Climate Data for Latitude 38.25 Longitude -76.75

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

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George Washington Birthplace National Monument

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min Temp27.027.635.543.954.363.468.066.359.848.038.129.7107 years
Mean Temp36.537.946.655.765.473.978.176.470.159.148.739.2109 years
Max Temp46.148.257.767.576.684.688.386.580.570.359.448.6109 years
FrostDays31.028.329.810.34.02.36.05.22.46.526.031.0105 years
WetDays9.68.69.29.28.98.88.710.35.55.46.67.7109 years
Precipitationin3.43.03.73.33.84.14.84.63.73.23.13.3109 years
Potential Evapotranspirationin1.71.93.24.35.15.75.85.14.03.12.21.6109 years
Yearly Average Temperatures 1901 - 2009 (English) Latitude 38.25 Longitude -76.75
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 38.25 Longitude -76.75
Yearly Total Frost Days 1901 - 2009 Latitude 38.25 Longitude -76.75
Yearly Total Precipitation 1901 - 2009 (English) Latitude 38.25 Longitude -76.75
Yearly Total Wet Days 1901 - 2009 Latitude 38.25 Longitude -76.75
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 38.25 Longitude -76.75

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.