620
CDUS43 KGRR 120621
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
221 AM EDT WED AUG 12 2026
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 11 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 5:29 PM 96 1947 82 -2 87
MINIMUM 64 5:39 AM 43 1967 62 2 70
AVERAGE 72 72 0 79
PRECIPITATION (IN)
YESTERDAY T 1.31 1941 0.11 -0.11 0.00
MONTH TO DATE 3.14 1.30 1.84 0.01
SINCE JUN 1 7.87 9.10 -1.23 5.21
SINCE JAN 1 27.24 24.12 3.12 17.31
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 31 43 -12 22
SINCE JUL 1 1 5 -4 0
COOLING
YESTERDAY 7 7 0 14
MONTH TO DATE 86 81 5 101
SINCE JUN 1 526 482 44 632
SINCE JAN 1 566 533 33 652
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 4.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 4:00 AM
LOWEST 71 5:00 PM
AVERAGE 86
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THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 95 1988
MINIMUM TEMPERATURE (F) 62 45 1954
SUNRISE AND SUNSET
AUGUST 12 2026........SUNRISE 6:45 AM EDT SUNSET 8:48 PM EDT
AUGUST 13 2026........SUNRISE 6:46 AM EDT SUNSET 8:47 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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