Climate Data for Latitude 46.75 Longitude -118.25

Köppen climate classification: BSk (Climate: arid; Precipitation: steppe; Temperature: cold arid)
 

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Palouse grasslands ecoregion

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min Temp23.928.133.438.445.050.455.754.547.638.731.826.9104 years
Mean Temp30.736.143.150.257.964.371.870.562.151.239.733.1109 years
Max Temp37.543.953.062.170.878.387.986.676.763.847.739.4108 years
FrostDays31.028.330.916.13.16.42.75.73.612.730.031.035 years
WetDays10.68.79.17.46.65.52.73.03.95.410.011.4109 years
Precipitationin1.41.11.20.90.90.70.30.40.60.81.71.7108 years
Potential Evapotranspirationin0.81.22.43.65.26.28.17.14.72.61.10.7107 years
Yearly Average Temperatures 1901 - 2009 (English) Latitude 46.75 Longitude -118.25
Monthly Mean Temperatures 1901 - 2009 (English) Latitude 46.75 Longitude -118.25
Yearly Total Frost Days 1901 - 2009 Latitude 46.75 Longitude -118.25
Yearly Total Precipitation 1901 - 2009 (English) Latitude 46.75 Longitude -118.25
Yearly Total Wet Days 1901 - 2009 Latitude 46.75 Longitude -118.25
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude 46.75 Longitude -118.25

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.
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.