| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.40 | 2.76 | 0.64 |
| Feb | 3.08 | 2.52 | 0.56 |
| Mar | 3.47 | 3.12 | 0.35 |
| Apr | 3.03 | 2.51 | 0.52 |
| May | 3.40 | 2.50 | 0.90 |
| Jun | 5.50 | 4.47 | 1.03 |
| Jul | 5.57 | 4.27 | 1.30 |
| Aug | 6.18 | 5.99 | 0.19 |
| Sep | 4.79 | 4.91 | -0.12 |
| Oct | 3.83 | 4.18 | -0.35 |
| Nov | 2.22 | 2.08 | 0.14 |
| Dec | 2.89 | 2.58 | 0.31 |
47.36 | 41.89 | 5.47 |