Laserfiche WebLink
Climate Data Summary Page 1 of 2 <br />GRAND JUNCTION, COLORADO <br />NORMALS, MEANS, AND EXTREMES <br />LATITUDE: 39 Deg. 07 Min. N LONGITUDE: 108 Deg. 32 Min. W ELEVATION: FT. GRND 4824 BARO 4828 TIME ZONE: MOUNTAIN WBAN: <br />23066 <br /> (a) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT OV DEC YEAR <br />TEMPERATURE (Deg. F) <br />ormals <br />-Daily Maximum 35.5 45.4 55.6 65.8 76.0 87.7 93.6 90.5 81.1 67.7 51.4 38.7 65.8 <br />-Daily Minimum 14.5 23.5 31.3 38.5 47.9 57.1 63.9 62.2 52.8 41.6 29.4 18.7 40.1 <br />-Monthly 25.0 34.5 43.4 52.2 62.0 72.4 78.8 76.4 67.0 54.7 40.4 28.7 53.0 <br />Extremes <br />-Record Highest 60 68 81 89 95 105 105 103 100 88 75 64 105 <br />-Year 1971 1986 1971 1992 1956 1990 1976 1995 1995 1963 1977 1980 JUN 1990 <br />-Record Lowest H49 -23 -18 5 11 26 34 44 43 29 18 -2 -17 -23 <br />-Year 1963 , 1989 , 1948 1975 1970 1976 , 1993 , 1968 , 1978 , 1993 , 1976 , 1990 JAN 1963, <br />NORMAL DEGREE DAYS <br />Heating (base 65 Deg. F) 1240 [J [6 70 R E [ <br />0 <br />0 <br />H <br />E <br />5548 <br />Coolin (base 65 De . F) 0 0 0 28 353 <br />115 <br />0 <br />1183 <br />OF POSSIBLE SUNSHINE 49 6l 65 65 70 73 81 79 77 79 74 63 6.1 7I <br />MEAN SKY COVER(tenths) <br />Sunrise - Sunset 49 6.1 6.2 6.2 6.0 5.5 4.0 4.2 4.4 3.7 4.3 5.4 5.8 5.1 <br />MEAN NUMBER OF DAYS: <br />Sunrise to Sunset <br />-Clear 49 9.2 7.6 8.0 7.9 9.6 14.9 14.0 13.4 16.3 15.0 10.6 9.8 136.4 <br />-Partly Cloudy 49 7.0 7.4 8.5 9.4 10.7 9.4 11.4 11.4 8.3 7.8 7.5 7.8 106.5 <br />-Cloudy 49 14.8 13.2 14.5 12.7 10.7 5.7 5.6 6.2 5.4 8.2 11.8 13.4 122.3 <br />Precipitation <br />.01 inches or more 49 7.0 6.1 7.8 6.7 6.6 4.1 5.1 6.7 5.8 5.5 5.7 6.1 73.1 <br />Snow, Ice Pellets, Hail <br />1.0 inches or more 49 2.5 1.2 1.3 0.3 0.* 0.0 0.0 0.0 0.. 0.2 0.9 2.0 8.5 <br />Thunderstorms 49 0.1 0.3 0.8 2.1 4.8 4.8 7.6 8.0 5.3 1.5 0.4 0.1 35.6 <br />Heavy Fog Visibility <br />114 mile or less 49 2.8 1.8 0.6 0.1 0.* 0.0 0.0 0.0 0.0 0.1 0.8 2.0 8.2 <br />Temperature Deg. F <br />-Maximum <br />90 Deg. F and above 32 0.0 0.0 0.0 0.0 1.2 14.0 24.5 19.7 4.3 0.0 0.0 0.0 63.7 <br />32 Deg. F and below 32 11.3 2.2 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 6.6 21.0 <br />-Minimum <br />32 Deg. F and below 32 30.2 24.8 16.2 6.4 0.4 0.0 0.0 0.0 0.1 3.2 20.9 29.5 131.8 <br />0 Deg. F and below 32 3.6 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.* 1.1 5.3 <br />AV. STATION PRES. (mb) 23 855.1 853.5 849.7 849.7 849.6 850.9 853.2 853.7 853.6 854.2 853.9 855.1 852.7 <br />RELATIVE HUMIDITY (%) <br />Hour 04 32 78 73 64 57 54 45 48 51 52 58 70 77 61 <br />Hour 10 (Local Time) 32 65 54 43 34 31 24 29 32 33 38 50 62 41 <br />Hour 16 32 63 48 36 28 26 19 22 24 25 33 47 60 36 <br />Hour 22 32 77 68 56 47 43 33 37 40 41 51 65 74 53 <br />PRECIPITATION (in.) <br />Water Equivalent <br />-Normal 0.56 0.48 0.90 0.75 0.87 0.50 0.65 0.81 <br />1 0.82 0.98 0.71 0.61 8.64 <br />-Maximum Monthly 49 2.46 1.56 2.02 1.95 2.04 2.07 1.9Z 3.48 2.81 3.45 2.00 1.89 3.48 <br />-Year 1957 1948 1.79 1965 1995 1969 1983 1957 1982 1972 1983 1951 AUG 1957 <br />-Minimum Monthly 49 T T 0.02 0.06 T T 0.01 0.04 T 0.00 T 0.01 0.00 <br />-Year 1961 1972 1972 1958 1970 1980 1994 1956 1953 1952 1.89 1976 OCT 1952 <br />-Maximum in 24 hrs 4911 0.71 0.69 1.15 1.33 1.13 1.57 1.42 1.21 1.35 1.24 0.83 1.16 1.57 <br />-Year 1989 1989 1993 1965 1983 1969 1974 1953 1965 1957 1983 1951 JUN 1969 <br />Snow, Ice Pellets, Hail <br />-Maximum Monthly 4 9 33.7 18.4 14.9 14.3 5.0 0.0 0.0 T 3.1 6.1 12.1 19.0 33.7 <br />-Year 1957 1948 1948 1975 1979 1993 1965 1975 1964 1983 JAN 1957 <br />-Maximum in 24 hrs 4 9 9.1 9.0 6.1 8.9 5.0 0.0 0.0 T 3.1 6.1 8.4 6.0 9.1 <br />http://www.wrce.dri.edu/cgi-bin/clilcd.pl?co23066 5/21/2009