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Monthly Climatological Summary for Dec 2017
Name: IVESTFOL64 City: Tønsberg State: Vestfold
Elevation: 31 m Lat: N 59° 16' 59" Lon: E 010° 25' 59"
Temperature (°C), Rain (mm), Wind Speed (km/h)
Heat Cool Avg
Mean Deg Deg Wind Dom
Day Temp High Time Low Time Days Days Rain Speed High Time Dir
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01 -2.5 0.9 00:00 -8.8 23:58 20.8 0.0 0.0 0.5 31.9 04:51 NNW
02 -5.0 3.6 23:46 -9.3 03:42 23.3 0.0 0.0 0.3 9.1 02:23 W
03 0.9 3.4 02:39 -1.7 19:50 17.3 0.0 0.8 0.4 18.3 02:36 SW
04 -3.0 0.3 15:05 -5.4 08:20 21.3 0.0 0.0 0.3 11.4 04:09 SW
05 1.2 4.4 09:08 -3.0 02:39 10.4 0.0 0.0 0.3 25.1 09:07 NW
06 1.3 2.6 01:25 0.8 03:29 12.0 0.0 0.0 2.2 18.3 17:01 ESE
07 6.9 8.5 10:38 1.2 00:00 4.4 0.0 0.6 5.4 38.9 06:13 WSW
08 4.5 5.8 17:26 0.0 15:03 5.1 0.0 0.0 1.7 27.4 00:03 SW
09 1.9 5.6 06:41 -3.4 23:53 16.4 0.0 0.0 1.1 27.4 00:03 WSW
10 -4.6 -3.4 00:00 -6.6 08:31 22.9 0.0 0.0 1.4 13.8 22:52 WSW
11 -2.2 -0.6 19:15 -3.8 00:35 20.5 0.0 0.0 4.0 29.7 21:25 NNW
12 -4.4 -0.8 00:00 -9.6 23:46 22.7 0.0 0.0 0.6 34.2 00:34 NNW
13 -6.0 -2.2 15:10 -9.6 00:00 24.3 0.0 0.0 0.2 11.4 15:55 SW
14 -1.7 -0.2 18:59 -3.7 00:00 20.0 0.0 0.0 1.0 13.8 16:50 NNW
15 -1.6 -0.2 00:40 -3.4 09:07 19.9 0.0 0.0 0.5 22.9 20:29 NNW
16 -2.7 -0.4 17:18 -5.8 06:45 21.0 0.0 0.0 1.6 27.4 10:23 NNW
17 -9.0 -5.0 00:00 -10.9 09:21 27.2 0.0 0.0 0.1 20.6 01:43 SW
18 -2.6 1.6 09:39 -7.4 00:00 20.9 0.0 0.0 0.3 9.1 01:44 SW
19 -3.0 0.3 18:14 -6.5 05:28 21.3 0.0 0.0 0.0 9.1 03:39 SW
20 -1.4 0.2 14:08 -3.2 23:53 19.7 0.0 0.0 0.2 9.1 17:16 SW
21 -3.0 0.7 23:18 -6.8 05:53 21.1 0.0 0.0 0.4 9.1 03:18 SW
22 1.8 4.6 22:47 -2.1 04:02 16.4 0.0 1.6 0.8 20.6 20:26 WSW
23 5.5 8.8 16:41 2.8 23:20 12.8 0.0 12.2 1.2 50.3 21:44 NNW
24 2.2 5.1 10:09 -1.6 23:49 16.1 0.0 0.2 0.8 50.3 07:46 SW
25 0.0 0.0 19:55 0.0 19:55 0.0 0.0 0.0 0.7 0.0 19:55 SW
26 3.5 3.7 20:09 0.0 20:00 2.4 0.0 0.0 13.6 48.0 21:31 SW
27 3.5 3.7 01:48 3.3 00:00 2.0 0.0 0.0 ---- 48.0 01:33 SW
28 0.2 0.9 16:49 -0.6 19:16 5.5 0.0 0.0 0.0 48.0 01:33 NW
29 -1.6 0.7 05:12 -5.9 23:45 19.9 0.0 1.0 0.0 48.0 01:33 WNW
30 -4.6 -2.2 17:33 -7.5 02:39 22.9 0.0 0.0 2.5 27.4 20:12 NNW
31 -1.0 1.9 17:15 -2.4 00:00 19.3 0.0 7.8 2.0 31.9 16:33 NNW
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-0.9 8.8 23 -10.9 17 509.8 0.0 24.2 1.1 50.3 23 W
Max >= 27.0 0
Max <= 0.0 10
Min <= 0.0 27
Min <= -18.0 0
Max Rain: 12.2 on day 23
Days of Rain: 7 (>= 0.2 mm) 2 (>= 2.0 mm) 0 (>= 20.0 mm)
Heat Base: 18.3 Cool Base: 18.3 Method: Integration