JanFebMarAprMayJunJulAugSepOctNovDec
143.648.252.5         
233.837.134.3         
322.836.829.8         
423.737.723.0         
524.437.621.0         
623.035.925.1         
720.532.424.1         
816.831.637.0         
921.327.248.6         
1021.825.458.3         
11-1.238.358.7         
12-7.437.657.5         
13-15.135.956.6         
14-11.828.338.9         
15-6.624.957.1         
169.618.642.0         
177.240.026.6         
18-0.442.2          
193.245.2          
209.249.8          
2121.757.0          
2222.852.7          
2324.140.0          
2433.551.8          
2527.134.4          
2641.260.9          
2746.315.7          
2846.920.2          
2947.946.3          
3052.9          
3155.2      
Avg: 21.237.6* 40.7         
Hi: 55.260.9* 58.7         
Lo: -15.115.7* 21.0         
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
202421.237.6* 40.7         
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* 23.4* 25.1* 40.4* 53.3* 65.8* 77.1* 83.8* 81.0* 72.3* 55.1* 40.6* 25.6
The;