MONTHLY CLIMATOLOGICAL REPORT - December 2025 NAME: VTSB2 CITY: Viterbo STATE: Italy ELEV: 359 LAT: 42.43726 LONG: 12.11400 TEMPERATURE (°C) RH (%) PRESSURE (hPa) RAIN (mm) WIND (Km/h) Wind Run(Km) TEMPERATURE TEMP REL. HUMIDITY PRESSURE RAIN WIND DOM WIND DAY AVG MIN TIME MAX TIME RANGE AVG MIN MAX AVG MIN MAX RATE RAIN AVG MAX GUST DIR RUN --------------------------------------------------------------------------------------------------------------------------------------------------- 1 7.6 3.1 7:00 12.5 11:30 9.4 82 68 90 1017.0 1016.2 1018.3 3.8 2.8 6.5 12.9 17.7 NE 156.85 2 7.8 6.6 22:10 9.7 14:30 3.2 91 88 93 1014.1 1012.0 1016.3 2.8 2.6 6.2 12.9 20.9 ENE 148.48 3 6.3 3.9 8:20 8.9 13:50 5.1 92 88 95 1012.1 1010.5 1013.3 0.0 0.2 9.0 14.5 22.5 ENE 215.66 4 7.3 5.2 3:50 10.4 15:10 5.2 85 75 90 1005.8 1001.9 1010.2 0.0 0.0 9.0 12.9 20.9 ENE 215.91 5 8.7 6.3 4:50 13.1 14:10 6.8 84 73 91 1004.8 1002.1 1009.5 0.0 0.0 8.6 11.3 20.9 NE 207.27 6 8.8 5.3 7:00 14.3 14:00 9.1 76 56 86 1012.0 1009.3 1013.4 0.0 0.0 7.9 14.5 22.5 E 188.66 7 10.1 8.0 20:30 14.6 13:20 6.6 82 69 88 1013.9 1011.7 1016.1 0.0 0.0 3.9 9.7 19.3 E 92.88 8 10.0 6.8 7:00 15.3 14:50 8.5 76 57 87 1019.7 1016.0 1022.8 0.0 0.0 7.5 14.5 22.5 ENE 181.05 9 9.4 6.1 7:50 15.3 14:40 9.2 81 62 92 1023.6 1022.7 1024.5 0.0 0.0 6.0 11.3 17.7 E 143.14 10 9.3 6.0 00:00 14.5 14:40 8.5 83 69 91 1023.7 1022.7 1024.8 0.0 0.2 5.1 9.7 14.5 ENE 123.22 11 9.6 5.3 4:10 14.1 14:10 8.8 84 68 93 1022.6 1021.1 1023.9 0.0 0.2 6.6 11.3 19.3 E 157.41 12 7.8 4.2 5:50 11.7 15:10 7.4 86 73 95 1022.0 1021.2 1023.2 0.0 0.2 8.9 11.3 20.9 ENE 214.02 13 7.2 4.4 22:20 12.1 14:10 7.6 82 66 90 1024.4 1022.9 1026.1 0.0 0.0 8.3 11.3 20.9 ENE 199.02 14 7.3 4.6 2:10 12.8 14:20 8.3 85 70 91 1026.0 1025.1 1027.2 0.0 0.2 7.0 11.3 16.1 ENE 168.60 15 6.5 3.7 4:50 9.1 14:40 5.4 88 83 92 1024.3 1020.9 1026.2 0.0 0.0 9.8 14.5 20.9 ENE 235.61 16 9.6 5.9 1:10 12.3 8:10 6.4 85 66 94 1016.9 1015.0 1020.5 4.0 6.8 9.4 16.1 37.0 NE 226.10 17 11.6 7.9 7:50 16.4 12:50 8.4 89 72 96 1020.4 1015.2 1025.4 27.8 9.8 8.8 19.3 33.8 NE 209.95 18 11.7 9.0 8:10 16.6 15:00 7.6 88 72 96 1026.6 1025.1 1028.0 0.0 0.2 4.4 11.3 14.5 NE 106.70 19 11.1 8.1 7:00 15.6 15:00 7.4 88 78 91 1023.8 1019.7 1026.7 0.0 0.0 5.6 11.3 16.1 E 133.73 20 10.3 7.8 00:00 15.3 13:00 7.5 82 62 91 1015.9 1013.6 1019.8 0.0 0.2 7.5 11.3 17.7 ENE 180.81 21 8.8 5.8 7:50 13.2 15:10 7.3 80 64 88 1012.5 1011.3 1013.8 0.0 0.0 9.6 12.9 20.9 ENE 230.49 22 8.8 6.7 3:50 11.4 00:00 4.7 81 75 86 1010.4 1009.1 1011.7 0.0 0.4 10.1 14.5 37.0 ENE 242.90 23 9.8 8.1 8:10 12.2 1:10 4.1 89 76 94 1006.6 1002.7 1009.0 5.6 5.0 7.5 17.7 38.6 E 180.23 24 7.9 6.4 7:40 10.4 12:30 4.0 87 79 95 1003.8 1001.2 1009.4 0.0 0.6 10.0 19.3 49.9 SE 239.76 25 7.2 6.2 6:50 9.0 14:10 2.8 89 83 94 1014.2 1009.5 1018.9 1.2 1.8 11.2 17.7 32.2 ENE 269.43 26 7.7 4.8 00:00 12.9 