NOAA Report: December


Untitled 1




LOCAL CLIMATOLOGICAL DATA
Month: 12 / 2025
Station Location: Hillview, Harrow, United Kingdom
Lat.051:35:36 Long.0000:21:51
Elevation: 200 Feet Above Sea Level
Temperature
(Celsius)
Humidity
(%)
Degree Days
Base 18 Degrees
  Snow/
Ice On
Ground
(cm)
Rain
(mm)
Pressure
(Hpa)
Wind-
speed
(mph)
D
A
Y
Max Min Avg Diff
From
Normal
Avg
Dew
Point
Avg
Wet
Bulb
Max Min Heating Cooling Sign.
Cond.
Sun
Hours
Max
Solar
w/m2
Solar
(kwh)
Max
UV
Evapo-
trans-
piration
Snow-
fall
Water
Equiv.
Avg
Sea
Level
Avg
Speed
Max
Speed
Avg
Dir.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
11.4
11.6
10.6
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05.7
06.1
00.5
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09.8
08.5
05.5
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+4.1
+2.9
-0.2
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08.3
06.5
03.8
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09.0
07.6
04.7
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92
92
94
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87
78
81
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08.5
09.8
12.8
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00.0
00.0
00.0
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SNOW
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00.0
06.1
05.3
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055.4
296.0
271.3
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000.2
001.1
001.1
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00.0
00.7
00.6
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00.5
00.6
00.4
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00.0
00.0
00.0
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02.8
03.2
00.2
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1001.2
1001.6
1006.4
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009
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035
015
012
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~211
~209
~203
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  11.2

4.1

07.9

+2.3

6.2

7.1

    0010.4

0000.0

  Total
11.0
        Total
0.0
Total
6.5
1003.1

04.7

20.3

206


Maximum Temperature: 11.6
Minimum Temperature: 00.5
Maximum Pressure: 1011.1
Minimum Pressure: 0994.9
Maximum Daily Precip: 3.2 (mm)
Maximum Daily Snowfall: 0.0 (cm)

Gale: 0 Day(s)
Maximum Wind: 035
Wind Run: 340.7miles
Heating Degree Days: 031.2
Cooling Degree Days: 000.0

Max. Temp. >= 30 Was 0 Day(s)
Max. Temp. <= 0 Was 0 Day(s)
Min. Temp. <= 30 Was 3 Day(s)
Min. Temp. <= -18 Was 0 Day(s)
Precipitation >= 0.2mm Was 2 Day(s)
Precipitation >= 2.5mm Was 2 Day(s)
Snowfall >= 25mm Was 0 Day(s)