CDUS45 KTFX 210732 CLILWT CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 132 AM MDT MON SEP 21 2026 ................................... ...THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 20 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1896 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM MM MM 92 1922 69 MM 83 MINIMUM MM MM 18 1983 40 MM 45 AVERAGE MM 54 MM 64 PRECIPITATION (IN) YESTERDAY 0.00 1.00 1919 0.05 -0.05 0.00 MONTH TO DATE 0.57 0.92 -0.35 0.92 SINCE OCT 1 17.13 16.70 0.43 15.81 SINCE JAN 1 14.54 14.25 0.29 14.44 SNOWFALL (IN) YESTERDAY MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY MM 11 MM 1 MONTH TO DATE 72 161 -89 83 SINCE SEP 1 72 161 -89 83 SINCE JUL 1 136 307 -171 157 COOLING YESTERDAY MM 0 MM 0 MONTH TO DATE 17 14 3 11 SINCE SEP 1 17 14 3 11 SINCE JAN 1 338 224 114 163 ................................................................... WIND (MPH) HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM AVERAGE WIND SPEED MM SKY COVER AVERAGE SKY COVER MM WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST MM LOWEST MM AVERAGE MM .......................................................... THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 92 1938 MINIMUM TEMPERATURE (F) 40 19 1995 SUNRISE AND SUNSET SEPTEMBER 21 2026.....SUNRISE 704 AM MDT SUNSET 717 PM MDT SEPTEMBER 22 2026.....SUNRISE 705 AM MDT SUNSET 715 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$