Climatological Report (Daily)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
347
CDUS45 KTFX 310737
CLILWT

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
137 AM MDT SUN AUG 31 2025

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

...THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 30 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         77    329 PM  96    1929  77      0       85
                                      1954
  MINIMUM         54    603 AM  30    1912  46      8       41
  AVERAGE         66                        62      4       63

PRECIPITATION (IN)
  YESTERDAY        0.15          0.70 1907   0.06   0.09     0.00
  MONTH TO DATE    2.38                      1.64   0.74     1.11
  SINCE OCT 1     14.89                     15.73  -0.84    14.90
  SINCE JAN 1     13.52                     13.28   0.24    12.44

SNOWFALL (IN)
  YESTERDAY       MM
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        2
  MONTH TO DATE   23                        76    -53       57
  SINCE JUN 1    268                       367    -99      348
  SINCE JUL 1     74                       141    -67      105

 COOLING
  YESTERDAY        1                         2     -1        0
  MONTH TO DATE   68                        91    -23       94
  SINCE JUN 1    147                       209    -62      251
  SINCE JAN 1    150                       210    -60      251
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     4.4


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     36           300 PM
 AVERAGE    68

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


THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        99      2016
 MINIMUM TEMPERATURE (F)   46        34      1930


SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE   636 AM MDT   SUNSET   759 PM MDT
SEPTEMBER  1 2025.....SUNRISE   638 AM MDT   SUNSET   757 PM MDT


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




$$