Climate Data for Latitude 39.75 Longitude -121.75

Köppen climate classification: Csa (Climate: warm temperate; Precipitation: summer dry; Temperature: hot summer)
 

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Vina Plains Preserve

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min TempF°33.636.238.041.948.354.558.756.552.445.337.733.5104 years
Mean TempF°42.946.950.055.563.270.476.174.369.460.749.943.3109 years
Max TempF°52.357.962.169.178.186.593.792.286.676.162.253.2109 years
FrostDays28.519.920.39.47.15.51.92.03.97.312.627.8109 years
WetDays5.87.97.94.02.71.60.70.71.53.07.07.2109 years
Precipitationin6.35.95.22.30.80.40.10.10.52.04.26.082 years
Potential Evapotranspirationin1.21.83.04.36.37.99.48.25.93.51.71.1109 years
Yearly Average Temperatures 2010 - 2009 (English) Latitude 39.75 Longitude -121.75
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 39.75 Longitude -121.75
Yearly Total Frost Days 1901 - 2009 Latitude 39.75 Longitude -121.75
Yearly Total Precipitation 1901 - 2009 (English) Latitude 39.75 Longitude -121.75
Yearly Total Wet Days 1901 - 2009 Latitude 39.75 Longitude -121.75
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 39.75 Longitude -121.75

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.