PLAIN, WA

Maximum of Maximum Temperature (Degrees Fahrenheit)

(456534)

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
1937-----z-----z-----z69.00i85.00 93.00 98.00 91.00 86.00 69.00b46.00 38.00 -----z
193841.00 36.00 -----z60.00o88.00 96.00 102.00 93.00 92.00 74.00 51.00 55.00 -----z
193950.00 53.00 72.00 80.00 88.00e92.00 104.00a97.00 88.00 76.00 56.00 54.00 104.00f
194048.00 49.00 68.00 71.00 85.00 92.00 94.00 94.00 90.00 74.00 49.00 -----z-----z
1941-----z55.00b71.00 78.00 87.00 89.00 103.00 97.00 83.00 69.00 61.00 50.00 -----z
194251.00 53.00 66.00 79.00 77.00 94.00 99.00 97.00 91.00 81.00 55.00 55.00 99.00
194354.00a58.00b-----z-----z-----z-----z94.00 90.00 92.00 87.00 54.00 53.00 -----z
194452.00 52.00 65.00 77.00 88.00 89.00 99.00 89.00 97.00 80.00 64.00 44.00 99.00
194553.00a56.00 61.00 75.00 86.00 90.00b95.00 96.00 88.00 87.00 64.00 49.00d96.00g
194652.00 61.00 64.00 83.00 85.00 88.00 96.00 95.00 84.00 72.00 55.00 52.00g96.00g
1947-----z58.00 80.00 80.00 92.00h-----z-----z90.00 86.00 76.00a58.00 51.00b-----z
194859.00e53.00a67.00g69.00 84.00 94.00 91.00 88.00 89.00 70.00 55.00 42.00 94.00m
194945.00 45.00c57.00 77.00 90.00 92.00 96.00 92.00 90.00 71.00 62.00 45.00 96.00c
195042.00 45.00 48.00 66.00 78.00c85.00 92.00 93.00 92.00 63.00 46.00p43.00 93.00s
195148.00 50.00 56.00 -----z-----z88.00 94.00 92.00 85.00 70.00 -----z-----z-----z
195241.00a52.00 64.00 83.00 82.00b83.00 98.00 94.00 90.00 84.00 60.00 41.00 98.00c
195351.00 54.00o64.00f68.00 84.00 88.00 97.00d95.00 91.00 74.00 55.00 49.00 97.00y
195445.00 52.00 55.00 66.00 87.00a82.00 92.00d94.00 82.00 67.00 61.00 43.00 94.00e
195552.00 51.00 53.00 66.00 73.00a93.00 98.00 95.00 94.00a70.00 60.00 40.00 98.00b
195642.00 48.00 53.00a76.00 91.00c81.00 99.00 98.00 86.00 76.00 53.00 48.00 99.00d
195742.00 56.00 54.00f82.00m90.00 90.00 88.00d87.00 91.00 69.00 63.00b46.00h-----z
195848.00 55.00 55.00 73.00 93.00 95.00 98.00 -----z-----z-----z65.00a52.00 -----z
195945.00 51.00 59.00 70.00 80.00 89.00 102.00 97.00 86.00 70.00 67.00 46.00a102.00a
196051.00 51.00b72.00i-----z81.00c89.00 102.00 -----z89.00 81.00 59.00a46.00d-----z
196146.00c56.00c65.00c64.00k-----z-----z-----z-----z-----z-----z-----z-----z-----z
196254.00c64.00c68.00f77.00b71.00a86.00l97.00c-----z90.00a-----z55.00b49.00d-----z
196349.00b63.00e65.00a67.00i-----z-----z-----z-----z-----z-----z54.00l43.00k-----z
196445.00 59.00a66.00f67.00b81.00c85.00d95.00g95.00a85.00i78.00d52.00b47.00f-----z
196548.00 55.00b62.00a77.00b83.00d90.00b101.00b101.00e83.00d78.00b61.00a46.00p-----z
196644.00l53.00c72.00c76.00 92.00a88.00a88.00f98.00c94.00b80.00a62.00a45.00c-----z
