TABLE 1 - Rainfall readings (mm) from Pintados and Canchones, Tamarugal Pampa, 1942–1948 (Almeyda, 1950)
| Year | Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Total |
| PINTADOS (Latitude 20° 37' S; Longitude 69° 39' W) | |||||||||||||
| 1942 | x | x | x | - | - | - | - | - | - | - | - | - | x |
| 1943 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1944 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1945 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1946 | - | 1 | - | - | - | 1 | - | - | - | - | - | - | 2 |
| 1947 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1948 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| CANCHONES (Latitude 20° 25' S; Longitude 69° 35' W) | |||||||||||||
| 1942 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1943 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1944 | - | 2 | - | - | - | - | - | - | - | - | - | - | 2 |
| 1945 | - | - | - | - | - | 0.4 | - | - | - | - | - | - | 0.4 |
| 1946 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1947 | 1.6 | - | - | - | - | - | - | - | - | - | - | - | 1.6 |
| 1948 | - | - | - | - | - | - | - | - | - | - | - | - | - |
TABLE 2 - Rainfall readings from Refresco. Latitude 25° 19' S; longitude 69° 57' W; elevation 1 850 m. Period 1914–1933 (Almeyda, 1950)
| Year | Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Total |
| 1914 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1915 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1916 | - | - | - | - | 3 | - | - | - | - | - | - | - | 3 |
| 1917 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1918 | - | - | 4 | - | 12 | - | - | - | - | - | - | - | 16 |
| 1919 | - | - | - | - | - | 19 | - | - | - | - | - | - | 19 |
| 1920 | - | - | - | - | - | 10 | 5 | 1 | - | 15 | - | - | 31 |
| 1921 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1922 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1923 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1924 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1925 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1926 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1927 | - | 6 | - | - | - | - | 15 | - | - | - | - | - | 21 |
| 1928 | - | - | - | - | 4 | - | - | - | - | - | - | - | 4 |
| 1929 | - | - | - | - | 2 | 5 | - | - | - | - | - | - | 7 |
| 1930 | - | - | - | - | 5 | - | - | 1 | - | - | - | - | 6 |
| 1931 | - | - | - | - | - | - | 65 | - | - | - | - | - | 65 |
| 1932 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1933 | - | - | - | - | - | - | - | - | 2 | - | - | - | 2 |
| Mean | 0.0 | 0.2 | 0.2 | 0.0 | 1.6 | 1.7 | 4.4 | 0.2 | 0.0 | 0.7 | 0.0 | 0.0 | 9.0 |
TABLE 3 - Mean temperatures and daily variations observed at the Canchones Agricultural Station in 1965. (Centigrade). Latitude 20° 25' S; Longitude 69° 35' W; elevation 690 m.
| Month | Mean temperatures | ||||
| Minimum | Maximum | Absolute minimum | Absolute maximum | Daily variation | |
| Centigrade | |||||
| January | 7.94 | 30.00 | 4 | 33 | 22.06 |
| February | 9.57 | 30.33 | 6 | 34 | 20.76 |
| March | 7.42 | 31.10 | 5 | 34 | 23.68 |
| April | 4.50 | 28.50 | 3 | 31 | 24.00 |
| May | 4.76 | 26.50 | 1 | 31 | 21.75 |
| June | 2.05 | 27.00 | -4 | 30 | 24.95 |
| July | 1.54 | 27.00 | -5 | 30 | 25.46 |
| August | 2.03 | 26.00 | -4 | 31 | 23.97 |
| September | 3.29 | 28.11 | -3 | 33 | 24.82 |
| October | 3.06 | 31.06 | 0 | 34 | 28.00 |
| November | 3.96 | 31.42 | 2 | 34 | 27.46 |
| December | 7.30 | 30.09 | 6 | 33 | 22.79 |
| Mean | 4.78 | 28.92 | 0.9 | 32.33 | 24.14 |
TABLE 4 - Climatic observations from Canchones Experimental Station (Hajek and Di Castri, 1975)
| Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Mean | No. of years observed | |
| Mean maximum temperature | 31.8 | 32.2 | 32.0 | 31.1 | 29.9 | 28.3 | 29.0 | 30.1 | 31.3 | 31.3 | 31.8 | 31.9 | 30.9 | 7 |
| Mean temperature | 21.0 | 21.0 | 19.3 | 17.0 | 14.4 | 12.9 | 12.8 | 13.4 | 15.7 | 16.4 | 17.6 | 19.2 | 16.7 | 7 |
| Mean minimum temperature | 11.5 | 11.3 | 8.2 | 5.4 | 2.0 | 0.0 | -0.2 | -0.3 | 2.3 | 3.2 | 4.5 | 7.0 | 4.5 | 7 |
| Relative humidity | 57 | 57 | 58 | 55 | 54 | 55 | 51 | 48 | 46 | 46 | 47 | 50 | 52 | 4 |
| Rainfall | 0.3 | 0.3 | - | - | - | - | 0.1 | - | - | - | - | - | 0.7 | 7 |
TABLE 5 - Climatic observations from Pintados, Tamarugal Pampa. Latitude 29° 27' S; longitude 69° 39' W (Hajek and Di Castri, 1975)
| Mean maximum temperature | 29.7 | 30.3 | 29.8 | 29.2 | 27.7 | 26.6 | 26.2 | 28.7 | 29.1 | 28.1 | 29.8 | 29.5 | 28.7 | 7 |
| Mean temperature | 19.8 | 20.1 | 18.1 | 17.2 | 15.0 | 13.6 | 13.6 | 14.1 | 15.7 | 16.5 | 17.4 | 18.5 | 16.7 | 7 |
| Mean minimum temperature | 11.1 | 11.8 | 9.7 | 6.9 | 3.9 | 2.1 | 11.8 | 1.8 | 4.0 | 4.6 | 5.4 | 8.2 | 5.9 | 7 |
| Relative humidity | 50 | 61 | 60 | 60 | 61 | 56 | 52 | 59 | 59 | 58 | 55 | 51 | 59 | 3 |
| Rainfall | - | 0.1 | - | - | - | 0.1 | - | 0.1 | - | - | - | - | 0.3 | 12 |
