| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.60 | 3.68 | -0.08 |
| Feb | 2.88 | 3.00 | -0.12 |
| Mar | 3.73 | 3.79 | -0.06 |
| Apr | 4.01 | 4.02 | -0.01 |
| May | 4.19 | 4.31 | -0.12 |
| Jun | 4.63 | 4.76 | -0.13 |
| Jul | 4.88 | 5.06 | -0.18 |
| Aug | 4.14 | 4.25 | -0.11 |
| Sep | 4.16 | 4.18 | -0.02 |
| Oct | 3.35 | 3.43 | -0.08 |
| Nov | 3.59 | 3.60 | -0.01 |
| Dec | 3.71 | 3.55 | 0.16 |
46.87 | 47.63 | -0.76 |