Climate Data for Latitude 40.25 Longitude -75.25

Köppen climate classification: Cfa (Climate: warm temperate; Precipitation: fully humid; Temperature: hot summer)
 

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Valley Forge National Historical Park

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min Temp20.821.329.439.048.958.363.161.553.842.533.524.6109 years
Mean Temp29.230.339.650.260.669.474.072.265.054.043.232.8109 years
Max Temp37.539.349.761.572.480.685.082.976.465.552.941.0109 years
FrostDays31.028.231.022.88.32.02.95.04.313.429.831.074 years
WetDays10.710.210.09.410.59.79.38.56.86.48.69.7109 years
Precipitationin3.52.93.83.73.83.94.64.73.93.33.43.8109 years
Potential Evapotranspirationin1.31.42.63.94.85.35.74.93.72.71.91.3109 years
Yearly Average Temperatures 1901 - 2009 (English) Latitude 40.25 Longitude -75.25
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 40.25 Longitude -75.25
Yearly Total Frost Days 1902 - 2009 Latitude 40.25 Longitude -75.25
Yearly Total Precipitation 1901 - 2009 (English) Latitude 40.25 Longitude -75.25
Yearly Total Wet Days 1901 - 2009 Latitude 40.25 Longitude -75.25
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 40.25 Longitude -75.25

Climate data provided by CRU TS 3.1 - University of East Anglia Climate Research Unit (CRU). [Phil Jones, Ian Harris]. CRU Time Series (TS) high resolution gridded datasets, [Internet]. NCAS British Atmospheric Data Centre, 2008, Accessed: 28-July-2011
Charting software provided by pChart - a PHP class to build charts.
Köppen climate classification provided by Kottek, M., J. Grieser, C. Beck, B. Rudolf, and F. Rubel, 2006: World Map of Köppen-Geiger Climate Classification updated. Meteorol. Z., 15, 259-263
The calculation method for the potential evapotranspiration is the FAO grass reference equation (Ekstrom et al., 2007, which is based on Allen et al., 1994). It is a variant of the Penman Monteith method using TMP, TMN, TMX, VAP, CLD.