| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.64 | 1.69 | -0.05 |
| Feb | 1.71 | 1.91 | -0.20 |
| Mar | 3.25 | 3.21 | 0.04 |
| Apr | 4.45 | 4.14 | 0.31 |
| May | 5.57 | 5.94 | -0.37 |
| Jun | 4.71 | 4.63 | 0.08 |
| Jul | 3.78 | 3.70 | 0.08 |
| Aug | 3.46 | 3.49 | -0.03 |
| Sep | 3.91 | 3.73 | 0.18 |
| Oct | 3.57 | 3.63 | -0.06 |
| Nov | 2.81 | 2.74 | 0.07 |
| Dec | 2.35 | 2.35 | 0.00 |
41.21 | 41.16 | 0.05 |