Climatological Report (Monthly)
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CXUS56 KSGX 012001
CLMRAL


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1201 PM PST THU JAN 1 2015

...................................

...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              94   12/03/1958
 LOW               21   12/12/1949
                        12/26/1911
HIGHEST            80   12/23        69      11       87  12/17
                        12/09
LOWEST             33   12/31        42      -9       37  12/08
AVG. MAXIMUM     65.6              66.6    -1.0     69.7
AVG. MINIMUM     47.5              42.5     5.0     44.5
MEAN             56.6              54.5     2.1     57.1
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     0                                  0
DAYS MAX >= 110     0                                  0
DAYS MIN <= 32      0               1.2    -1.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.88   2010
 MINIMUM         0.00   2007
                        2000
                        1990
TOTALS           2.95              1.53    1.42     0.16
DAILY AVG.       0.10              0.05    0.05     0.01
DAYS >= .01         7                MM      MM        2
DAYS >= .10         5                MM      MM        1
DAYS >= .50         2                MM      MM        0
DAYS >= 1.00        1                MM      MM        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    1.07   12/12 TO 12/12           12/07 TO 12/07
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/07(00) TO 12/07(00)
                                                 12/31(00) TO 12/31(00)1
                                                 12/31(00) TO 12/31(00)1

SNOWFALL (INCHES)
RECORDS
 24 HR TOTAL       MM
TOTALS            0.0                MM      MM      0.0
 LIQUID EQUIV    0.00                MM      MM     0.00
SINCE 7/1         0.0                MM      MM      0.0
 LIQUID 7/1      0.00                MM      MM     0.00
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       0                MM      MM        0
DAYS >= 1.0         0                MM      MM        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   12/31 TO 12/31           12/31 TO 12/31
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/31(00) TO 12/31(00)
                                                 12/31(00) TO 12/31(00)1
                                                 12/31(00) TO 12/31(00)1

DEGREE_DAYS
HEATING TOTAL     259               326     -67      245
 SINCE 7/1        323               526    -203      388
COOLING TOTAL       5                 2       3       10
 SINCE 1/1       2348              1756     592     1996

FREEZE DATES
RECORD
 EARLIEST     10/21/1949
 LATEST       04/28/1894
EARLIEST                        12/04
LATEST                          02/24
..................................................

WIND (MPH)
AVERAGE WIND SPEED              4.0
RESULTANT WIND SPEED/DIRECTION   2/051
HIGHEST WIND SPEED/DIRECTION    26/030    DATE  12/31
HIGHEST GUST SPEED/DIRECTION    44/030    DATE  12/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      1
HAZE                      9

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


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