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000
CXUS55 KBYZ 011039
CLMBIL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
437 AM MDT FRI SEP 01 2023

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

...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1934 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST          101   08/15
LOWEST            52   08/14
AVG. MAXIMUM    86.1               85.8     0.3
AVG. MINIMUM    60.6               57.5     3.1
MEAN            73.4               71.6     1.8
DAYS MAX >= 90    10
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
TOTALS          1.29               0.87    0.42
DAYS >= .01        9
DAYS >= .10        5
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.37   08/20 TO 08/21

SNOWFALL (INCHES)
TOTALS             TR               0.0     0.0
SINCE 7/1          T                0.0     0.0
SNOWDEPTH AVG.     0
DAYS >= TRACE      1
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL      8                 24     -16
 SINCE 7/1        16                 34     -18
COOLING TOTAL    277                230      47
 SINCE 1/1       632                595      37
................................................

WIND (MPH)
AVERAGE WIND SPEED              9.0
HIGHEST WIND SPEED/DIRECTION    43/300    DATE  08/30
HIGHEST GUST SPEED/DIRECTION    59/190    DATE  08/21

AVERAGE RH (PERCENT)     49

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

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

&&

...AUGUST 2023 MONTH IN REVIEW FOR BILLINGS...

BELOW IS A SUMMARY OF THE TEMPERATURE...PRECIPITATION...AND WIND
STATISTICS FOR BILLINGS FOR AUGUST 2023. ALL TEMPERATURES ARE IN
DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1991 TO 2020. MONTHLY RANKINGS
FOR PRECIPITATION...SNOWFALL...AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN AUGUST 1934 AT THE BILLINGS AIRPORT. MONTHLY RANKINGS
FOR WIND USE A PERIOD OF RECORD THAT STARTED IN 1984.

NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.

...BILLINGS MONTHLY PRECIPITATION...

 MONTH   2023 VALUES  NORMALS    DEPARTURE  RANKING

AUGUST       1.29     0.87       +0.42      21ST WETTEST OUT OF 90 YEARS
                                            (RECORD WETTEST WAS 3.50 IN 1965)
                                            (WETTEST SINCE 2.44 IN 2021)

...BILLINGS AUGUST 2023 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

...BILLINGS MONTHLY SNOWFALL...

 MONTH   2023 VALUES  NORMALS    DEPARTURE  RANKING

AUGUST          T       0.0         +T      NOT DETERMINED

...BILLINGS AUGUST 2023 BROKEN OR TIED DAILY SNOWFALL RECORDS...

T ON AUGUST  8 (TIED RECORD IN 1954)

...BILLINGS AVERAGE TEMPERATURES...

 MONTH   2023 VALUES  NORMALS   DEPARTURE  RANKING

AUGUST       73.4      71.6      +1.8      TIED FOR THE 20TH WARMEST OUT OF 90 YEARS
                                           (RECORD WARMEST WAS 77.5 IN 1983)
                                           (WARMEST SINCE 75.9 IN 2022)

...BILLINGS AVERAGE HIGH TEMPERATURES...

 MONTH   2023 VALUES  NORMALS   DEPARTURE  RANKING

AUGUST       86.1      85.8      +0.3      41ST WARMEST OUT OF 90 YEARS
                                           (RECORD WARMEST WAS 92.2 IN 1971)
                                           (WARMEST SINCE 89.8 IN 2022)

...BILLINGS AUGUST 2023 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

101 ON AUGUST 15 (OLD RECORD 100 IN 2003)

...BILLINGS AUGUST 2023 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...BILLINGS AVERAGE LOW TEMPERATURES...

 MONTH   2023 VALUES  NORMALS   DEPARTURE  RANKING

AUGUST       60.6      57.5      +3.1      9TH WARMEST OUT OF 90 YEARS
                                           (RECORD WARMEST WAS 63.3 IN 1983)
                                           (WARMEST SINCE 61.9 IN 2022)

...BILLINGS AUGUST 2023 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

69 ON AUGUST 16 (TIED RECORD IN 2021)
76 ON AUGUST 18 (OLD RECORD 71 IN 2020)

...BILLINGS AUGUST 2023 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

...BILLINGS MONTHLY WIND AVERAGES...

 MONTH   2023 VALUES  NORMALS    DEPARTURE  RANKING

AUGUST        9.0       9.0        0.0      TIED FOR THE 28TH LEAST WINDIEST OUT OF 74 YEARS
                                            (RECORD LEAST WINDIEST WAS 7.7 IN 1989)
                                            (LEAST WINDIEST SINCE 8.8 IN 2021)

$$