Cahokia St Louis Ap, Illinois

ID: USW00003960 Latitude: 38.5714 Longitude: -90.1572

Elevation: 413.1 feet ( 125.9 meters)

Source: NOAA Climate Normals 1991-2020

CAHOKIA ST LOUIS AP, IL US, STATE_NAME Temperature Chart Daily average maximum and minimum temperatures for CAHOKIA ST LOUIS AP, IL US, STATE_NAME Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High & Low Temperature °F °C -30 -34.4 -20 -28.9 -10 -23.3 0 -17.8 10 -12.2 20 -6.7 30 -1.1 40 4.4 50 10.0 60 15.6 70 21.1 80 26.7 90 32.2 100 37.8 110 43.3
CAHOKIA ST LOUIS AP, IL US, Illinois Precipitation Chart Precipitation chart for CAHOKIA ST LOUIS AP, IL US, Illinois Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Precipitation In. Cm. 0.00 0.00 0.10 0.25 0.20 0.51 0.30 0.76 0.40 1.02 0.50 1.27 0.60 1.52 0.70 1.78 0.80 2.03 0.90 2.29 1.00 2.54 Precipitation Total: 40.84 in., 16.08 cm.
Daylight Chart for Cahokia St Louis Ap Daylight chart for Cahokia St Louis Ap. Latitude 38.6. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunrise/Sunset Daylight NOON NOON 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 2 16 4 18 6 20 8 22 10 24 12

Monthly Data Table for Cahokia St Louis Ap, Illinois

Monthly Data from NOAA Monthly Normals 2006-2020

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 41.1 44.2 57.0 67.7 77.1 86.9 89.4 87.7 81.4 69.0 55.8 44.8
Minimum Temperature °F 24.4 26.0 37.3 45.8 56.9 65.8 68.9 66.3 58.5 46.6 35.5 29.1
Heating Degree Days °F 999.5 836.6 561.8 272.9 79.9 1.7 0.0 0.9 37.8 262.7 582.8 869.5
Cooling Degree Days °F 0.1 0.1 8.1 25.5 141.8 341.9 438.5 372.7 186.0 39.5 2.4 0.2
Precipitation I 2.1 2.1 3.8 5.1 5.0 4.5 3.4 3.8 3.5 3.2 2.8 2.8

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 5.1 6.8 13.9 19.8 25.1 30.5 31.9 30.9 27.4 20.6 13.2 7.1
Minimum Temperature °C -4.2 -3.3 2.9 7.7 13.8 18.8 20.5 19.1 14.7 8.1 1.9 -1.6
Heating Degree Days °C 537.5 447.0 294.3 133.8 26.6 -16.8 -17.8 -17.3 3.2 128.2 306.0 465.3
Cooling Degree Days °C -17.7 -17.7 -13.3 -3.6 61.0 172.2 225.8 189.3 85.6 4.2 -16.4 -17.7
Precipitation M 5.3 5.3 9.6 12.9 12.6 11.4 8.7 9.7 8.9 8.1 7.2 7.0
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