Chilterns Weather

Current and historic weather records from the eHideaway weather station located in Prestwood, Buckinghamshire.

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eHideaway > Chilterns > Weather > Reports > Monthly Reports

Monthly Report for December 2018

Temp Range
Day	Value
1!	4.4°C to 11.8°C
2	10.1°C to 13.1°C
3	4.5°C to 12.0°C
4!	2.0°C to 10.5°C
5!!	4.3°C to 11.3°C
6	9.3°C to 12.0°C
7	5.5°C to 12.0°C
8	6.4°C to 10.9°C
9	5.5°C to 9.4°C
10	4.3°C to 7.7°C
11	1.6°C to 10.0°C
12	1.4°C to 5.8°C
13	-0.5°C to 4.8°C
14	-2.0°C to 4.8°C
15	0.2°C to 6.0°C
16	2.8°C to 7.3°C
17	3.8°C to 10.2°C
18	5.5°C to 9.4°C
19	5.2°C to 9.5°C
20	4.5°C to 9.2°C
21	7.1°C to 11.9°C
22	6.6°C to 10.9°C
23	5.3°C to 11.5°C
24	2.1°C to 7.6°C
25	2.5°C to 6.6°C
26	5.1°C to 8.1°C
27	2.7°C to 10.3°C
28	6.8°C to 10.1°C
29	6.1°C to 11.5°C
30!!	6.3°C to 8.8°C
31!	7.6°C to 9.1°C
Dec!	-2.0°C to 13.1°C

Mean Temp
Day	Value
1!	8.7°C
2	12.2°C
3	9.1°C
4!	5.0°C
5!!	8.8°C
6	10.9°C
7	8.7°C
8	8.5°C
9	7.8°C
10	6.2°C
11	4.8°C
12	4.3°C
13	1.8°C
14	0.5°C
15	2.0°C
16	5.8°C
17	6.8°C
18	8.1°C
19	6.3°C
20	6.6°C
21	9.9°C
22	8.6°C
23	7.6°C
24	4.1°C
25	5.3°C
26	7.1°C
27	5.9°C
28	7.7°C
29	9.0°C
30!!	8.2°C
31!	8.1°C
Dec!	6.9°C

Diff From Norm
Day	Value
1!	3.7°C
2	7.2°C
3	4.1°C
4!	0.0°C
5!!	3.8°C
6	5.9°C
7	3.7°C
8	3.5°C
9	2.8°C
10	1.2°C
11	-0.2°C
12	-0.7°C
13	-3.2°C
14	-4.5°C
15	-3.0°C
16	0.8°C
17	1.8°C
18	3.1°C
19	1.3°C
20	1.6°C
21	4.9°C
22	3.6°C
23	2.6°C
24	-0.9°C
25	0.3°C
26	2.1°C
27	0.9°C
28	2.7°C
29	4.0°C
30!!	3.2°C
31!	3.1°C
Dec!	1.9°C

Heating Required
Day	Value
1!	9.2°C days
2	6.1°C days
3	9.2°C days
4!	13.2°C days
5!!	9.0°C days
6	7.4°C days
7	9.6°C days
8	9.8°C days
9	10.5°C days
10	12.1°C days
11	13.5°C days
12	14.0°C days
13	16.5°C days
14	17.8°C days
15	16.3°C days
16	12.5°C days
17	11.5°C days
18	10.2°C days
19	12.0°C days
20	11.7°C days
21	8.4°C days
22	9.7°C days
23	10.7°C days
24	14.2°C days
25	13.0°C days
26	11.2°C days
27	12.4°C days
28	10.6°C days
29	9.3°C days
30!!	9.5°C days
31!	9.9°C days
Dec!	351.0°C days

Cooling Required
Day	Value
1!	0.0°C days
2	0.0°C days
3	0.0°C days
4!	0.0°C days
5!!	0.0°C days
6	0.0°C days
7	0.0°C days
8	0.0°C days
9	0.0°C days
10	0.0°C days
11	0.0°C days
12	0.0°C days
13	0.0°C days
14	0.0°C days
15	0.0°C days
16	0.0°C days
17	0.0°C days
18	0.0°C days
19	0.0°C days
20	0.0°C days
21	0.0°C days
22	0.0°C days
23	0.0°C days
24	0.0°C days
25	0.0°C days
26	0.0°C days
27	0.0°C days
28	0.0°C days
29	0.0°C days
30!!	0.0°C days
31!	0.0°C days
Dec!	0.0°C days

