| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.11 | 3.09 | 0.02 |
| Feb | 2.75 | 2.68 | 0.07 |
| Mar | 3.16 | 3.28 | -0.12 |
| Apr | 2.62 | 2.60 | 0.02 |
| May | 3.06 | 3.32 | -0.26 |
| Jun | 7.48 | 8.24 | -0.76 |
| Jul | 7.98 | 7.99 | -0.01 |
| Aug | 7.93 | 8.54 | -0.61 |
| Sep | 5.89 | 5.76 | 0.13 |
| Oct | 2.71 | 2.71 | 0.00 |
| Nov | 1.86 | 1.93 | -0.07 |
| Dec | 2.49 | 2.71 | -0.22 |
51.04 | 52.85 | -1.81 |