Colorado Temperature Monitor - 8 CRN sites - December 2025 ----------------------------------------------------------------------------------------------------- TAverage(deg F) TMinimum TMaximum TRange # of Lowest Highest # of Date Clim Obs Dep Obs Dep Obs Dep Obs Dep Sites Tminimum Tmaximum Rlos Rhis ----------------------------------------------------------------------------------------------------- 20251201 30.3 22.6| -7.7 12.9| -6.0 34.0| -8.6 21.2| -2.5 8 1.9|CO 42.1|CO 1 0 20251202 30.2 29.4| -0.8 17.1| -1.6 42.4| -0.2 25.2| 1.3 8 12.4|KS 55.8|CO 0 0 20251203 30.0 26.0| -4.0 17.8| -0.7 31.8|-10.5 14.1| -9.8 8 -2.0|CO 45.7|OK 0 0 20251204 29.5 21.6| -7.9 13.3| -4.8 29.6|-12.2 16.4| -7.4 8 3.7|CO 37.0|OK 0 0 20251205 28.9 27.5| -1.4 17.7| 0.1 37.2| -3.9 19.5| -4.0 8 7.5|CO 49.8|KS 0 0 20251206 28.3 34.5| 6.2 22.8| 5.5 46.4| 5.9 23.6| 0.4 8 17.4|CO 66.6|OK 0 0 20251207 27.9 30.1| 2.2 22.0| 5.1 39.4| -0.6 17.3| -5.8 8 16.0|CO 51.8|OK 0 0 20251208 27.7 34.7| 7.0 23.0| 6.4 48.0| 8.1 24.8| 1.6 8 19.4|KS 62.8|OK 0 0 20251209 27.8 40.8| 13.0 28.2| 11.6 54.5| 14.4 26.3| 2.7 8 23.4|KS 71.8|OK 0 2 20251210 28.2 39.6| 11.4 30.8| 14.0 49.2| 8.7 18.4| -5.3 8 26.4|CO 56.1|CO 0 1 20251211 28.6 46.3| 17.7 33.8| 16.4 61.1| 20.2 27.3| 3.8 8 26.6|CO 82.4|OK 0 3 20251212 28.9 38.8| 9.9 28.8| 10.9 50.3| 9.5 21.5| -1.4 8 21.7|CO 56.7|CO 0 1 20251213 28.7 36.0| 7.3 24.7| 6.8 50.6| 10.4 25.8| 3.6 8 17.2|CO 68.2|CO 0 2 20251214 28.0 34.2| 6.2 24.8| 7.4 48.3| 9.1 23.5| 1.7 8 18.0|KS 60.1|CO 0 4 20251215 27.2 40.1| 12.9 25.3| 8.6 58.3| 19.9 33.0| 11.3 8 15.6|CO 69.6|KS 0 5 20251216 26.7 40.5| 13.8 26.7| 10.6 57.5| 19.5 30.8| 8.9 8 20.3|CO 73.6|KS 0 5 20251217 26.6 42.4| 15.8 26.4| 10.5 58.6| 20.4 32.3| 10.0 8 18.3|CO 76.3|CO 0 7 20251218 27.1 33.9| 6.8 20.3| 4.1 45.3| 6.4 25.0| 2.3 8 10.6|CO 58.1|KS 0 0 20251219 27.6 44.6| 17.0 26.5| 9.8 59.5| 19.9 32.9| 10.0 8 14.7|KS 74.5|CO 0 7 20251220 27.9 38.8| 10.9 29.0| 12.0 48.4| 8.4 19.3| -3.7 8 18.5|CO 59.4|OK 0 1 20251221 27.8 39.0| 11.2 28.1| 11.2 52.2| 12.6 24.1| 1.4 8 15.6|CO 56.8|CO 0 3 20251222 27.3 49.1| 21.8 34.1| 17.6 66.4| 27.6 32.3| 10.1 8 26.8|KS 84.2|CO 0 8 20251223 26.8 45.9| 19.1 34.5| 18.5 60.1| 22.2 25.7| 3.7 8 26.4|CO 77.0|OK 0 5 20251224 26.4 48.6| 22.2 36.2| 20.5 64.0| 26.5 27.8| 6.0 8 30.0|CO 80.8|OK 0 8 20251225 26.1 49.1| 23.0 37.0| 21.5 64.2| 27.1 27.2| 5.6 8 28.9|KS 85.8|OK 0 6 20251226 25.9 44.9| 19.0 34.5| 19.1 56.0| 19.3 21.6| 0.3 8 29.5|CO 76.1|OK 0 1 ----------------------------------------------------------------------------------------------------- 202512 27.9 37.7| 9.7 26.0| 9.0 50.5| 10.8 24.5| 1.7 8.0 -2.0|CO 85.8|OK 1 69 Clim => 22-year climatology for 2004-2025 Obs => Daily Observation Dep => Departure from climatology TAverage => Average over all 288 5-min observations each day # of Rlos => Number of record low minimum temperatures, expected value ~ 0.4 each day # of Rhis => Number of record high maximum temperatures, expected value ~ 0.4 each day