Pacific Northwest Temperature Monitor - 15 CRN sites - April 2026 ----------------------------------------------------------------------------------------------------- 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 ----------------------------------------------------------------------------------------------------- 20260401 39.2 41.9| 2.7 33.5| 4.8 51.4| 1.6 17.9| -3.2 15 21.7|MT 58.6|OR 0 0 20260402 39.2 37.2| -2.0 30.4| 1.9 44.6| -5.3 14.3| -7.1 15 16.5|NV 56.8|OR 0 0 20260403 39.4 39.4| 0.0 27.7| -0.9 51.6| 1.4 23.9| 2.3 15 14.5|NV 63.3|OR 0 0 20260404 40.0 44.7| 4.7 29.3| 0.2 60.1| 9.2 30.7| 9.0 15 21.2|MT 73.9|OR 0 3 20260405 40.7 48.6| 7.9 32.5| 2.7 65.9| 14.2 33.3| 11.5 15 19.8|WY 77.2|OR 0 7 20260406 41.4 50.5| 9.1 33.8| 3.4 68.4| 15.8 34.5| 12.4 15 20.7|WY 79.5|OR 0 3 20260407 42.1 50.1| 8.0 35.2| 4.3 63.9| 10.6 28.8| 6.4 15 23.2|WY 74.7|OR 0 1 20260408 42.5 47.4| 4.9 31.2| 0.1 62.3| 8.5 31.1| 8.4 15 17.2|MT 71.1|OR 0 1 20260409 42.6 49.0| 6.4 33.6| 2.4 64.9| 11.0 31.4| 8.6 15 21.2|MT 74.8|OR 0 2 20260410 42.6 50.3| 7.7 35.1| 4.0 65.5| 11.7 30.5| 7.8 15 19.2|MT 73.2|UT 0 3 20260411 42.2 47.9| 5.7 39.0| 8.1 58.1| 4.7 19.2| -3.3 15 28.4|WY 69.3|MT 0 0 20260412 41.7 44.0| 2.3 35.6| 5.1 54.0| 1.3 18.4| -3.8 15 24.1|MT 63.9|UT 0 0 20260413 41.2 42.5| 1.3 34.5| 4.4 51.3| -0.9 16.8| -5.3 15 22.1|MT 58.6|WA 0 0 20260414 41.0 43.0| 2.0 33.1| 3.3 52.2| 0.2 19.1| -3.1 15 26.1|ID 62.8|OR 0 0 20260415 41.2 41.6| 0.4 30.7| 0.9 50.4| -2.0 19.8| -2.9 15 21.7|NV 60.4|UT 0 0 20260416 41.7 33.8| -7.9 24.7| -5.2 44.1| -9.2 19.4| -4.0 15 14.2|MT 55.0|OR 2 0 20260417 42.5 36.4| -6.1 22.1| -8.2 49.4| -5.1 27.3| 3.1 15 8.8|WY 60.8|OR 1 0 20260418 43.4 43.8| 0.4 27.0| -3.8 60.1| 4.5 33.1| 8.3 15 12.2|WY 73.0|OR 0 0 20260419 44.3 50.7| 6.4 33.1| 1.6 68.6| 12.0 35.5| 10.4 15 17.1|MT 80.6|WA 0 0 20260420 45.0 55.3| 10.3 37.9| 5.7 72.3| 15.0 34.4| 9.3 15 25.0|WY 81.9|OR 0 3 20260421 45.4 53.2| 7.8 39.2| 6.5 66.1| 8.6 27.0| 2.1 15 28.0|WY 76.8|MT 0 1 20260422 45.4 44.4| -1.0 37.8| 4.8 53.7| -3.8 15.9| -8.6 15 28.6|NV 68.7|MT 0 0 20260423 45.4 42.5| -2.9 31.8| -1.3 53.0| -4.2 21.2| -2.9 15 14.9|MT 64.0|OR 0 0 20260424 45.3 39.1| -6.2 28.2| -5.0 49.9| -7.1 21.7| -2.1 15 18.7|WY 67.1|OR 0 0 20260425 45.4 39.7| -5.7 24.9| -8.5 53.2| -3.8 28.3| 4.7 15 12.9|MT 68.0|WA 4 0 20260426 45.5 40.5| -5.0 28.1| -5.5 52.3| -4.9 24.2| 0.6 15 12.6|MT 69.6|WA 3 0 20260427 45.7 41.6| -4.1 30.9| -2.8 53.5| -3.9 22.6| -1.1 15 16.2|MT 66.6|OR 1 0 20260428 45.9 44.8| -1.1 32.2| -1.5 56.2| -1.5 23.9| -0.0 15 17.2|MT 68.2|OR 0 0 20260429 46.1 46.6| 0.5 32.7| -1.0 60.4| 2.3 27.7| 3.3 15 21.4|MT 71.8|WA 0 0 20260430 46.5 49.6| 3.1 33.5| -0.2 65.1| 6.4 31.7| 6.6 15 19.4|MT 79.7|WA 0 0 ----------------------------------------------------------------------------------------------------- 202604 43.0 44.7| 1.7 32.0| 0.7 57.4| 2.9 25.5| 2.2 15.0 8.8|WY 81.9|OR 11 24 Clim => 22-year climatology for 2005-2026 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 ~ 0.8 each day # of Rhis => Number of record high maximum temperatures, expected value ~ 0.8 each day