13:50 8.2 80 64 88 1020.3 1018.7 1023.0 0.0 0.2 13.3 20.9 35.4 ENE 318.23 27 6.7 3.4 7:30 12.3 14:40 8.8 75 59 85 1022.2 1020.5 1023.7 0.0 0.0 10.2 16.1 29.0 ENE 245.18 28 7.0 3.8 7:20 13.3 14:50 9.4 64 47 72 1019.0 1017.5 1020.3 0.0 0.0 7.2 14.5 22.5 E 172.41 29 7.2 3.4 7:00 12.9 13:20 9.6 67 43 87 1018.3 1015.3 1020.0 0.0 0.0 7.0 14.5 20.9 ENE 167.63 30 6.9 3.9 4:40 11.6 11:30 7.6 80 62 89 1012.4 1010.4 1015.2 0.0 0.0 5.2 11.3 20.9 ENE 125.45 31 3.8 1.2 00:00 8.5 14:40 7.3 64 43 83 1016.0 1013.2 1019.1 0.0 0.0 10.0 14.5 29.0 ENE 241.23 --------------------------------------------------------------------------------------------------------------------------------------------------- AVG 8.4 5.5 12.7 7.1 82 68 90 1016.9 1014.7 1019.4 8.0 13.8 24.3 ENE MIN 3.8 1.2 8.5 2.8 64 43 72 1003.8 1001.2 1009.0 3.9 9.7 14.5 MAX 11.7 9.0 16.6 9.6 92 88 96 1026.6 1025.1 1028.0 27.8 13.3 20.9 49.9 SUM 31.4 5938.01 DECADES (AVG) --------------------------------------------------------------------------------------------------------------------------------------------------- 1 8.5 5.7 12.9 7.1 83 71 90 1014.7 1012.5 1016.9 7.0 12.4 20.0 2 9.3 6.1 13.6 7.5 86 71 93 1022.3 1020.0 1024.7 7.6 12.9 21.7 3 7.4 4.9 11.6 6.7 78 63 87 1014.2 1011.8 1016.7 9.2 15.8 30.6 --------------------------------------------------------------------------------------------------------------------------------------------------- NUMBER OF DAYS WITH: Temp Max >= 25.0: 0 Temp Max >= 30.0: 0 Temp Min < 0.0: 0 Temp Max < 0.0: 0 Rain: 8 (> .2 mm) 6 (>= 1 mm) 0 (> 20 mm) Max Rain: 9.8 mm (17/12/2025) PREVAILING WIND DIRECTION (%) N NNE NE ENE E ESE SE SSE S SSW SW WSW W WNW NW NNW CALM -------------------------------------------------------------------------------------------------------------------------- 1 2.71 6.04 20.21 38.26 23.19 2.43 0.28 1.88 1.60 0.28 0.00 0.00 0.14 0.00 0.14 0.83 2.01 2 1.39 5.69 22.36 31.88 24.24 1.60 1.39 1.88 2.57 1.94 1.25 0.21 0.14 0.21 0.00 0.00 3.26 3 2.59 7.89 18.88 36.68 22.29 2.21 3.54 1.39 0.44 0.25 0.69 1.14 0.25 0.00 0.19 0.32 1.26 -------------------------------------------------------------------------------------------------------------------------- 2.24 6.59 20.43 35.64 23.21 2.08 1.79 1.70 1.50 0.81 0.65 0.47 0.18 0.07 0.11 0.38 2.15 AVERAGE WIND SPEED N NNE NE ENE E ESE SE SSE S SSW SW WSW W WNW NW NNW ------------------------------------------------------------------------------------------------------------------- 1 4.1 5.4 8.2 8.0 6.1 5.2 6.4 4.9 5.7 6.4 0.0 0.0 3.2 0.0 1.6 7.2 2 5.7 7.7 8.4 8.5 7.1 4.3 9.7 5.8 8.3 9.8 8.5 3.2 1.6 1.6 0.0 0.0 3 5.0 10.2 10.6 10.2 7.9 6.7 10.3 8.9 7.8 3.6 4.0 4.5 3.6 0.0 2.1 3.2 ------------------------------------------------------------------------------------------------------------------- 4.8 8.1 9.0 8.9 7.0 5.6 10.0 6.4 7.3 8.7 6.8 4.3 3.0 1.6 1.9 6.1