| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.73 | 2.55 | 0.18 |
| Feb | 2.37 | 2.18 | 0.19 |
| Mar | 3.37 | 3.10 | 0.27 |
| Apr | 3.37 | 3.23 | 0.14 |
| May | 4.19 | 3.87 | 0.32 |
| Jun | 4.46 | 4.03 | 0.43 |
| Jul | 4.26 | 3.95 | 0.31 |
| Aug | 3.79 | 3.71 | 0.08 |
| Sep | 4.01 | 3.68 | 0.33 |
| Oct | 2.91 | 2.41 | 0.50 |
| Nov | 2.63 | 2.44 | 0.19 |
| Dec | 2.93 | 2.86 | 0.07 |
41.02 | 38.01 | 3.01 |