Climatological Report (Monthly)
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000
CXUS56 KSGX 012031
CLMRAL


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
131 PM PDT MON MAY 1 2017

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

...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             105   04/06/1989
 LOW               29   04/04/1970
HIGHEST            95   04/22        76      19       98  04/06
                        04/21
LOWEST             43   04/01        49      -6       46  04/26
AVG. MAXIMUM     80.6              75.3     5.3     79.5
AVG. MINIMUM     52.1              50.4     1.7     53.3
MEAN             66.3              62.8     3.5     66.4
DAYS MAX >= 90      3               2.7     0.3        6
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     0                                  0
DAYS MAX >= 110     0                                  0
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.64   1965
 MINIMUM         0.00   2008
                        1993
                        1992
TOTALS           0.10              0.80   -0.70     0.49
DAILY AVG.       0.00              0.03   -0.03     0.02
DAYS >= .01         1                MM      MM        6
DAYS >= .10         1                MM      MM        2
DAYS >= .50         0                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    0.10   04/08 TO 04/08           04/08 TO 04/09
                                                          04/30 TO 04/30
                                                          04/30 TO 04/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    04/09(00) TO 04/09(00)
                                                 04/30(00) TO 04/30(00)0
                                                 04/30(00) TO 04/30(00)0

DEGREE_DAYS
HEATING TOTAL      31               107     -76       34
 SINCE 7/1       1093              1420    -327     1012
COOLING TOTAL      79                42      37       84
 SINCE 1/1        138                63      75      189

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

WIND (MPH)
AVERAGE WIND SPEED              5.6
RESULTANT WIND SPEED/DIRECTION   3/281
HIGHEST WIND SPEED/DIRECTION    22/020    DATE  04/29
HIGHEST GUST SPEED/DIRECTION    33/030    DATE  04/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

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

$$



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