Climate Data for Latitude 40.75 Longitude -122.25

 

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Whiskey-Shasta-Trinity National Recreation Area

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min Temp34.137.539.643.550.058.463.561.656.647.740.034.4109 years
Mean Temp43.147.750.455.863.872.780.077.972.361.951.143.9109 years
Max Temp52.257.961.268.377.887.196.594.488.176.162.353.4109 years
FrostDays29.720.919.611.65.73.63.70.83.09.420.230.0109 years
WetDays7.29.59.85.33.72.20.90.91.83.68.59.5109 years
Precipitationin7.16.55.32.51.30.50.10.30.62.44.97.098 years
Potential Evapotranspirationin1.21.93.04.26.27.89.88.46.03.51.81.2109 years
Yearly Average Temperatures 1901 - 2009 (English) Latitude 40.75 Longitude -122.25
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 40.75 Longitude -122.25
Yearly Total Frost Days 1901 - 2009 Latitude 40.75 Longitude -122.25
Yearly Total Precipitation 1901 - 2009 (English) Latitude 40.75 Longitude -122.25
Yearly Total Wet Days 1901 - 2009 Latitude 40.75 Longitude -122.25
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 40.75 Longitude -122.25

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.
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.