830 
23, 1900, the lowest —-16 degrees on Jan- 
uary 26,1898; other low temperatures were 
—15, degrees, February 7, 1908; ~—-14 de- 
grees, February 14, 1905, and —12 de- 
grees, February 6, 1899. The coldest 
month was February, 1903, with a mean 
temperature of 15.2 degrees, the warmest 
was July, 1901, with a mean of 82.0 de- 
grees. In February, 1908, there were 14 
days on which the temperature was below 
zero. In July, 1901, there were 12 days 
with temperature 100 degrees or more, 
and the temperature exceeded 90 degrees 
on every day of that month. 
Precipitation 
The mean annual precipitation is 8.22 
inches. The greatest annual fall was 
11.61 inches in 1906, the least, 3.64 inches, 
in 1900; other heavy falls were, 11.25 
inches in 1897, 10.87 inches in 1899, 10.85 
inches in 1895, and 10.25 inches in 1905. 
The greatest monthly fall was 3.76 inches 
in September, 1896, and the least, none, in 
September, 1892, and November, 1904. 
The greatest fall ever recorded in any 24 
consecutive hours was 2.16 inches on Sep- 
ENCYCLOPEDIA OF PRACTICAL HORTICULTURE 
tember 22-23, 1896. The average annual 
snowfall is 19.0 inches. The greatest an- 
nual amount was 35.9 inches in 1905, the 
least, 1.2 inches in 1900, 
Wind 
The average hourly wind velocity is 5.1 
miles per hour. The prevailing directions 
are S.H. and N.W. The highest velocities 
recorded were 41 miles per hour from the 
N.W. on February 22, 1900, and 41 miles 
from the S.W. on April 1, 1903. The 
winds are generally E. to 8.E., from mida- 
night to noon, and W. to N.W. from noon 
to midnight. 
Sunshine and Cloudiness 
The sunshine has averaged 70 per cent 
of the possible amount. The month of 
greatest sunshine is July; of least, Jan- 
uary. The average of clear days is 193: 
partly cloudy days, 102; cloudy days, 70. 
The average number of days with fog is 
1; with hail, 2; with thunderstorms, 35 ; 
with .01 inch or more precipitation, 57; 
with .04 or more precipitation, 40. 
Compiled from U. 8. Weather Bureau 
Records. 
Frost and Precipitation for Colorado 
sciatanimeniiibidnenamman 
Re 
Frost Precipitati’n 
Average Date of Date of 
Station Annual 
F the Kall: Last in Killine ta Last in inches 
Autumn Spring Autumn Spring 
Fort Collins. ........... Sept. 21 May 138 Sept. 7 June 5 14.6 
Sof) a Sept. 26 May 5 Sept. 12 May 26 15.0 
Meeker...............0. Sept. 12 June 7 Aug. 23 July 4 15.0 
Pagoda................. Sept. 8 June 10 Aug. 20 July 19 19.7 
SUt.. eee eee ee Sept. 25 May 18 Aug. 27 June 6 11.8 
Breckenridge...........).... ccc cccccheccsaseeeseclececscseeuecbec sce ccc. 26.8 
Denver..............00. Oct. 4 May 7 Sept. 12 June 6 13.7 
Cope....... teen tweens Oct. 3 Apr. 27 Sept. 11 May 22 18.4 
Grand Junction......... Oct. 29 Apr. Il Sept. 14 Apr. 30 7.7 
Colorado Springs........ Sept. 28 May 1 Sept. 12 May 23 14.3 
2) 46) 0) a Sept. 21 May 16 Sept. 6 June 8 13.1 
Montrose.....+......... Sept. 29 May 10 Sept. 8 May 28 9.3 
Gunnison... 02... cleccccseeeeeelenssreceecethece ee. 8.9 
Salida............0.004, Sept. 7 May 30 Aug. 25 July 7 9.7 
Pueblo. ............004, Oct. 15 Apr. 28 Sept. 12 May 23 11.6 
Las Animas............. Oct. 6 May 2 Sept. 7 May 19 11.4 
Saganche............... Sept. 17 May 24 Sept. 10 July 6 7.1 
Durango................ Sept. 22 | May 13 Aug. 24 | June 12 15.9 
San Luis................ Sept. 11 | ‘June 9 Aug. 25 July 5 11.9 
Hoehue................. Oct. 2 May 10 Sept. 13 July 4 13.0 
Blaine............0..... Oct. 6 May 13 Sept. 7 May 22 15.3 
ay et 
