Climate Data for Latitude -25.75 Longitude 30.75

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

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Blue Swallow Natural Heritage Site

Averages (English) Metric

TypeUnitsJanFebMarAprMayJunJulAugSepOctNovDecPeriod
Min TempF°59.459.657.552.344.939.338.842.848.052.255.758.5109 years
Mean TempF°69.068.967.263.358.153.253.356.961.364.066.068.3109 years
Max TempF°78.878.377.174.371.467.367.871.174.675.876.478.3109 years
FrostDays4.13.15.62.912.123.424.513.48.21.92.25.841 years
WetDays10.48.88.85.12.01.00.71.22.55.910.912.3109 years
Precipitationin6.46.14.32.20.70.30.20.51.23.45.86.4108 years
Potential Evapotranspirationin4.84.04.03.22.92.52.93.74.54.74.54.8109 years
Yearly Average Temperatures 2010 - 2009 (English) Latitude -25.75 Longitude 30.75
Monthly Mean Temperatures 1901 - 2009 (English) Latitude -25.75 Longitude 30.75
Yearly Total Frost Days 1902 - 2009 Latitude -25.75 Longitude 30.75
Yearly Total Precipitation 1901 - 2009 (English) Latitude -25.75 Longitude 30.75
Yearly Total Wet Days 1901 - 2009 Latitude -25.75 Longitude 30.75
Yearly Total Potential Evapotranspiration 1901 - 2009 (English) Latitude -25.75 Longitude 30.75

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.