Climate Data for Latitude 39.75 Longitude 140.75

Köppen climate classification: Dfb (Climate: snow; Precipitation: fully humid; Temperature: warm summer)
 

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Tamagawa river

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min TempF°17.818.323.733.442.953.161.363.354.442.131.623.1105 years
Mean TempF°23.924.931.042.652.461.068.270.662.050.639.329.2109 years
Max TempF°29.931.538.351.961.969.075.278.069.559.247.135.2106 years
FrostDays31.028.231.029.611.95.64.17.32.310.929.831.0109 years
WetDays29.626.826.220.120.319.922.321.621.221.324.829.4109 years
Precipitationin3.43.03.54.04.25.98.17.76.85.54.53.8109 years
Potential Evapotranspirationin0.70.81.52.63.53.63.63.62.52.01.30.8109 years
Yearly Average Temperatures 2010 - 2009 (English) Latitude 39.75 Longitude 140.75
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 39.75 Longitude 140.75
Yearly Total Frost Days 1901 - 2009 Latitude 39.75 Longitude 140.75
Yearly Total Precipitation 1901 - 2009 (English) Latitude 39.75 Longitude 140.75
Yearly Total Wet Days 1901 - 2009 Latitude 39.75 Longitude 140.75
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 39.75 Longitude 140.75

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.