| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.09 | 3.27 | -0.18 |
| Feb | 2.72 | 2.85 | -0.13 |
| Mar | 4.09 | 4.23 | -0.14 |
| Apr | 3.50 | 3.50 | 0.00 |
| May | 3.51 | 3.71 | -0.20 |
| Jun | 4.32 | 4.35 | -0.03 |
| Jul | 4.42 | 4.56 | -0.14 |
| Aug | 4.16 | 4.39 | -0.23 |
| Sep | 4.07 | 4.42 | -0.35 |
| Oct | 3.74 | 4.01 | -0.27 |
| Nov | 3.13 | 3.21 | -0.08 |
| Dec | 3.85 | 4.16 | -0.31 |
44.60 | 46.66 | -2.06 |