind

9.8 mph

Wind Gusts

9.8 mph

7-Day Temp Range

Week's Hottest

68°F

Max Rain Prob

0%

Expected 7-Day Swings

46°
68°

High and low limits expected over the next week.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Lancaster County · 37.73°N, 76.48°W
Radar Page
Coordinates37.7287°N, 76.4824°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)42Good
UV Index0Low Risk
Visibility10 milesClear

Frequently Asked Questions

The 7-day forecast for Lancaster County includes comprehensive daily weather summaries, max/min temperatures, and expected rainfall to keep you prepared for the week.

About Lancaster County Climate & Weather

Weather forecast for Lancaster County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.