Climatological Report (Monthly)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12
000
CXUS56 KSGX 011835
CLMRNM


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1035 AM PST MON JAN 1 2018

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

...THE RAMONA AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1974 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              94   12/04/1979
 LOW               20   12/05/2011
HIGHEST            88   12/28        68      20       80  12/28
LOWEST             26   12/22        37     -11       27  12/18
AVG. MAXIMUM     74.8              64.8    10.0     64.7
AVG. MINIMUM     34.6              34.4     0.2     39.2
MEAN             54.7              49.6     5.1     51.9
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     13              12.6     0.4        7
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.18   2010
 MINIMUM         0.03   2000
TOTALS           0.04              2.23   -2.19     5.39
DAILY AVG.       0.00              0.07   -0.07     0.17
DAYS >= .01         1                MM      MM        8
DAYS >= .10         0                MM      MM        8
DAYS >= .50         0                MM      MM        5
DAYS >= 1.00        0                MM      MM        1
DAYS >= 1.50        0                                  1
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    0.04   12/20 TO 12/20           12/15 TO 12/16
                                                          12/29 TO 12/29
                                                          12/29 TO 12/29
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/16(00) TO 12/16(00)
                                                 12/29(00) TO 12/29(00)9
                                                 12/29(00) TO 12/29(00)9

DEGREE_DAYS
HEATING TOTAL     309               477    -168      385
 SINCE 7/1        490               888    -398      636
COOLING TOTAL       1                 0       1        1
 SINCE 1/1       1291               850     441     1020

FREEZE DATES
RECORD
 EARLIEST     10/10/1974
 LATEST       05/07/1975
EARLIEST                        11/24
LATEST                          03/25
..........................................................

WIND (MPH)
AVERAGE WIND SPEED              5.1
RESULTANT WIND SPEED/DIRECTION   2/057
HIGHEST WIND SPEED/DIRECTION    33/080    DATE  12/07
HIGHEST GUST SPEED/DIRECTION    42/080    DATE  12/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.00
NUMBER OF DAYS FAIR           31
NUMBER OF DAYS PC              0
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     38

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      3
HAZE                      5

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

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.