Climate Data for Latitude 34.25 Longitude -117.75

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

Locations

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Cucamonga Wilderness Area
Hamilton Preserve
San Dimas Biosphere Reserve
Sheep Mountain Wilderness Area

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min TempF°31.532.733.836.441.746.752.652.649.343.036.331.798 years
Mean TempF°43.344.045.348.754.060.567.267.163.256.249.344.0109 years
Max TempF°55.155.457.061.266.674.681.981.977.369.562.556.5109 years
FrostDays30.526.428.527.421.214.36.85.78.619.224.829.0109 years
WetDays2.52.53.41.70.90.50.90.90.81.21.62.1109 years
Precipitationin4.34.44.01.50.50.20.30.40.50.72.13.778 years
Potential Evapotranspirationin1.81.92.73.74.96.17.16.65.13.72.41.7109 years
Yearly Average Temperatures 2010 - 2009 (English) Latitude 34.25 Longitude -117.75
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 34.25 Longitude -117.75
Yearly Total Frost Days 1901 - 2009 Latitude 34.25 Longitude -117.75
Yearly Total Precipitation 1901 - 2009 (English) Latitude 34.25 Longitude -117.75
Yearly Total Wet Days 1901 - 2009 Latitude 34.25 Longitude -117.75
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 34.25 Longitude -117.75

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.