Paul Mirocha/Desert Laboratory
The Desert Laboratory has maintained on site weather stations since 1907.
Daily temperatures were recorded from January 1, 1907 to December 31, 1939; January 1, 1943 to December 31, 1956; and January 1, 1976 to April 12, 1998. Rainfall was recorded from January 1, 1907 to December 31, 1939; January 1, 1943 to December 31, 1971; and January 1, 1976 to the present.
In 2018 three MET stations were installed on Tumamoc Hill, on the lower flats, at the Laboratory buildings midway, and on the top of the Hill.
We are working to make all of this climate data freely virtually accessible. Until that time please email us at creddin@arizona.edu with any data requests.