| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.93 | 4.85 | 0.08 |
| Feb | 4.86 | 4.94 | -0.08 |
| Mar | 5.21 | 5.21 | 0.00 |
| Apr | 4.83 | 4.77 | 0.06 |
| May | 4.85 | 4.88 | -0.03 |
| Jun | 4.97 | 4.96 | 0.01 |
| Jul | 5.08 | 5.26 | -0.18 |
| Aug | 3.83 | 3.85 | -0.02 |
| Sep | 3.91 | 4.00 | -0.09 |
| Oct | 3.49 | 3.45 | 0.04 |
| Nov | 3.72 | 3.81 | -0.09 |
| Dec | 5.67 | 5.76 | -0.09 |
55.35 | 55.74 | -0.39 |