| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.30 | 3.42 | -0.12 |
| Feb | 2.94 | 3.03 | -0.09 |
| Mar | 4.32 | 4.41 | -0.09 |
| Apr | 5.01 | 5.07 | -0.06 |
| May | 4.90 | 5.18 | -0.28 |
| Jun | 4.28 | 4.36 | -0.08 |
| Jul | 4.32 | 4.20 | 0.12 |
| Aug | 3.31 | 3.16 | 0.15 |
| Sep | 3.30 | 3.32 | -0.02 |
| Oct | 3.30 | 3.38 | -0.08 |
| Nov | 3.99 | 3.93 | 0.06 |
| Dec | 3.58 | 3.75 | -0.17 |
46.55 | 47.21 | -0.66 |