STEPHAN 2 NW, SD

Maximum of Maximum Temperature (Degrees Fahrenheit)

(397992)

File last updated on March 28, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1903-----z-----z-----z-----z-----z-----z-----z-----z95.00g85.00 71.00b44.00b-----z
190438.00 41.00 65.00 84.00 91.00c93.00d98.00 102.00 103.00d86.00a72.00 47.00 103.00l
190540.00 62.00a75.00 75.00a83.00 88.00l97.00 104.00a103.00 94.00 66.00 48.00a104.00p
190652.00 63.00a58.00 90.00 92.00 93.00 98.00d97.00 97.00 88.00 63.00 55.00 98.00e
190740.00d62.00a83.00 78.00b83.00 90.00 97.00e100.00b85.00a86.00a69.00a60.00a100.00r
190863.00a55.00 78.00 91.00a84.00 88.00 97.00a100.00a96.00 87.00 70.00 41.00a100.00e
190946.00 54.00 63.00 78.00 88.00a95.00 101.00 103.00 90.00 92.00 80.00 38.00 103.00a
191045.00 44.00 85.00 92.00 85.00 100.00 100.00 101.00 97.00 94.00 -----z40.00 -----z
191150.00 47.00 74.00 81.00 94.00 104.00 101.00a102.00 93.00 72.00 62.00 54.00b104.00c
191238.00 47.00 60.00 81.00 84.00 104.00 97.00c95.00 92.00 89.00 73.00 54.00 104.00c
191356.00a68.00 64.00 85.00a93.00a103.00 96.00 101.00a102.00 85.00 73.00 50.00 103.00d
191457.00b45.00 71.00 85.00 83.00 90.00 103.00 103.00 92.00 86.00 69.00 52.00 103.00b
191545.00 37.00a37.00 84.00 89.00 85.00 94.00 88.00 87.00 87.00 69.00a49.00 94.00b
191645.00 54.00 73.00 75.00 90.00 89.00 102.00 97.00l92.00 77.00 69.00g52.00a102.00t
191746.00a43.00 70.00 78.00 90.00 91.00 105.00 99.00 94.00 81.00 74.00 51.00a105.00b
191849.00 56.00 77.00 75.00 89.00k-----z-----z-----z-----z-----z-----z-----z-----z
1919-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1920-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1921-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1922-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1923-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1924-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1925-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1926-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1927-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1928-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1929-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1930-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1931-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1932-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1933-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1934-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1935-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1936-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1937-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1938-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1939-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1940-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1941-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1942-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1943-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1944-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1945-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1946-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1947-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1948-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1949-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1950-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1951-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1952-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1953-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1954-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1955-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1956-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1957-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1958-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1959-----z-----z-----z-----z-----z103.00b102.00 106.00 100.00a76.00b60.00c56.00a-----z
196040.00b40.00c53.00a77.00b84.00 89.00 102.00 101.00 100.00 87.00 70.00b43.00a102.00k
196153.00 54.00 77.00 83.00c88.00 99.00 101.00 102.00 96.00a91.00 74.00a60.00 102.00e
196260.00a63.00 61.00 93.00b91.00 91.00 90.00 104.00 97.00a86.00a74.00 63.00 104.00e
196360.00a59.00b82.00 79.00 92.00 106.00 98.00 100.00 90.00 -----z-----z57.00b-----z
196460.00 56.00 62.00b90.00 97.00 100.00 105.00a103.00 97.00b84.00 74.00 44.00 105.00e
196540.00 62.00 50.00 87.00 88.00a86.00 105.00 112.00a89.00 82.00 76.00 54.00 112.00b
