Climate Data for Latitude 37.25 Longitude -76.75

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

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Colonial National Historic Park

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min TempF°29.129.636.545.054.463.167.766.461.149.439.631.3106 years
Mean TempF°39.540.848.657.666.474.278.176.771.360.550.741.5109 years
Max TempF°49.851.960.770.478.585.488.587.281.771.762.051.8109 years
FrostDays30.728.026.39.63.82.31.53.83.54.021.831.06 years
WetDays9.38.49.18.88.38.59.110.25.65.26.37.3109 years
Precipitationin4.13.84.13.44.15.06.55.74.23.53.23.7109 years
Potential Evapotranspirationin1.92.13.44.65.25.65.75.14.13.22.41.8109 years
Yearly Average Temperatures 2010 - 2009 (English) Latitude 37.25 Longitude -76.75
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 37.25 Longitude -76.75
Yearly Total Frost Days 1914 - 2009 Latitude 37.25 Longitude -76.75
Yearly Total Precipitation 1901 - 2009 (English) Latitude 37.25 Longitude -76.75
Yearly Total Wet Days 1901 - 2009 Latitude 37.25 Longitude -76.75
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 37.25 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.