Rain
Day	Value
1!	6.3 mm
2	2.4 mm
3	2.1 mm
4!	3.3 mm
5!!	8.4 mm
6	0.3 mm
7	12.3 mm
8	0.3 mm
9	2.4 mm
10	0.0 mm
11	0.0 mm
12	0.0 mm
13	0.0 mm
14	0.0 mm
15	7.5 mm
16	3.9 mm
17	0.0 mm
18	8.4 mm
19	1.8 mm
20	1.5 mm
21	6.0 mm
22	0.3 mm
23	6.9 mm
24	0.3 mm
25	0.0 mm
26	0.3 mm
27	0.0 mm
28	0.3 mm
29	0.0 mm
30!!	0.3 mm
31!	0.0 mm
Dec!	75.3 mm

High Rain Rate
Day	Value
1!	4.5 mm/hr
2	5.6 mm/hr
3	2.2 mm/hr
4!	2.5 mm/hr
5!!	45.3 mm/hr
6	0.1 mm/hr
7	22.5 mm/hr
8	0.1 mm/hr
9	7.5 mm/hr
10	0.0 mm/hr
11	0.0 mm/hr
12	0.0 mm/hr
13	0.0 mm/hr
14	0.0 mm/hr
15	3.8 mm/hr
16	4.5 mm/hr
17	0.0 mm/hr
18	4.5 mm/hr
19	0.6 mm/hr
20	7.5 mm/hr
21	7.5 mm/hr
22	0.1 mm/hr
23	11.2 mm/hr
24	0.1 mm/hr
25	0.0 mm/hr
26	0.1 mm/hr
27	0.0 mm/hr
28	0.1 mm/hr
29	0.0 mm/hr
30!!	0.1 mm/hr
31!	0.0 mm/hr
Dec!	45.3 mm/hr

Max Rain In 1 Hour
Day	Value
1!	1.5 mm
2	1.2 mm
3	0.9 mm
4!	1.2 mm
5!!	2.4 mm
6	0.3 mm
7	3.6 mm
8	0.3 mm
9	2.4 mm
10	0.0 mm
11	0.0 mm
12	0.0 mm
13	0.0 mm
14	0.0 mm
15	1.8 mm
16	1.8 mm
17	0.0 mm
18	1.8 mm
19	0.6 mm
20	0.9 mm
21	2.7 mm
22	0.3 mm
23	1.2 mm
24	0.3 mm
25	0.0 mm
26	0.3 mm
27	0.0 mm
28	0.3 mm
29	0.0 mm
30!!	0.3 mm
31!	0.0 mm
Dec!	3.6 mm

Time Raining
Day	Value
1!	21%
2	7%
3	5%
4!	12%
5!!	23%
6	1%
7	25%
8	1%
9	3%
10	0%
11	0%
12	0%
13	0%
14	0%
15	21%
16	11%
17	0%
18	22%
19	6%
20	3%
21	15%
22	1%
23	22%
24	1%
25	0%
26	1%
27	0%
28	1%
29	0%
30!!	1%
31!	0%
Dec!	7%

Day Time Raining
Day	Value
1!	20%
2	4%
3	10%
4!	2%
5!!	27%
6	2%
7	27%
8	2%
9	6%
10	0%
11	0%
12	0%
13	0%
14	0%
15	40%
16	21%
17	0%
18	38%
19	2%
20	4%
21	2%
22	0%
23	27%
24	0%
25	0%
26	0%
27	0%
28	2%
29	0%
30!!	2%
31!	0%
Dec!	8%

