Climatological Report (Daily)
Issued by NWS Billings, MT

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431
CDUS45 KBYZ 180931
CLIBIL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
331 AM MDT MON AUG 18 2025

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

...THE BILLINGS MT CLIMATE SUMMARY FOR AUGUST 17 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1934 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         88    332 PM 100    2020  86      2       88
  MINIMUM         61    608 AM  39    2002  58      3       58
  AVERAGE         75                        72      3       73

PRECIPITATION (IN)
  YESTERDAY        0.00          0.79 1990   0.03  -0.03     0.00
  MONTH TO DATE    0.57                      0.48   0.09     0.84
  SINCE OCT 1     14.54                     12.56   1.98    11.27
  SINCE JAN 1     13.24                     10.02   3.22     8.88

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0       T
  SINCE JUN 1      T                         0.0    0.0       T
  SINCE JUL 1      T                         0.0    0.0       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         2     -2        9
  SINCE JUN 1     87                       104    -17       78
  SINCE JUL 1     16                        14      2       12

 COOLING
  YESTERDAY       10                         7      3        8
  MONTH TO DATE  144                       150     -6      128
  SINCE JUN 1    472                       500    -28      567
  SINCE JAN 1    488                       515    -27      568
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     6.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    63           700 AM
 LOWEST     29           600 PM
 AVERAGE    46

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


THE BILLINGS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       101      1964
 MINIMUM TEMPERATURE (F)   57        46      1978
                                             1985


SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE   618 AM MDT   SUNSET   817 PM MDT
AUGUST 19 2025........SUNRISE   620 AM MDT   SUNSET   815 PM MDT


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




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