422
CXUS56 KSGX 010951
CLMRAL

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
251 AM PDT SUN JUN 01 2025

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

...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            110   05/29/1984
 LOW              34   05/08/1950
                       05/05/1950
                       05/03/1904
HIGHEST          104   05/10         80      24       84  05/09
                                                          05/30
LOWEST            52   05/16         54      -2       47  05/06
AVG. MAXIMUM    82.0               79.9     2.1     76.7
AVG. MINIMUM    57.1               55.3     1.8     53.8
MEAN            69.5               67.6     1.9     65.3
DAYS MAX >= 90     9                5.5     3.5        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MAX >= 45    31                                  31
DAYS MAX >= 120    0                                   0
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.13   1930
 MINIMUM        0.00   2000
TOTALS          0.48               0.20    0.28     0.12
DAILY AVG.      0.02               0.01    0.01     0.00
DAYS >= .01        3                1.6     1.4        1
DAYS >= .10        1                0.5     0.5        1
DAYS >= .50        0                0.0     0.0        0
DAYS >= 1.00       0                0.0     0.0        0
DAYS >= %-5.2F     0                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   0.39   05/04 TO 05/05               0.12  05/05 TO 05/05
 STORM TOTAL    0.38                                0.12
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL     27                 33      -6       22
 SINCE 7/1      1161               1384    -223       MM
COOLING TOTAL    175                114      61       38
 SINCE 1/1       237                193      44       MM

FREEZE DATES
RECORD
 EARLIEST     10/21/1949
 LATEST       04/28/1894
EARLIEST                        01/17
LATEST                          01/02
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.9
RESULTANT WIND SPEED/DIRECTION   5/270
HIGHEST WIND SPEED/DIRECTION    26/270    DATE  05/12
HIGHEST GUST SPEED/DIRECTION    35/280    DATE  05/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.32
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      0
HAZE                      9

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

$$