Public Information Statement
Issued by NWS Missoula, MT

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Public Information Statement
National Weather Service Missoula MT
12 PM MDT Fri Sep 1, 2017

...August and July-August Climate Information...

August Stats:
 Precipitation (Ranked by lowest)
* The following three stations are the official
climate stations and data is from 1948.

Kalispell August Precipitation
1   Trace  1955
2   0.01   1967
3   0.05   1994  (1 day missing)
4   0.06   2001
5   0.09   1969
6   0.13   2015
*7   0.16   2017
8   0.22   1958
9   0.26   2000
10  0.27   2007

Missoula August Precipitation
1   Trace  1967
2   0.02   1955
3   0.04   1969
4   0.08   1970
5   0.09   2001
6   0.16   2012
7   0.17   2000
*8   0.20    2017
9   0.20    2015
10  0.22   1949

Butte August Precipitation
1   Trace  1955
2   0.09   2006
3   0.15   1988
*4   0.16   2017
5   0.21   2000
6   0.22   1994
7   0.24   2012
8   0.24   1967
9   0.37   1953
10  0.40   1982

COOP stations  - Preliminary precipitation data
Pierce, Idaho    (Since 1963)
1   0.00   1970
2   0.00   1967
3   Trace  2012
4   0.03   2001
5   0.07   2011
6   0.10   1969
7   0.12   1973
8   0.14   1991
*9   0.15   2017  (missing 2 days)
10  0.15   2005

Orofino  (since 1966)
1   0.00   2012
2   0.00   1970
3   0.00   1967
4   Trace  1971  (1 day missing)
5   0.02   1969
6   0.03   2016
7   0.03   2011
8   0.05   2001
*9   0.08   2017  (1 day missing)
10  0.08   1994

West Glacier(since 1948)
1   0.00   1955
2   0.01   1969
3   0.08   2003
4   0.12   2001
5   0.15   1994  (1 day missing)
6   0.17   1967
7   0.18   2011
8   0.19   2007
*9   0.32   2017
10  0.35   2015

August temperature data:
* The following only includes the three
  official climate stations in western
  Montana since 1948.

Kalispell
1   69.1   1961
2   68.8   1971
3   68.2   1958
4   67.9   1981
5   67.8   1986
6   67.7   1967
7   67.5   1972
8   67.5   2003
9   67.3   1979
10  67.0   2013
11  66.3   1983
12  66.3   1994
13  66.0   1999
14  66.0   1991
15  65.8   1990
*16   65.7   2017
17  65.7   1973
18  65.6   1984
19  65.4   2014
20  65.3   2004

Missoula
1   71.5   1971
2   71.2   1967
3   70.8   1994
4   70.6   2013
5   70.3   1961
6   70.2   2003
7   70.0   2001
8   69.9   2011
*9   69.6   2017
10  69.5   1991
11  69.5   1986
12  69.4   1981
13  69.1   2012
14  69.1   1979
15  68.9   1983

Butte
1   66.8   1971
2   66.8   1983
3   66.0   1981
4   65.4   1961
5   65.1   2003
6   65.1   1991
7   65.0   1998
8   64.7   1970
9   64.7   2001
10  64.5   1984
11  64.1   1999
12  63.9   2000
13  63.7   1967
14  63.6   2013
15  63.5   1982
*16   63.4   2017
17  63.4   1972
18  63.3   1994
19  63.2   2012
20  62.9   2011

July and August 2017 combined:
* The following only includes the three
 official climate stations in western
 Montana since 1948.

Lowest Precipitation for the two month
period of July-August 2017:

Kalispell
1   0.08   1967
2   0.19   1969
*3   0.23   2017
4   0.29   1994 (1 day missing)
5   0.42   2003
6   0.49   2015
7   0.61   2005
8   0.61   1973
9   0.72   1959
10  0.74   2000

Missoula
*1   0.20   2017
2   0.29   1969
3   0.34   2007
4   0.40   1973
5   0.40   1967
6   0.50   2013
7   0.53   2005
8   0.56   1953
9   0.79   2000
10  0.79   1988

Butte
1   0.41   1953
2   0.48   1988
*3   0.66   2017
4   0.74   1966
5   0.76   1967
6   0.81   2006
7   0.83   2000
8   0.88   1973
9   1.05   1963
10  1.12   1991

Warmest Average Temperatures for the two
month period of July-August 2017:

Kalispell
1   69.0   1961
2   68.0   2003
3   67.9   2007
4   67.6   2013
5   67.5   1979
*6   67.2   2017
7   67.0   2014
8   66.7   1967
9   66.7   1958
10  66.7   1998

Missoula
1   73.1   2007
2   71.8   2013
*3   71.6   2017
4   71.4   2003
5   70.6   1967
6   70.4   1994
7   70.4   2012
8   70.0   2014
9   69.9   2006
10  69.8   1961

Butte
1   66.1   1998
2   65.8   2003
3   65.6   2007
*4   65.4   2017
5   65.0   2013
6   64.9   2012
7   64.9   1970
8   64.9   1961
9   64.7   1981
10  64.7   2000   (1 day missing)


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