PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE BILLINGS MT 1017 AM MST WED JAN 2 2008 ...2007 YEAR IN REVIEW FOR BILLINGS... 2007 TURNED OUT TO BE MOSTLY AN ABOVE NORMAL YEAR FOR BILLINGS IN TERMS OF PRECIPITATION AND TEMPERATURES. BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION STATISTICS FOR BILLINGS FOR 2007. ALL TEMPERATURES ARE IN DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS ARE 30 YEAR AVERAGES CALCULATED FROM 1971 TO 2000. RECORDS STARTED BEING RECORDED FOR BILLINGS IN 1934 AND ARE LISTED IF IN THE TOP 20. ...BILLINGS MONTHLY PRECIPITATION... MONTH NORMALS 2007 VALUES DEPARTURE RECORD JANUARY 0.81 0.34 -0.47 FEBRUARY 0.58 0.57 -0.01 MARCH 1.12 1.37 +0.25 19TH WETTEST APRIL 1.74 2.51 +0.77 12TH WETTEST MAY 2.48 3.93 +1.45 7TH WETTEST JUNE 1.89 1.12 -0.77 19TH DRIEST JULY 1.28 1.63 +0.35 18TH WETTEST AUGUST 0.85 0.07 -0.78 5TH DRIEST* SEPTEMBER 1.34 1.73 +0.39 OCTOBER 1.26 2.48 +1.22 5TH WETTEST NOVEMBER 0.75 0.43 -0.32 DECEMBER 0.67 0.28 -0.39 YEAR 14.77 16.45 +1.68 16TH WETTEST* *RECORD TIED 2007 MARKS ONLY THE 2ND TIME IN THE LAST 9 YEARS THAT THE PRECIPITATION WAS ABOVE NORMAL. PRIOR TO 2007...THE LAST YEAR TO BE ABOVE NORMAL WAS IN 2005. DURING THIS STRETCH OF 9 YEARS...1999 THROUGH 2007...THE PRECIPITATION DEFICIT FROM NORMAL WAS 24.72 INCHES. THIS IS JUST UNDER 5 INCHES SHY OF 2 YEARS WORTH OF MOISTURE. ...BILLINGS 2007 TOP 3 DAILY MAXIMUM PRECIPITATION... 1.62 MAY 22 1.11 JULY 7 1.04 APRIL 19 ALL TIME RECORD...2.91 ON JUNE 8 1997 ...BILLINGS MONTHLY SNOWFALL... MONTH NORMALS 2007 VALUES DEPARTURE RECORD JANUARY 10.9 8.2 -2.7 FEBRUARY 6.5 15.0 +8.5 6TH SNOWIEST MARCH 10.3 14.0 +3.7 19TH SNOWIEST* APRIL 7.6 7.9 +0.3 MAY 1.8 TRACE JUNE TRACE 0.0 JULY 0.0 0.0 AUGUST TRACE 0.0 SEPTEMBER 1.3 0.0 -1.3 OCTOBER 4.2 TRACE 7TH DRIEST* NOVEMBER 7.5 6.8 -0.7 DECEMBER 8.9 4.3 -4.6 YEAR 59.0 56.2 -2.8 *RECORD TIED 2007 MARKS THE 4TH CONSECUTIVE YEAR AND THE 9TH OUT OF THE LAST 10 YEARS THAT THE YEARLY SNOWFALL WAS BELOW NORMAL. ...BILLINGS 2007 TOP 3 DAILY MAXIMUM SNOWFALL... 