196749.00c53.00b60.00a68.00 87.00a93.00a97.00c99.00c92.00h71.00h-----z-----z-----z
1968-----z-----z-----z-----z83.00 92.00 99.00 93.00 88.00 68.00 50.00 44.00 -----z
196938.00 43.00o62.00 71.00 85.00 93.00a92.00 95.00 90.00 70.00 58.00 42.00 95.00p
197040.00 51.00 57.00 60.00 84.00 94.00 95.00 99.00 81.00 83.00 58.00 43.00n99.00n
197158.00 54.00 51.00 72.00 83.00 86.00 100.00 98.00 80.00 78.00 60.00 48.00 100.00
197248.00 47.00 62.00 70.00 87.00a88.00 92.00 100.00a90.00 80.00 52.00 49.00 100.00b
197343.00 55.00 61.00 72.00 89.00 94.00 97.00 97.00 93.00 70.00 44.00 42.00 97.00
197448.00 55.00 60.00 72.00 76.00 93.00 96.00 96.00 90.00 78.00 55.00 44.00 96.00
197550.00 49.00 61.00 69.00 82.00 87.00 101.00 90.00 90.00 79.00 63.00 53.00 101.00
197653.00 50.00 57.00 65.00 83.00 89.00 92.00 92.00 86.00 82.00 56.00 54.00 92.00
197752.00 61.00 62.00 88.00 78.00 95.00 94.00 100.00 88.00 73.00 51.00 48.00 100.00
197848.00 52.00 68.00 74.00 83.00 96.00 97.00a99.00a83.00 77.00 64.00 55.00 99.00b
197943.00 53.00 68.00 81.00 85.00 94.00 100.00 96.00 90.00 86.00 54.00 50.00a100.00a
198042.00 53.00 58.00 81.00 79.00 82.00 95.00 90.00 86.00 86.00 52.00 48.00 95.00
198150.00 55.00 66.00 81.00 79.00 88.00 93.00 100.00 95.00 72.00 61.00 46.00 100.00
198248.00 52.00 63.00 75.00 86.00 94.00 100.00 94.00 88.00 74.00 52.00 45.00 100.00
198359.00 49.00 59.00 76.00 97.00a86.00 94.00 95.00 81.00 69.00 52.00 43.00 97.00a
198453.00 49.00 63.00 70.00 87.00 85.00 96.00 97.00 86.00 75.00 60.00 45.00 97.00
198544.00 55.00 65.00 77.00 85.00 91.00 98.00 90.00 78.00 71.00 57.00 43.00 98.00
198645.00 57.00 68.00 75.00 98.00 94.00a91.00 96.00 86.00 81.00 54.00 43.00 98.00a
198744.00 50.00 71.00 83.00 90.00 94.00 92.00b96.00 92.00 82.00 63.00 45.00 96.00b
198843.00a58.00 61.00a80.00 85.00 87.00 95.00 93.00 98.00 84.00 54.00 45.00 98.00b
198956.00a45.00 55.00 76.00 79.00c87.00 93.00 94.00 87.00 77.00 63.00 48.00 94.00d
199044.00 56.00 69.00 74.00 82.00 87.00 98.00a96.00 90.00 64.00 64.00 43.00 98.00a
199151.00 57.00 66.00 74.00 73.00 82.00a93.00 93.00 88.00 81.00 50.00 49.00 93.00a
199245.00 50.00 74.00 76.00b90.00 98.00 96.00 97.00 81.00 82.00 59.00 45.00 98.00b
199350.00 48.00 58.00 62.00 93.00 84.00 82.00 91.00 90.00 82.00 57.00 42.00 93.00
199454.00 45.00 73.00 78.00 85.00a90.00 100.00 92.00 89.00 71.00 46.00 40.00 100.00a
199541.00 56.00 63.00 73.00 86.00 88.00 94.00 88.00 92.00 64.00 49.00 46.00a94.00a
199649.00 50.00 63.00 76.00 76.00 82.00 96.00 95.00 86.00 75.00 50.00 39.00 96.00
199749.00 52.00 61.00a62.00 85.00 83.00 94.00 95.00 86.00 69.00 55.00 59.00 95.00a
199843.00 46.00 63.00 78.00 83.00a88.00 99.00 99.00 96.00 76.00 55.00 44.00 99.00a
