Climatological Report (Monthly)
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
Versions:
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
32
33
34
35
000
CXUS53 KDTX 010631
CLMFNT
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
123 AM EST TUE JAN 1 2013
...................................
...THE FLINT MI CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1921 TO 2012
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
RECORD
HIGH 70 12/05/2001
LOW -13 12/25/2000
HIGHEST 65 12/04 MM MM
LOWEST 1 12/28 MM MM
AVG. MAXIMUM 40.5 34.1 6.4
AVG. MINIMUM 26.5 20.8 5.7
MEAN 33.5 27.4 6.1
DAYS MAX >= 90 0 0.0 0.0
DAYS MAX <= 32 8 12.8 -4.8
DAYS MIN <= 32 24 26.9 -2.9
DAYS MIN <= 0 0 1.3 -1.3
PRECIPITATION (INCHES)
RECORD
MAXIMUM 4.66 1971
MINIMUM 0.44 1969
TOTALS 2.58 1.92 0.66
DAILY AVG. 0.08 0.06 0.02
DAYS >= .01 15 13.9 1.1
DAYS >= .10 9 5.7 3.3
DAYS >= .50 1 0.9 0.1
DAYS >= 1.00 0 0.0 0.0
GREATEST
24 HR. TOTAL 0.80 12/20 TO 12/21
STORM TOTAL MM
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL 35.3 2000
0
0
TOTALS 8.9 11.8 -2.9
LIQUID EQUIV 0.89 1.20 -0.31
SINCE 7/1 11.1 14.7 -3.6
LIQUID 7/1 1.11
DAYS >= TRACE 12 10.4 1.6
DAYS >= 1.0 2 3.7 -1.7
GREATEST
SNOW DEPTH 6 12/28
12/27
24 HR TOTAL 4.3 MM
STORM TOTAL MM
(MM/DD(HH)) MM
DEGREE_DAYS
HEATING TOTAL 969 1164 -195
SINCE 7/1 2360 2645 -285
COOLING TOTAL 0 0 0
SINCE 1/1 864 531 333
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST MM
.................................................
WIND (MPH)
AVERAGE WIND SPEED 8.5
HIGHEST WIND SPEED/DIRECTION 31/120 DATE 12/20
HIGHEST GUST SPEED/DIRECTION 47/110 DATE 12/20
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.70
NUMBER OF DAYS FAIR 4
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 16
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 10 FREEZING RAIN 1
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 12 SLEET 0
FOG 23 FOG W/VIS <= 1/4 MILE 2
HAZE 16
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
123 AM EST TUE JAN 1 2013
...................................
...THE TRI CITIES MI CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2012
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
RECORD
HIGH 67 12/05/2001
LOW -12 12/26/1914
HIGHEST 64 12/04 MM MM
12/03
LOWEST 14 12/28 MM MM
AVG. MAXIMUM 40.4 33.5 6.9
AVG. MINIMUM 27.8 21.2 6.6
MEAN 34.1 27.3 6.8
DAYS MAX >= 90 0 0.0 0.0
DAYS MAX <= 32 8 13.3 -5.3
DAYS MIN <= 32 26 27.3 -1.3
DAYS MIN <= 0 0 0.9 -0.9
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.33 1972
MINIMUM 0.33 1939
TOTALS 1.89 1.86 0.03
DAILY AVG. 0.06 0.06 0.00
DAYS >= .01 10 11.2 -1.2
DAYS >= .10 6 5.2 0.8
DAYS >= .50 0 0.6 -0.6
DAYS >= 1.00 0 0.1 -0.1
GREATEST
24 HR. TOTAL 0.60 12/20 TO 12/21
STORM TOTAL MM
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL 40.3 2000
0
0
TOTALS 7.4 9.0 -1.6
LIQUID EQUIV 0.74 0.90 -0.16
SINCE 7/1 9.8 12.9 -3.1
LIQUID 7/1 0.98
DAYS >= TRACE 14 7.5 6.5
DAYS >= 1.0 3 4.1 -1.1
GREATEST
SNOW DEPTH 3 12/10
12/09
24 HR TOTAL 3.1 MM
STORM TOTAL MM
(MM/DD(HH)) MM
DEGREE_DAYS
HEATING TOTAL 949 1167 -218
SINCE 7/1 2334 2640 -306
COOLING TOTAL 0 0 0
SINCE 1/1 861 557 304
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST MM
.................................................
WIND (MPH)
AVERAGE WIND SPEED 9.5
HIGHEST WIND SPEED/DIRECTION 35/330 DATE 12/21
HIGHEST GUST SPEED/DIRECTION 43/340 DATE 12/21
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.70
NUMBER OF DAYS FAIR 3
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 18
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 2
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 12 SLEET 0
FOG 20 FOG W/VIS <= 1/4 MILE 2
HAZE 10
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
====================================================================
- National Weather Service
- Detroit/Pontiac, MI Weather Forecast Office
- 9200 White Lake Road
- White Lake, MI 48386
- 248-620-9804
- Page Author: DTX Webmaster
- Web Master's E-mail: w-dtx.webmaster@noaa.gov
- Page last modified: May 1st, 2013 15:31 UTC