WSP00392

• File Number: 8276.150
• Description: Grand Valley Unit-Colorado River Basin Salinity Control Project
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 4/1/1992
• Title: 1991 Annual Report: Grand Valley Salinity Control Project Monitoring and Evaluation Program
• Water Supply Pro - Doc Type: Annual Report

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.--l CLIMAUC SUMMARY FOR GRAND JUNCTION
0::1' 1985-1991
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J.n Fob M.r Apr M.y Jun Jul Aug Sept Oct Noy Dee Yeaf
1985
Average Temperature F:
Dally M.xi.... 39.2 42.6 55.5 67.9 76.5 88.6 91.4 92.5 74.8 65.2 47.9 41.1 65.3
Dally Min;nua 23.0 21.3 32.3 41.t 50.6 57.4 63.7 61.7 49.9 40.4 29.7 22.6 41.1
Monthly Iverage 31.1 32.0 43.9 54.5 63.5 73.0 n.6 n.l 62.3 52.8 38.8 31.9 53.2
Precipitation (inches): 0.51 0.26 0.92 1.78 1.09 0.39 1.21 0.24 1.67 2.32 1.10 0.73 12.2
1986
Average Temperature F:
Daily MaxifIUD 44.4 50.9 62.1 65.7 74.3 88.7 89.8 89.9 74.4 63.7 51.0 42.6 66.5
Daily Mini1lUll 23.9 29.8 35.9 39.3 46.9 59.9 62.1 61.2 52.0 39.2 30.6 22.2 41.9
Month! y average 34.1 40.4 49.0 52.5 60.6 74.3 76.0 75.6 63.2 51.5 40.8 32.4 54.2
Precipitation (inches): 0.13 0.33 0.25 0.71 1.15 0.15 0.94 0.97 1.52 1.22 1.02 0.47 8.9
1987
Average Temperature F:
Daily Maxinun 38.8 46.4 51.6 69.8 73.8 89.2 89.9 86.8 81.6 71.0 49.5 36.9 65.4
Oai Ly Mininun 16.0 27.1 28.5 39.2 48.5 57.8 60.5 58.9 50.7 42.5 29.7 18.8 39.9
Monthly average 27.4 36.8 40.0 54.5 61.1 73.5 75.2 12.8 66.2 56.8 39.6 27.9 52.6
Precipitation (inches): 0.30 1.21 1.95 0.46 1.51 0.23 1.51 0.83 0.13 0.65 1.92 0.83 11.5
1988
Average Temperature:
Daily Maxinun 28.8 42.5 53.7 66.8 75.7 91.4 95.5 90.6 78.6 73.6 51.2 41.0 65.8
Dai Ly Mininun 5.9 15.9 28.2 39.3 46.0 61.6 65.6 61.8 50.3 44.1 30.1 18.9 39.0
Month 1 y ayerage 17.4 29.2 41.0 53.0 60.9 76.5 80.5 76.2 64.4 58.8 40.7 29,9 52.4
Precipitation (inches): 1.07 0.21 0.12 0.99 1.10 0.21 0.18 1.37 0.76 0.02 1.02 0.20 7.9
1989
Average Temperature F:
O.ily Maxi.... 32.8 37.6 60.3 71.2 n.9 86.0 95.3 87.8 82..8 68.5 54.5 41.9 66.4
Oai Ly MinilrUll 7.6 17.7 34.7 42.8 49.7 55.9 65.6 61.0 53.7 41.3 26.6 16.4 39.4
Monthly average 20.2 27.6 47.5 57.0 63.8 71.0 80.4 74.4 68.3 54.9 40.5 29.1 52.9
Precipitation (inches): 0,98 1.33 0.51 0.23 0.39 0.24 0.27 1.01 0.33 0.14 T 0.08 5.5
1990
Average Temperature F:
Daily M.xi.... 39. t 46,6 58.3 68.0 75.0 92.1 91.9 90.5 83. t 66.8 51.2 32.0 66.2
Oai Ly Mininun 17.9 24.2 35.3 43.4 46.8 58.2 64.1 62.6 56.3 39.6 27.7 9.1 40.4
Month 1 y ayerage 28.5 35.4 46.8 55.7 60.9 75.2 78.0 76.5 69.7 53.2 39.5 20.6 53.3
Precipitation (inches): 0.59 0.55 1.07 0.71 0.05 0.26 0.96 0.49 1.23 0.95 0.57 0.98 8.4
1991
Average Temperature F:
Daily MaxiRUR 28.9 44.6 56.0 61.2 76.1 87.1 92.4 89.5 79.9 68.8 46.8 34.4 63.8
Oal Ly Mininun 6.2 19.4 27.9 36.4 47.8 57.8 62.8 62.8 53.1 41.t 28.5 18.0 38.5
Monthly average 17.6 32.0 42.0 48.8 61.9 72.4 n.6 76.2 66.5 55.0 37.6 26.2 51.1
Precipitation (inches): 0.92 0.13 1.79 0.87 0.20 0.30 0.40 0.57 2.30 1.20 1.10 0.54 10.3
20 year average
Monthly T_. F: 25.5 33.5 35.9 51.7 62.1 72.3 78.9 75.9 67.1 54.9 39.6 28.3 52.1
PreciD. Cinches): 0.64 0.54 1.55 0.71 0.76 0.44 0.47 0.91 0..70 0.87 0.63 0.58 8.8
Data Source: Nat;onal Weather Service Center, Grand J~tion, Colorado
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