| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.71 | 2.94 | -0.23 |
| Feb | 2.25 | 2.35 | -0.10 |
| Mar | 3.23 | 3.33 | -0.10 |
| Apr | 3.86 | 3.89 | -0.03 |
| May | 4.25 | 4.11 | 0.14 |
| Jun | 4.50 | 4.50 | 0.00 |
| Jul | 4.32 | 4.01 | 0.31 |
| Aug | 3.45 | 3.34 | 0.11 |
| Sep | 3.21 | 3.13 | 0.08 |
| Oct | 2.78 | 2.86 | -0.08 |
| Nov | 2.78 | 2.83 | -0.05 |
| Dec | 2.87 | 3.05 | -0.18 |
40.21 | 40.34 | -0.13 |