CDUS45 KMSO 190737 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA MT 137 AM MDT TUE MAY 19 2026 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR MAY 18 2026... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1895 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 46 645 PM 84 2009 62 -16 49 MINIMUM 27 1138 PM 21 1960 35 -8 37 AVERAGE 37 48 -11 43 PRECIPITATION (IN) YESTERDAY 0.00 1.09 1944 0.06 -0.06 0.16 MONTH TO DATE 0.07 0.96 -0.89 2.36 SINCE JAN 1 3.15 3.78 -0.63 4.80 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE T SINCE MAR 1 T SINCE JUL 1 T SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 28 16 12 22 MONTH TO DATE 308 349 -41 310 SINCE MAR 1 1876 2173 -297 1975 SINCE JUL 1 6860 8648 -1788 7989 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 5.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 88 500 AM LOWEST 31 700 PM AVERAGE 60 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 62 85 1954 MINIMUM TEMPERATURE (F) 36 22 2003 SUNRISE AND SUNSET MAY 19 2026...........SUNRISE 553 AM MDT SUNSET 900 PM MDT MAY 20 2026...........SUNRISE 552 AM MDT SUNSET 901 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$