| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.18 | 4.37 | -0.19 |
| Feb | 4.74 | 4.84 | -0.10 |
| Mar | 5.68 | 5.76 | -0.08 |
| Apr | 5.83 | 5.83 | 0.00 |
| May | 5.31 | 5.16 | 0.15 |
| Jun | 4.49 | 4.58 | -0.09 |
| Jul | 4.57 | 4.50 | 0.07 |
| Aug | 3.48 | 3.36 | 0.12 |
| Sep | 3.51 | 3.49 | 0.02 |
| Oct | 4.08 | 4.01 | 0.07 |
| Nov | 4.44 | 4.52 | -0.08 |
| Dec | 5.60 | 5.60 | 0.00 |
55.91 | 56.02 | -0.11 |