| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.13 | 3.19 | -0.06 |
| Feb | 2.81 | 2.78 | 0.03 |
| Mar | 3.32 | 3.31 | 0.01 |
| Apr | 2.78 | 2.70 | 0.08 |
| May | 3.24 | 3.51 | -0.27 |
| Jun | 7.18 | 7.70 | -0.52 |
| Jul | 6.12 | 6.79 | -0.67 |
| Aug | 6.81 | 6.76 | 0.05 |
| Sep | 6.69 | 6.57 | 0.12 |
| Oct | 4.18 | 3.68 | 0.50 |
| Nov | 2.17 | 2.06 | 0.11 |
| Dec | 2.73 | 2.68 | 0.05 |
51.16 | 51.73 | -0.57 |