| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.77 | 3.69 | 0.08 |
| Feb | 4.17 | 4.33 | -0.16 |
| Mar | 5.14 | 5.28 | -0.14 |
| Apr | 5.71 | 5.74 | -0.03 |
| May | 5.81 | 5.77 | 0.04 |
| Jun | 4.11 | 4.21 | -0.10 |
| Jul | 4.25 | 4.15 | 0.10 |
| Aug | 3.58 | 3.64 | -0.06 |
| Sep | 3.88 | 3.89 | -0.01 |
| Oct | 4.52 | 4.51 | 0.01 |
| Nov | 4.97 | 5.10 | -0.13 |
| Dec | 4.93 | 4.99 | -0.06 |
54.84 | 55.30 | -0.46 |