8.3 MARCH 30 4.7 JANUARY 11 3.8 FEBRUARY 9 ALL TIME RECORD...23.7 ON APRIL 4 1955 ...BILLINGS AVERAGE TEMPERATURES... MONTH NORMALS 2007 VALUES DEPARTURE RECORD JANUARY 24.0 25.3 +1.3 FEBRUARY 29.8 26.1 -3.7 MARCH 37.0 44.6 +7.6 2ND WARMEST APRIL 46.1 44.5 -1.6 MAY 55.7 56.5 +0.8 JUNE 65.2 66.0 +0.8 19TH WARMEST* JULY 72.0 79.1 +7.1 2ND WARMEST AUGUST 70.9 71.9 +1.0 SEPTEMBER 59.5 61.3 +1.8 OCTOBER 48.1 50.1 +1.9 NOVEMBER 34.1 36.5 +2.4 DECEMBER 26.1 27.8 +1.7 YEAR 47.4 49.3 +1.9 8TH WARMEST* *RECORD TIED 2007 MARKS THE 5TH CONSECUTIVE YEAR AND THE 9TH OUT OF THE LAST 10 YEARS THAT THE YEARLY AVERAGE TEMPERATURE WAS ABOVE NORMAL. ...BILLINGS AVERAGE HIGH TEMPERATURES... MONTH NORMALS 2007 VALUES DEPARTURE RECORD JANUARY 32.8 34.2 +1.4 FEBRUARY 39.5 35.2 -4.3 MARCH 47.6 56.2 +8.6 3RD WARMEST APRIL 57.5 54.2 -3.3 20TH COOLEST MAY 67.4 68.3 +0.9 JUNE 78.0 78.3 +0.3 JULY 85.8 93.4 +7.6 2ND WARMEST* AUGUST 84.5 86.0 +1.5 SEPTEMBER 71.8 74.8 +3.0 OCTOBER 58.9 60.4 +1.5 NOVEMBER 42.7 46.4 +3.7 DECEMBER 34.5 36.2 +1.7 YEAR 58.4 60.5 +2.1 16TH WARMEST* *RECORD TIED 2007 MARKS THE 5TH CONSECUTIVE YEAR AND THE 9TH OUT OF THE LAST 10 YEARS THAT THE YEARLY AVERAGE HIGH TEMPERATURE WAS ABOVE NORMAL. ...BILLINGS AVERAGE LOW TEMPERATURES... MONTH NORMALS 2007 VALUES DEPARTURE RECORD JANUARY 15.1 16.5 +1.4 FEBRUARY 20.1 17.0 -3.1 MARCH 26.4 33.0 +6.6 3RD WARMEST APRIL 34.7 34.7 0.0 MAY 44.0 44.7 +0.7 JUNE 52.5 53.7 +1.2 11TH WARMEST JULY 58.3 64.7 +6.4 2ND WARMEST AUGUST 57.3 57.9 +0.6 SEPTEMBER 47.1 47.8 +0.7 OCTOBER 37.2 39.9 +2.7 17TH WARMEST* NOVEMBER 25.6 26.6 +1.0 DECEMBER 17.7 19.5 +1.8 YEAR 36.3 38.2 +1.9 4TH WARMEST* *RECORD TIED 2007 MARKS THE 5TH CONSECUTIVE YEAR AND THE 6TH OUT OF THE LAST 7 YEARS THAT THE YEARLY AVERAGE HIGH TEMPERATURE WAS ABOVE NORMAL. ...BILLINGS 2007 TOP 3 MAXIMUM HIGH TEMPERATURES... 104 JULY 6 AND 23 102 JULY 24 101 JULY 28 AND 30 ALL TIME RECORD...108 ON JULY 14 2002 ...BILLINGS 2007 TOP 3 MINIMUM HIGH TEMPERATURES... 2 JANUARY 12 7 FEBRUARY 14 8 FEBRUARY 13 ALL TIME RECORD...-21 ON JANUARY 26 1972 ...BILLINGS 2007 TOP 3 MAXIMUM LOW TEMPERATURES... 74 JULY 20 AND 21 72 JULY 31 71 JULY 16 AND 24 ALL TIME RECORD...76 ON JUNE 28 1936 ...BILLINGS 2007 TOP 3 MINIMUM LOW TEMPERATURES... -18 JANUARY 12 -9 JANUARY 11 -6 JANUARY 13 ALL TIME RECORD...-38 ON FEBRUARY 15 1936