Pressure Range
Day	Value
1!	996.9 hPa to 1010.7 hPa
2	995.3 hPa to 998.8 hPa
3	997.1 hPa to 1012.5 hPa
4!	1013.0 hPa to 1023.3 hPa
5!!	1008.9 hPa to 1021.1 hPa
6	1010.6 hPa to 1015.0 hPa
7	999.1 hPa to 1010.3 hPa
8	997.6 hPa to 1005.8 hPa
9	999.0 hPa to 1022.5 hPa
10	1022.8 hPa to 1028.0 hPa
11	1021.8 hPa to 1027.2 hPa
12	1017.7 hPa to 1022.5 hPa
13	1015.3 hPa to 1020.9 hPa
14	1020.6 hPa to 1023.5 hPa
15	1001.5 hPa to 1021.0 hPa
16	1003.8 hPa to 1007.6 hPa
17	1007.8 hPa to 1018.5 hPa
18	1001.3 hPa to 1016.4 hPa
19	1003.1 hPa to 1005.7 hPa
20	1002.4 hPa to 1007.4 hPa
21	994.8 hPa to 1006.3 hPa
22	1006.1 hPa to 1021.3 hPa
23	1014.0 hPa to 1024.8 hPa
24	1025.0 hPa to 1035.2 hPa
25	1032.3 hPa to 1034.9 hPa
26	1027.3 hPa to 1032.2 hPa
27	1025.2 hPa to 1027.6 hPa
28	1026.8 hPa to 1033.6 hPa
29	1029.7 hPa to 1034.5 hPa
30!!	1033.8 hPa to 1035.5 hPa
31!	1034.1 hPa to 1036.5 hPa
Dec!	994.8 hPa to 1036.5 hPa

High Wind
Day	Value
1!	7 mph
2	9 mph
3	8 mph
4!	3 mph
5!!	7 mph
6	7 mph
7	10 mph
8	13 mph
9	10 mph
10	5 mph
11	3 mph
12	7 mph
13	9 mph
14	4 mph
15	12 mph
16	6 mph
17	6 mph
18	11 mph
19	6 mph
20	6 mph
21	12 mph
22	11 mph
23	8 mph
24	3 mph
25	2 mph
26	3 mph
27	2 mph
28	4 mph
29	10 mph
30!!	5 mph
31!	4 mph
Dec!	13 mph

High Wind Direction
Day	Value
1!	ENE
2
3	W
4!	NE
5!!	E
6	SW
7	WNW
8	WSW
9	SW
10	W
11	NE
12	N
13	NE
14	N
15	NE
16	SW
17	S
18	NE
19	NE
20	SW
21	SW
22	S
23	SW
24	NE
25	E
26	W
27	NW
28	W
29	SW
30!!	SW
31!	SW
Dec!	WSW

Wind Run
Day	Value
1!	25.0 miles
2	52.8 miles
3	40.1 miles
4!	9.2 miles
5!!	36.4 miles
6	39.8 miles
7	58.0 miles
8	81.0 miles
9	64.4 miles
10	27.2 miles
11	13.0 miles
12	46.0 miles
13	56.0 miles
14	8.8 miles
15	71.8 miles
16	24.2 miles
17	26.8 miles
18	52.5 miles
19	20.6 miles
20	28.2 miles
21	63.4 miles
22	45.5 miles
23	27.0 miles
24	7.8 miles
25	1.5 miles
26	4.8 miles
27	1.5 miles
28	9.4 miles
29	38.1 miles
30!!	19.2 miles
31!	26.0 miles
Dec!	1026.0 miles

Dominant Wind Direction
Day	Value
1!	NE
2	W
3	NW
4!	NW
5!!	NE
6	W
7	SW
8	SW
9	NW
10	SW
11	NE
12	NE
13	NE
14	NE
15	NE
16	SW
17	SW
18	S
19	SE
20	SW
21	SW
22	SW
23	SW
24	NE
25	NE
26	SE
27	NW
28	SW
29	SW
30!!	SW
31!	SW
Dec!	SW

Wind Direction
Day	N	NNE	NE	ENE
1!	9%	1%	22%	0%
2	5%	1%	4%	0%
3	13%	0%	3%	1%
4!	7%	1%	15%	0%
5!!	11%	0%	26%	0%
6	7%	0%	3%	0%
7	18%	0%	8%	0%
8	6%	0%	0%	0%
9	3%	0%	0%	0%
10	2%	0%	0%	0%
11	7%	1%	43%	1%
12	20%	2%	42%	1%
13	9%	2%	52%	2%
14	17%	0%	46%	0%
15	11%	0%	37%	1%
16	10%	0%	11%	0%
17	7%	1%	7%	1%
18	10%	1%	16%	1%
19	14%	0%	11%	0%
20	13%	0%	9%	0%
21	6%	0%	4%	0%
22	1%	0%	1%	0%
23	11%	1%	16%	2%
24	19%	0%	30%	1%
25	11%	0%	14%	0%
26	11%	0%	17%	0%
27	2%	0%	2%	0%
28	3%	0%	1%	0%
29	7%	1%	1%	0%
30!!	0%	0%	0%	0%
31!	0%	0%	0%	0%
Dec!	9%	0%	14%	0%