199950.00a44.00 61.00 80.00 85.00 91.00 92.00 95.00 85.00 70.00 52.00 48.00 95.00a
200041.00 46.00 65.00 74.00 74.00a89.00 96.00 91.00a86.00 73.00 54.00 37.00 96.00b
200142.00 47.00 63.00 78.00 91.00a86.00 92.00 96.00 89.00 79.00 56.00 40.00 96.00a
200245.00 50.00 59.00 75.00 74.00 94.00 95.00 95.00 87.00 72.00 55.00 42.00 95.00
200348.00 51.00 67.00 66.00 84.00 91.00 98.00 98.00 91.00 82.00a50.00 42.00 98.00a
200447.00 50.00 69.00 79.00 80.00 93.00 95.00 97.00 84.00 78.00 53.00 46.00 97.00
200547.00 59.00 71.00 81.00 88.00 89.00 94.00a93.00 83.00 67.00 47.00 42.00 94.00a
200650.00 47.00 58.00 79.00a93.00 94.00 98.00 93.00 94.00 73.00 50.00 41.00a98.00b
200740.00a52.00 62.00 69.00a85.00 90.00 97.00 91.00a88.00 65.00 60.00 44.00 97.00c
200842.00 54.00 58.00 71.00a89.00 97.00c91.00a97.00 87.00 78.00a56.00a55.00d97.00k
200955.00a48.00 52.00a77.00a87.00a87.00 97.00 98.00 89.00d67.00a53.00 38.00f98.00o
201046.00 51.00 58.00 73.00 78.00 80.00 93.00b93.00b82.00a81.00 57.00 40.00 93.00e
201151.00 50.00a52.00 60.00 75.00 82.00 89.00 94.00 95.00 72.00 49.00 48.00 95.00a
201247.00i49.00b56.00 81.00 87.00 80.00i97.00a98.00d89.00b80.00a60.00b45.00 -----z
201348.00a50.00a65.00b72.00 86.00a86.00a94.00a93.00b92.00 72.00 58.00b55.00a94.00l
201454.00 46.00 57.00 68.00a84.00 87.00b99.00 97.00c88.00 82.00a58.00c46.00c99.00m
201552.00 58.00 68.00a77.00 83.00a101.00d97.00a99.00b91.00b82.00a54.00b43.00d101.00r
201644.00a54.00 68.00a82.00 82.00a96.00 94.00 95.00b84.00 72.00 59.00b45.00 96.00g
201739.00 49.00 53.00 61.00a88.00 92.00 97.00 99.00a95.00 71.00 67.00a41.00c99.00f
201844.00 55.00a63.00 80.00a86.00 87.00a97.00b100.00 87.00a69.00a59.00 49.00a100.00h
201948.00a49.00 67.00 65.00a84.00b89.00 91.00 96.00 87.00b64.00 59.00 40.00a96.00g
202051.00b58.00 62.00 75.00 86.00 90.00a100.00 99.00a91.00 84.00b56.00d46.00 100.00j
202148.00 47.00 58.00 76.00 80.00a109.00a103.00b99.00 87.00b73.00a63.00b60.00a109.00j
202247.00g58.00 66.00 64.00 70.00 91.00a102.00b99.00 97.00 84.00c51.00 40.00a102.00n
202353.00d49.00b57.00 72.00b87.00f90.00a96.00c103.00c89.00e77.00a53.00a43.00a-----z
202442.00a55.00 72.00d-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN47.67 52.13 62.38 73.82 84.09 89.88 96.02 95.13 88.41 75.27 56.22 46.09 97.24
S.D.4.82 4.73 6.09 6.09 5.57 4.83 3.77 3.35 4.15 6.10 5.15 4.99 2.34
SKEW0.18 -0.11 0.15 -0.39 -0.27 0.60 -0.47 -0.26 -0.02 0.01 -0.02 0.70 -0.23
MAX59.00 64.00 80.00 88.00 98.00 109.00 104.00 103.00 98.00 87.00 67.00 60.00 102.00
MIN38.00 36.00 48.00 60.00 70.00 80.00 82.00 87.00 78.00 63.00 44.00 37.00 92.00
YRS81 84 78 78 81 81 82 82 82 82 82 76 45