492
CXUS56 KEKA 080135
CLMEKA
SFOCLMEKA 000
TTAA00 EKA 070407
CLIMATE REPORT
NATIONAL WEATHER SERVICE EUREKA CA
630 PM PDT WED JUN 07 2023
...............................
..THE EUREKA CA CLIMATE SUMMARY FOR THE MONTH OF MAY 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1886 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 84 05/13/1939
LOW 35 05/06/2010
05/08/2002
05/01/1887
HIGHEST 66 05/14 MM MM 66
LOWEST 43 05/09 MM MM 36
AVG. MAXIMUM 58.4 59.6 -1.2 58.6
AVG. MINIMUM 48.6 47.7 0.9 46.8
MEAN 53.5 53.7 -0.2 52.7
DAYS MAX >= 90 0
DAYS MIN <= 32 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.20 1889
MINIMUM 0.03 1955
TOTALS 0.97 1.66 -0.69
DAYS >= .01 11 9.3 1.7 11
DAYS >= .10 4 4.5 -0.5 4
DAYS >= .50 0 0.9 -0.9 0
DAYS >= 1.00 0 0.1 -0.1 0
GREATEST
24 HR. TOTAL 0.63 05/07 TO 05/08
LIQUID 7/1 MM MM
DEGREE DAYS
HEATING TOTAL 349 352 -3 374
SINCE 7/1 4521 4234 287 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 MM
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 4.8
HIGHEST WIND SPEED/DIRECTION 15/180 DATE 05/05
15/360 05/22
HIGHEST GUST SPEED/DIRECTION 29/MM DATE 05/07
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.79
NUMBER OF DAYS FAIR 4
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 22
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 0
RAIN 0 LIGHT RAIN 17
HAIL 0 SLEET 0
FOG 18 FOG W/VIS <= 1/4 MILE 0
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
MOST OF THE MONTH SAW TEMPERATURES SLIGHTLY BELOW NORMAL WITH AN
ESTABLISHED MARINE LAYER OR BRISK NORTHERLY WINDS. ON THE 14TH CLEAR
SKIES AND LIGHT EASTERLY WINDS ALLOW TEMPERATURES TO WARM INTO THE
MIDDLE 60S. RAINFALL WAS ONLY AROUND 60 PERCENT OF NORMAL, HOWEVER
THIS WAS ONLY ABOUT 0.7 INCHES BELOW NORMAL.
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