Millersville & Lancaster Area Climatology

• This Month's Data: Millersville University
• MU's current monthly "Climogram"
• MU's current monthly "Precipogram"
• MU's year-to-date temps (plotted weekly)
• This Month's Data: Lancaster Airport
• Yesterday's Climo: Harrisburg, Williamsport, UNV
• Yesterday's Statewide: High/low/precip
• NWS monthly summary interface: PHI | CTP | PIT
• NWS Co-Op Archive: CTP | PHI | PIT | CLE BGM

• Monthly Summaries: MU/Lancaster (since 1914)
• Climograms: MU/Lancaster (since 1914)
• Precipograms: MU/Lancaster (since 1914)
• Hourly Data: MU Weather Station (5/98 - Present)
• Meteograms: 24-hour Data Plots (3/10 - Present)
• Search for past METAR (hourly) reports
• Monthly total precip: Many PA cities 1920-1994
• Monthly Temp. Departures: 1914-2020
• Monthly Precip. & Departures: 1914-2020
• Monthly Precip. Most- and Least-Ever
• Mean Monthly Data: High/Low/Precip/Degree Days

• Daily Sun and Moon Data
• NOAA Sunrise/Sunset Calculator
• NOAA Solar Position Calculator
• Local Wind Rose (MDT) Avg. Speed & Direction
• PA Tornados (1950-2011): Plot of Tracks | Lancaster-Lebanon tornado plots (abridged) | Lower SusQ tornado plots (abridged) 
• Historical Rainfall Statistics: Lancaster | PA
• A Severe Weather Database (SPC)
• Radar image archive
• Daily Map Archive | NOAA Map Library
• Historical Climatology Network data for many PA locations (1920-1994): Monthly Average Highs, Monthly Average Lows, Monthly Mean Temps
• For Comprehensive Climatological Data go to National Climatic Data Center

• Normals & Records: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
• Extremes by Month and Day (PDF file): Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
• Normal Year-to-date Precip: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
• Normal High/Lows: Graph

• Seasonal Snowfall: 1926 - 2019 | graph
• Monthly Snowfall: ~90-year Average
• Snowstorms (date & amount) by Decade: 1920/30s | 40s | 50s | 60s | 70s | 80s | 90s | 00s | 10s
• All measurable snowfalls since 1926
• List of all 24-hour Precip. Events =>2 inches
• 24-hour Precip. Events => 2 inches by MONTH
• 24-hour Precip. Events => 1 inch by MONTH

• PA DEP: Current Drought Status
• Local Obs: Stream Flow | Well Depth to Water
• Lancaster: Moving 120-day Precip & Drought Criteria
• USGS Water Monitoring: Palmer | Ground | Surface
• NWS Products: Drought Monitor | Soil Moisture | US Seasonal Drought Outlook | 7-day Avg. Streamflow
• Historic: PA Drought |
• ENSO update: NOAA's weekly report (ppt)