| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.72 | 3.71 | 0.01 |
| Feb | 2.86 | 2.93 | -0.07 |
| Mar | 4.16 | 4.28 | -0.12 |
| Apr | 3.99 | 4.03 | -0.04 |
| May | 4.16 | 4.16 | 0.00 |
| Jun | 4.86 | 4.69 | 0.17 |
| Jul | 4.88 | 4.76 | 0.12 |
| Aug | 4.63 | 4.53 | 0.10 |
| Sep | 4.61 | 4.48 | 0.13 |
| Oct | 4.61 | 4.39 | 0.22 |
| Nov | 3.57 | 3.62 | -0.05 |
| Dec | 4.52 | 4.53 | -0.01 |
50.57 | 50.11 | 0.46 |