JanFebMarAprMayJunJulAugSepOctNovDec
118.839.0          
29.028.4          
33.55.1          
40.44.4          
53.711.5          
611.49.7          
78.710.7          
835.99.3          
933.710.8          
1023.13.1          
1133.12.7          
128.7-4.5          
130.917.3          
149.67.2          
1541.2           
1640.4           
1736.2           
186.5           
19-1.5           
20-9.7           
2129.0           
2227.3           
2319.4           
2432.4           
2525.1           
2629.6           
2735.9           
2841.8           
2945.3          
3038.4          
3124.9      
Avg: 21.4* 11.1          
Hi: 45.3* 39.0          
Lo: -9.7* -4.5          
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
202521.4* 11.1          
202421.237.636.956.267.075.283.879.081.165.138.929.8
202322.227.625.447.174.281.080.980.174.254.342.437.4
202223.226.441.043.865.178.283.784.275.860.231.915.5
202131.418.251.155.467.686.089.785.478.160.245.324.8
202022.631.344.152.165.681.684.585.471.647.947.734.9
201920.26.831.253.461.576.482.177.369.347.136.426.3
201823.919.034.446.574.981.184.284.167.551.831.731.8
201719.630.639.056.570.279.989.178.372.059.640.227.2
201623.936.9* 51.654.9* 69.979.2* 82.481.670.858.551.518.9
2015* 26.020.5* 49.257.564.3* 76.482.083.5* 78.059.943.6* 27.4
201423.417.8* 34.751.5* 64.571.979.0* 77.070.5* 58.628.827.2
2013* 22.128.930.2* 43.6* 65.774.281.3* 82.774.150.3* 36.215.0
2012* 33.232.756.5* 58.867.078.2* 87.780.574.7* 51.8* 36.822.2
2011* 15.020.3* 27.447.3* 61.3* 72.482.3* 79.170.5* 57.9* 42.233.0
201017.1* 18.139.859.4* 64.774.081.282.165.5* 58.336.516.9
200916.920.629.249.966.6* 72.0* 76.577.6* 76.644.550.2* 15.3
200823.825.441.754.964.773.383.382.469.156.438.416.6
200728.418.447.453.4* 53.478.487.978.972.557.841.626.6
200634.729.040.663.169.879.191.084.368.051.741.635.0
200519.535.742.959.763.377.185.180.675.458.641.927.9
2004  * 50.858.262.672.081.375.772.257.047.131.2
Avg* 23.3* 24.4* 40.2* 53.5* 65.9* 77.0* 83.8* 80.9* 72.7* 55.6* 40.5* 25.8
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