196644.00 46.00 79.00a75.00 92.00 98.00 109.00 97.00 92.00 84.00 64.00a51.00 109.00b
196757.00 60.00 78.00a82.00a92.00 93.00 101.00 102.00 89.00 86.00 66.00 55.00c102.00e
196851.00a48.00 78.00 88.00a88.00 -----z101.00 97.00a89.00 -----z65.00a53.00a-----z
196940.00 36.00 48.00 78.00 103.00 91.00a100.00 103.00a97.00 81.00b67.00 61.00a103.00e
197044.00a58.00 52.00 86.00 93.00 102.00 102.00a101.00a101.00 91.00 58.00 50.00 102.00c
197141.00a52.00 71.00a88.00 82.00 104.00 100.00 104.00 98.00 78.00 64.00b38.00 104.00d
197244.00 45.00 69.00a71.00 -----z90.00 99.00 99.00 95.00 89.00 -----z55.00 -----z
197350.00 -----z-----z78.00a88.00 99.00 106.00 105.00a91.00 85.00 -----z49.00 -----z
197462.00 60.00 72.00a79.00 84.00 101.00 106.00a100.00 99.00 85.00 67.00 57.00a106.00c
197547.00 41.00 63.00 84.00 86.00 95.00 107.00 98.00 95.00 91.00 78.00 66.00 107.00
197647.00b66.00 74.00 84.00 87.00a104.00 111.00 110.00 106.00 84.00a68.00 55.00 111.00d
197741.00 61.00 70.00 92.00 87.00 95.00 101.00 92.00 99.00 77.00 67.00 48.00 101.00
197830.00 37.00 82.00 72.00a85.00 99.00 98.00 104.00 106.00 83.00 75.00 45.00 106.00a
197932.00a41.00 71.00 80.00 95.00 102.00a95.00 105.00 100.00 86.00 63.00 60.00 105.00b
198053.00b49.00 66.00 99.00 93.00 100.00 104.00a111.00 98.00 90.00 66.00 50.00 111.00c
198165.00b61.00 71.00 85.00 88.00 99.00 103.00 97.00 99.00 79.00 70.00d46.00 103.00f
198240.00d63.00a63.00a87.00 90.00 90.00 99.00 100.00 97.00 78.00 61.00 58.00a100.00g
198359.00a66.00 65.00 77.00 87.00a90.00a102.00a103.00 107.00 81.00 68.00 35.00a107.00e
198453.00b58.00 62.00a70.00a92.00b90.00a102.00 100.00 99.00 81.00 67.00 55.00 102.00g
198540.00 59.00 69.00 92.00 94.00 95.00b109.00 98.00 90.00 79.00a67.00a38.00 109.00d
198645.00a44.00 79.00 86.00b85.00 93.00 102.00 98.00 82.00 77.00b62.00b51.00 102.00g
198765.00a66.00a71.00 89.00a91.00a99.00 106.00 100.00 91.00 83.00a65.00 54.00 106.00e
198842.00c59.00 85.00 85.00 89.00 110.00 107.00 111.00 98.00a80.00 63.00 60.00 111.00d
198954.00 45.00b73.00a89.00a86.00a100.00 107.00 99.00a95.00a84.00 68.00 48.00 107.00g
199057.00 55.00 69.00 90.00 80.00 99.00 98.00 98.00a100.00 92.00 82.00 61.00a100.00b
199158.00 67.00a74.00a85.00c87.00 94.00b101.00 107.00 99.00 88.00 61.00 58.00c107.00j
199256.00 71.00 72.00 96.00b97.00 88.00a87.00d94.00c89.00 91.00 51.00a45.00a97.00l
199351.00 53.00a75.00 75.00a81.00a87.00b93.00c96.00c92.00a92.00a64.00 42.00 96.00m
199440.00 47.00 77.00 85.00 89.00a91.00a100.00c98.00c96.00 80.00a64.00 50.00 100.00i
199542.00a66.00 74.00a66.00 81.00a90.00 100.00a100.00a92.00b88.00a62.00b58.00 100.00j
199658.00a62.00a59.00a88.00 80.00a93.00a98.00b96.00a97.00a81.00a62.00a37.00 98.00k
199742.00a42.00 79.00a68.00a87.00a91.00c96.00a94.00b89.00a95.00a56.00 53.00 96.00l
199863.00a61.00 71.00a80.00a89.00b89.00a100.00 94.00a100.00a78.00b65.00b70.00a100.00m
199950.00 65.00a76.00 74.00a83.00a89.00 104.00b101.00a-----z-----z82.00 57.00a-----z
200053.00 72.00 75.00 80.00 93.00 106.00 98.00 101.00 97.00 87.00 62.00 39.00 106.00
200142.00 38.00 53.00 90.00 91.00 95.00 97.00 100.00 103.00 85.00 79.00 45.00 103.00
200255.00 60.00 64.00 82.00 94.00 101.00 106.00 95.00 101.00 80.00 63.00 55.00 106.00
200358.00 56.00 76.00 90.00 83.00 91.00 107.00 105.00 98.00 89.00f69.00 46.00c107.00i
200449.00 57.00b78.00 87.00 95.00 87.00 98.00a95.00a96.00 77.00d71.00 57.00c98.00k
200558.00b66.00 73.00b79.00 83.00 93.00 108.00 105.00 99.00 88.00 75.00 42.00c108.00g
200657.00a49.00 66.00c84.00g91.00 95.00 111.00 103.00 89.00 88.00 77.00 58.00 111.00k
200748.00a48.00 77.00 80.00 90.00 89.00 105.00 94.00 97.00 88.00 69.00 49.00 105.00a
200851.00a53.00c66.00 82.00a83.00 87.00 97.00 94.00 93.00 77.00 73.00 49.00 97.00e
200943.00 57.00 70.00 89.00a98.00 92.00 90.00 96.00 87.00 73.00 72.00 55.00x98.00y
2010-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2011-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2012-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2013-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2014-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN49.23 54.34 69.58 82.86 88.59 95.00 100.92 100.36 95.61 84.44 68.15 51.09 105.20
S.D.8.32 9.44 9.44 6.89 4.85 6.02 4.90 4.67 5.28 5.39 6.28 7.53 4.01
SKEW0.01 -0.23 -0.98 -0.19 0.35 0.42 -0.26 0.22 -0.17 -0.17 0.07 -0.09 -0.45
MAX65.00 72.00 85.00 99.00 103.00 110.00 111.00 112.00 107.00 95.00 82.00 70.00 112.00
MIN30.00 36.00 37.00 66.00 80.00 85.00 87.00 88.00 82.00 72.00 51.00 35.00 94.00
YRS65 64 64 64 63 63 65 64 64 62 61 65 25