| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.77 | 1.93 | -0.16 |
| Feb | 1.99 | 2.25 | -0.26 |
| Mar | 2.98 | 3.12 | -0.14 |
| Apr | 4.59 | 4.53 | 0.06 |
| May | 5.06 | 5.07 | -0.01 |
| Jun | 4.95 | 5.13 | -0.18 |
| Jul | 4.39 | 4.51 | -0.12 |
| Aug | 3.81 | 3.89 | -0.08 |
| Sep | 3.71 | 3.65 | 0.06 |
| Oct | 3.44 | 3.32 | 0.12 |
| Nov | 2.67 | 2.77 | -0.10 |
| Dec | 2.05 | 1.82 | 0.23 |
41.41 | 41.99 | -0.58 |