Wind Direction
Day	E	ESE	SE	SSE
1!	10%	1%	9%	0%
2	0%	0%	3%	0%
3	3%	1%	0%	0%
4!	11%	1%	9%	0%
5!!	15%	1%	12%	0%
6	2%	0%	1%	0%
7	1%	0%	6%	0%
8	1%	0%	0%	0%
9	0%	0%	0%	0%
10	0%	0%	0%	0%
11	5%	0%	8%	0%
12	26%	1%	3%	0%
13	30%	1%	0%	0%
14	8%	0%	4%	0%
15	26%	0%	6%	0%
16	8%	0%	13%	0%
17	2%	0%	13%	0%
18	14%	0%	13%	0%
19	11%	0%	22%	0%
20	2%	0%	6%	1%
21	1%	0%	3%	0%
22	1%	1%	0%	0%
23	13%	0%	14%	0%
24	18%	0%	4%	0%
25	11%	3%	13%	1%
26	15%	0%	17%	0%
27	4%	0%	0%	0%
28	2%	0%	2%	0%
29	1%	0%	2%	0%
30!!	0%	0%	1%	0%
31!	0%	0%	1%	0%
Dec!	8%	0%	6%	0%

Wind Direction
Day	S	SSW	SW	WSW
1!	11%	2%	14%	1%
2	8%	1%	28%	1%
3	8%	0%	18%	0%
4!	1%	0%	12%	0%
5!!	5%	0%	13%	1%
6	9%	1%	28%	3%
7	4%	1%	31%	1%
8	6%	0%	45%	6%
9	0%	0%	19%	3%
10	0%	0%	34%	3%
11	2%	0%	32%	0%
12	0%	1%	1%	1%
13	1%	0%	0%	0%
14	8%	0%	2%	0%
15	3%	0%	4%	2%
16	6%	1%	28%	0%
17	14%	0%	30%	0%
18	21%	0%	5%	2%
19	11%	0%	11%	1%
20	6%	1%	28%	2%
21	8%	2%	33%	3%
22	6%	1%	52%	3%
23	2%	0%	23%	2%
24	2%	0%	3%	0%
25	10%	0%	9%	0%
26	8%	0%	8%	1%
27	5%	0%	19%	1%
28	8%	0%	36%	0%
29	14%	2%	48%	3%
30!!	16%	0%	51%	1%
31!	8%	0%	40%	1%
Dec!	7%	0%	23%	1%

Wind Direction
Day	W	WNW	NW	NNW
1!	12%	4%	3%	0%
2	30%	1%	17%	0%
3	21%	2%	28%	2%
4!	15%	1%	26%	1%
5!!	9%	0%	5%	1%
6	31%	2%	11%	1%
7	11%	0%	18%	0%
8	19%	3%	14%	0%
9	25%	6%	43%	0%
10	34%	3%	23%	1%
11	0%	0%	0%	0%
12	0%	0%	1%	1%
13	0%	0%	1%	2%
14	7%	0%	7%	0%
15	1%	2%	5%	0%
16	14%	2%	5%	1%
17	18%	0%	5%	2%
18	6%	2%	8%	2%
19	5%	1%	9%	1%
20	23%	2%	7%	0%
21	23%	4%	10%	1%
22	22%	2%	10%	0%
23	9%	0%	5%	1%
24	11%	0%	11%	0%
25	10%	0%	14%	3%
26	15%	1%	6%	0%
27	22%	2%	42%	1%
28	24%	0%	24%	0%
29	14%	1%	6%	0%
30!!	19%	0%	11%	0%
31!	37%	0%	13%	0%
Dec!	16%	1%	13%	1%

! indicates some data missing for period
!! indicates significant data missing for period.

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