Climatological Report (Monthly) Issued by NWS
000
CXUS56 KSGX 012233
CLMONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
333 PM PDT SAT APR 01 2023
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF MARCH 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 94 03/14/2013
03/11/2007
09/27/2010
LOW 33 03/12/2006
HIGHEST 74 03/18 71 3 89 03/25
LOWEST 33R 03/02 47 -14 38 03/06
AVG. MAXIMUM 62.0 71.7 -9.7 74.5
AVG. MINIMUM 44.5 48.7 -4.2 48.7
MEAN 53.2 60.2 -7.0 61.6
DAYS MAX >= 90 0 0.9 -0.9 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 11.65 1978
MINIMUM 0.00 1972
TOTALS 7.81 1.64 6.17 0.97
DAILY AVG. 0.26 0.05 0.21 0.03
DAYS >= .01 13 5.3 7.7 5
DAYS >= .10 11 2.7 8.3 2
DAYS >= .50 6 0.7 5.3 1
DAYS >= 1.00 4 0.3 3.7 0
DAYS >= %-5.2F 0 0
DAYS >= %-5.2F 0 0
GREATEST
24 HR. TOTAL 2.53 03/14 TO 03/15 0.80 03/28 TO 03/29
STORM TOTAL 1.48 0.70
(MM/DD(HH)) MM
DEGREE DAYS
HEATING TOTAL 358 172 186 141
SINCE 7/1 1719 1144 575 MM
COOLING TOTAL 0 23 -23 40
SINCE 1/1 0 36 -36 MM
FREEZE DATES
RECORD
EARLIEST 11/30/2004
LATEST 02/14/2006
EARLIEST 02/24
LATEST 02/20
................................................................
WIND (MPH)
AVERAGE WIND SPEED 5.5
RESULTANT WIND SPEED/DIRECTION 3/240
HIGHEST WIND SPEED/DIRECTION 25/230 DATE 03/21
HIGHEST GUST SPEED/DIRECTION 32/230 DATE 03/01
32/210 03/21
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.66
NUMBER OF DAYS FAIR 3
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 15
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 6 RAIN 9
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 20 FOG W/VIS <= 1/4 MILE 0
HAZE 11
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$