Monthly Climatological Summary for 12/2021 Daily Data for the Month Freeport, IL 42.296N 89.655W Alt 845 Ft Day Mean High Low HeatD CoolD Mean Wind Wind Mean Mean ET Temp Temp Time Temp Time Days Days Rain Wind High Time Dir Baro Humid inch ----------------------------------------------------------------------------------------------------------- 01 43.8 52.6 1:23:54 PM 34.5 12:10:37 AM 21 0 0.01 5.5 19.4 11:27:41 AM SW 29.84 83.9 0.02 02 48.6 53.0 4:00:08 AM 42.8 8:04:21 PM 16 0 0.00 6.4 28.9 9:50:07 AM WSW 29.84 63.3 0.05 03 41.5 48.5 2:32:36 PM 31.6 11:59:58 PM 23 0 0.00 3.4 19.9 11:29:18 AM NE 30.04 79.9 0.02 04 33.7 40.8 1:31:45 PM 24.7 5:15:46 AM 31 0 0.01 2.0 15.3 1:10:35 PM NE 30.26 69.3 0.01 05 34.6 37.5 7:55:41 AM 32.9 12:01:20 PM 28 0 0.16 4.4 24.9 11:52:59 PM ENE 29.79 84.7 0.01 06 23.3 34.3 12:01:39 AM 8.7 11:59:21 PM 42 0 0.00 14.9 39.9 12:08:29 PM WNW 30.00 63.5 0.03 07 16.5 25.2 6:38:41 PM 6.6 2:38:04 AM 49 0 0.00 4.4 20.0 6:59:41 PM WSW 30.13 64.7 0.01 08 25.5 32.1 2:10:21 PM 19.2 7:12:02 AM 40 0 0.00 3.5 17.0 12:37:20 AM NNW 29.95 76.3 0.02 09 35.3 45.7 2:36:04 PM 23.0 12:15:27 AM 28 0 0.00 4.0 21.6 6:35:12 AM ENE 29.72 75.5 0.01 10 38.0 45.0 1:20:56 PM 32.9 7:29:06 AM 27 0 0.49 7.5 25.7 11:03:46 AM ENE 29.67 90.6 0.01 11 34.9 42.9 3:09:39 AM 29.1 11:52:53 PM 30 0 0.01 10.4 34.5 7:52:38 AM W 29.65 100.0 0.01 12 37.2 48.9 1:25:36 PM 28.5 2:28:39 AM 28 0 0.00 9.4 22.5 11:24:44 PM WSW 30.01 100.0 0.02 13 38.7 49.1 2:40:12 PM 31.3 11:58:15 PM 26 0 0.00 4.2 18.1 12:39:24 AM WSW 30.15 100.0 0.02 14 41.3 50.2 11:29:23 PM 29.3 1:56:35 AM 24 0 0.00 4.5 18.0 10:39:11 PM ENE 30.18 100.0 0.01 15 61.5 71.4 2:23:57 PM 49.8 12:31:56 AM 4 1 0.01 15.8 43.7 10:11:05 PM ENE 29.72 100.0 0.00 16 36.8 63.9 12:00:03 AM 25.8 11:59:39 PM 28 0 0.00 12.0 37.7 12:22:03 AM SW 29.84 100.0 0.01 17 28.9 36.0 2:31:13 PM 19.7 7:03:26 AM 36 0 0.00 4.8 22.5 7:01:21 PM ENE 30.17 100.0 0.01 18 30.2 35.2 1:59:10 PM 26.1 11:53:13 PM 35 0 0.00 7.3 25.3 2:20:20 PM ENE 30.14 100.0 0.01 19 28.2 34.7 1:07:48 PM 23.5 4:01:41 AM 37 0 0.00 5.8 22.1 11:48:36 PM SW 30.25 91.8 0.01 20 29.1 38.3 12:40:29 PM 25.3 11:59:44 PM 25 0 0.00 6.9 20.8 12:57:17 AM SW 30.09 88.2 0.02 21 26.8 37.7 1:03:43 PM 19.0 6:36:09 AM 38 0 0.00 7.0 28.3 8:01:47 PM SW 29.88 75.9 0.02 22 21.6 30.4 2:46:18 PM 13.5 7:35:32 AM 43 0 0.00 2.8 16.6 12:07:08 AM SW 30.00 69.1 0.01 23 35.4 47.8 2:30:46 PM 22.6 12:17:46 AM 30 0 0.00 2.7 19.5 9:26:36 AM SW 29.77 82.5 0.01 24 44.8 53.9 4:03:36 PM 31.5 12:47:35 AM 20 0 0.00 3.7 17.6 1:29:11 PM SSE 29.51 100.0 0.00 25 40.6 48.9 12:40:56 AM 26.6 11:43:11 PM 24 0 0.00 4.7 19.8 2:40:44 AM N 29.73 68.9 0.03 26 31.6 43.4 1:26:26 PM 19.7 7:45:35 AM 33 0 0.25 5.4 31.4 6:38:45 PM E 29.95 89.8 0.02 27 35.1 41.0 10:27:06 AM 27.2 11:59:12 PM 30 0 0.28 6.1 23.8 1:44:59 PM W 29.71 92.9 0.01 28 30.5 35.6 9:53:30 PM 26.1 6:07:12 AM 34 0 0.08 4.2 24.7 8:01:52 AM E 29.70 91.9 0.00 29 24.4 34.4 1:16:30 AM 16.8 8:15:44 AM 41 0 0.02 5.2 19.3 2:00:30 AM NW 29.90 100.0 0.01 30 26.7 35.0 10:41:57 PM 20.4 7:11:44 AM 38 0 0.00 3.3 15.6 5:21:02 AM NW 29.85 100.0 0.00 31 30.8 34.0 4:35:15 PM 28.2 11:11:54 PM 34 0 0.00 5.7 22.0 7:55:48 PM ENE 29.72 100.0 0.00 ----------------------------------------------------------------------------------------------------------- Tot 34.1 71.4 12/15/2021 6.6 12/07/2021 946 1 1.32 6.1 43.7 12/15/2021 ENE 29.91 87.2 0.45 Normal High for the Month 30.5 Mean High 42.8 From Normal 12.3 Normal Low for the Month 15.5 Mean Low 25.7 From Normal 10.2 Normal Temp for the Month 23.0 Mean Temp 34.1 From Normal 11.1 Normal Rain for the Month 1.72 Rainfall 1.32 From Normal -0.40 *Average Ep for the Month N/A ET Total 0.45 Est Ep 0.59 Temperatures and Dewpoint are in Degrees F. Humidity is in Percent. Barometer is in Inches of Mercury. Rainfall is in Inches. ET calculated with Kc of .76 (Turf Grass). *Avg Ep Values from Pan Evporation De Kalb, IL (site 11-2223)