


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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
410 CDUS45 KTFX 110735 CLILWT CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 135 AM MDT MON AUG 11 2025 ................................... ...THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 10 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 79 355 PM 100 2003 83 -4 78 MINIMUM 47 533 AM 33 1902 51 -4 46 AVERAGE 63 67 -4 62 PRECIPITATION (IN) YESTERDAY 0.00 1.20 1907 0.06 -0.06 T MONTH TO DATE 1.19 0.52 0.67 0.16 SINCE OCT 1 13.70 14.61 -0.91 13.95 SINCE JAN 1 12.33 12.16 0.17 11.49 SNOWFALL (IN) YESTERDAY MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 2 2 0 3 MONTH TO DATE 17 12 5 23 SINCE JUN 1 262 303 -41 314 SINCE JUL 1 68 77 -9 71 COOLING YESTERDAY 0 4 -4 0 MONTH TO DATE 13 40 -27 44 SINCE JUN 1 92 158 -66 201 SINCE JAN 1 95 159 -64 201 ................................................................... WIND (MPH) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 7.4 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 97 1200 AM LOWEST 30 400 PM AVERAGE 64 .......................................................... THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 83 101 2018 MINIMUM TEMPERATURE (F) 51 31 1896 SUNRISE AND SUNSET AUGUST 11 2025........SUNRISE 610 AM MDT SUNSET 835 PM MDT AUGUST 12 2025........SUNRISE 612 AM MDT SUNSET 833 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$