Automated Data Plotter

This application dynamically generates many types of graphs. These graphs are derived from processing of various data sources done by the IEM. Please feel free to use these generated graphics in whatever way you wish.


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Second, select specific chart options::

DescriptionValue
Select Station:
Threshold Direction
Daily Variable to plot?
Enter Threshold (degrees F or Inches):
Start Year of Plot
Image Pixel Size @100 DPI
Image Resolution (DPI)
Select Output Format:

Plot Description:

This plot presents the period between the first or last date for spring and fall season that the temperature was above or below some threshold. The year is split into two seasons on 1 July. A simple linear trend line is placed on both dates.

# IEM Climodat https://mesonet.agron.iastate.edu/climodat/
# Report Generated: 30 Nov 2021
# Climate Record: 1895-01-01 -> 2021-11-30
# Site Information: [IATALO] Waterloo Area
# Contact Information: Daryl Herzmann akrherz@iastate.edu 515.294.5978
# LENGTH OF SEASON FOR STATION NUMBER  IATALO   BASE TEMP=90.0
# LAST SPRING OCCURENCE FIRST FALL OCCURENCE
   YEAR MONTH DAY DOY         MONTH DAY DOY   LENGTH OF SEASON
   1895   5     9 129           9    21 264          135
   1896   5    25 146           8    10 223          77
   1897   6    13 164          10    14 287          123
   1898   6     3 154           9    28 271          117
   1899   6     4 155           9     6 249          94
   1900   5    13 133           9     9 252          119
   1901   5     2 122           9     7 250          128
   1905   6     4 155           8    29 241          86
   1906   6     6 157           9    16 259          102
   1907   6    16 167           8    31 243          76
   1908   6    22 174           9    21 265          91
   1909   5     5 125           8    26 238          113
   1910   4    29 119           8    24 236          117
   1911   5    25 145           9    14 257          112
   1912   6    26 178           9     9 253          75
   1913   6    15 166           9     7 250          84
   1914   5    25 145           8    30 242          97
   1916   6    29 181          10     7 281          100
   1917   5    18 138           8    22 234          96
   1918   5     3 123           8    25 237          114
   1919   5    30 150           9     8 251          101
   1920   6    10 162          10    11 285          123
   1921   5    20 140           9     4 247          107
   1922   6     8 159           9     8 251          92
   1923   6     1 152           8    14 226          74
   1924   5     5 126           8    30 243          117
   1925   4    22 112           9    19 262          150
   1926   4    30 120           9    17 260          140
   1927   6    19 170           9    17 260          90
   1928   5     9 130           9     9 253          123
   1929   5    31 151           9     3 246          95
   1930   4    10 100          10    12 285          185
   1931   5    27 147           9    20 263          116
   1932   5    14 135           8    30 243          108
   1933   6     3 154           9     9 252          98
   1934   5     5 125           8    18 230          105
   1935   6    12 163           9    15 258          95
   1936   5    16 137           9    22 266          129
   1937   6    23 174           9    23 266          92
   1938   6    22 173           9    23 266          93
   1939   4    24 114           9    28 271          157
   1940   5    13 134           9     7 251          117
   1941   5    26 146           8    31 243          97
   1942   5    29 149           9     1 244          95
   1943   5    29 149           8    31 243          94
   1944   5    14 135           8    15 228          93
   1946   6    10 161           8    16 228          67
   1947   6    28 179           9     9 252          73
   1948   6     4 156           9    19 263          107
   1949   4    25 115           8    26 238          123
   1950   6    25 176           9    18 261          85
   1952   6     5 157           9    30 274          117
   1953   5    29 149          10     2 275          126
   1954   6    14 165           9     6 249          84
   1955   6    20 171           9    18 261          90
   1956   5    22 143           8    27 240          97
   1959   6    24 175           9     8 251          76
   1961   6    10 161           9    10 253          92
   1962   5     5 125           8    29 241          116
   1963   6     4 155          10     6 279          124
   1964   5    22 143           9     2 246          103
   1966   6    21 172           9     1 244          72
   1967   5    18 138           7    26 207          69
   1968   6     4 156           8    23 236          80
   1970   5    21 141           8    29 241          100
   1971   6    19 170           9     7 250          80
   1972   5    22 143           8    20 233          90
   1973   6     8 159           8    29 241          82
   1974   6    20 171           8    26 238          67
   1975   5    19 139          10    13 286          147
   1976   6    12 164          10     1 275          111
   1977   6     4 155           8    27 239          84
   1978   5    25 145           9    11 254          109
   1979   6     6 157           8    31 243          86
   1980   4    21 112           9     8 252          140
   1981   6    13 164           7    12 193          29
   1983   6    21 172           9     9 252          80
   1984   5    17 138           9    24 268          130
   1985   4    18 108           9    19 262          154
   1986   6    19 170           7    24 205          35
   1987   5    10 130           8    21 233          103
   1988   5    28 149           9    17 261          112
   1989   6    19 170           8    22 234          64
   1990   6    26 177           9     6 249          72
   1991   5    28 148           8    28 240          92
   1992   6    12 164           8     9 222          58
   1993   6    17 168           8    26 238          70
   1994   4    18 108           9    15 258          150
   1995   6    17 168           8    30 242          74
   1996   5    17 138           8    21 234          96
   1997   6    19 170          10     6 279          109
   1998   5    14 134           9    13 256          122
   1999   6     7 158           9     4 247          89
   2000   6     8 160           9    18 262          102
   2001   5    15 135           8     9 221          86
   2002   4    15 105           9     9 252          147
   2003   4    14 104           9     7 250          146
   2004   6     7 159           7    20 202          43
   2005   6     6 157           9    21 264          107
   2006   5    28 148           8    24 236          88
   2007   4    30 120           9     4 247          127
   2008   6     7 159           7    11 193          34
   2009   6    22 173           8     8 220          47
   2010   5    24 144           8    29 241          97
   2011   5    10 130           9     1 244          114
   2012   5    15 136           9    11 255          119
   2013   5    14 134           9    10 253          119
   2015   6     9 160           9     6 249          89
   2016   6    10 162           9     6 250          88
   2017   6     3 154           9    24 267          113
   2018   5    26 146           9    20 263          117
   2019   5    16 136           9    30 273          137
   2020   6     2 154           9     6 250          96
   2021   5     1 121           9    19 262          141
   MEAN   5    31 151           9     4 151          96
View Data (as csv)   Download as Excel  
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