| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.06 | 2.26 | -0.20 | 
| Feb | 1.48 | 1.83 | -0.35 | 
| Mar | 1.26 | 1.44 | -0.18 | 
| Apr | 1.33 | 1.31 | 0.02 | 
| May | 1.93 | 1.72 | 0.21 | 
| Jun | 2.24 | 2.19 | 0.05 | 
| Jul | 0.93 | 0.93 | 0.00 | 
| Aug | 0.89 | 0.89 | 0.00 | 
| Sep | 1.14 | 1.16 | -0.02 | 
| Oct | 1.58 | 1.63 | -0.05 | 
| Nov | 1.86 | 2.10 | -0.24 | 
| Dec | 2.01 | 2.29 | -0.28 | 
| 18.71 | 19.75 | -1.04 |