550
CDUS43 KBIS 210029
CLIBIS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK, ND
729 PM CDT WED MAY 20 2026
...............................
..THE BISMARCK ND CLIMATE SUMMARY FOR MAY 20 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1875 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 72 4:28 PM 92 1886 70 2 44
MINIMUM 35 3:28 AM 23 1931 44 -9 37
AVERAGE 54 57 -3 41
PRECIPITATION (IN)
TODAY 0.00 1.54 1987 0.09 -0.09 0.56
MONTH TO DATE 0.53 1.49 -0.96 4.66
SINCE MAR 1 2.49 3.67 -1.18 6.70
SINCE JAN 1 3.40 4.67 -1.27 7.43
SNOWFALL (IN)
TODAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE T 0.4 -0.4 0.0
SINCE MAR 1 20.8 13.5 7.3 3.8
SINCE JUL 1 54.2 50.5 3.7 25.3
DEGREE DAYS
HEATING
TODAY 11 9 2 24
MONTH TO DATE 274 244 30 187
SINCE MAR 1 1922 1983 -61 1701
SINCE JUL 1 7458 8322 -864 7755
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 2 2 0 44
SINCE MAR 1 3 2 1 44
SINCE JAN 1 3 2 1 44
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 12.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 12:00 AM
LOWEST 30 3:00 PM
AVERAGE 58
......................................................
THE BISMARCK ND CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 96 1980
MINIMUM TEMPERATURE (F) 45 29 1882
1963
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 6:03 AM CDT SUNSET 9:17 PM CDT
MAY 21 2026...........SUNRISE 6:02 AM CDT SUNSET 9:18 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page