Cappelen, John; Jensen, Jens. "Ecudaor – Quito"(PDF). Climate Data for Selected Stations (1931–1960) (in Danish). Danish Meteorological Institute. p. 81. Archived from the original(PDF) on January 16, 2013. Retrieved 2 March 2013.
"Quito Mariscal Sucre". World Weather Records 9th Series 1991–2000. NOAA. Archived from the original on 5 July 2015. Retrieved 2 March 2013.
Cappelen, John; Jensen, Jens. "Ecudaor – Quito"(PDF). Climate Data for Selected Stations (1931–1960) (in Danish). Danish Meteorological Institute. p. 81. Archived from the original(PDF) on January 16, 2013. Retrieved 2 March 2013.