| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.38 | 3.51 | -0.13 |
| Feb | 2.87 | 3.08 | -0.21 |
| Mar | 3.42 | 3.55 | -0.13 |
| Apr | 3.02 | 2.96 | 0.06 |
| May | 2.83 | 2.61 | 0.22 |
| Jun | 5.98 | 5.89 | 0.09 |
| Jul | 5.07 | 4.58 | 0.49 |
| Aug | 6.43 | 6.09 | 0.34 |
| Sep | 5.94 | 6.10 | -0.16 |
| Oct | 4.27 | 4.47 | -0.20 |
| Nov | 2.03 | 1.98 | 0.05 |
| Dec | 2.80 | 2.72 | 0.08 |
48.04 | 47.54 | 0.50 |