| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 3.06 | 2.95 | 0.11 | 
| Feb | 2.62 | 2.64 | -0.02 | 
| Mar | 3.94 | 3.81 | 0.13 | 
| Apr | 4.86 | 4.94 | -0.08 | 
| May | 5.13 | 4.96 | 0.17 | 
| Jun | 4.63 | 4.59 | 0.04 | 
| Jul | 3.99 | 3.90 | 0.09 | 
| Aug | 3.40 | 3.23 | 0.17 | 
| Sep | 3.18 | 3.19 | -0.01 | 
| Oct | 3.41 | 3.33 | 0.08 | 
| Nov | 3.98 | 3.91 | 0.07 | 
| Dec | 3.01 | 3.01 | 0.00 | 
| 45.21 | 44.46 | 0.75 |