| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.09 | 0.05 |
| Feb | 1.84 | 1.82 | 0.02 |
| Mar | 2.50 | 2.51 | -0.01 |
| Apr | 2.45 | 2.47 | -0.02 |
| May | 4.07 | 3.94 | 0.13 |
| Jun | 3.42 | 3.47 | -0.05 |
| Jul | 2.28 | 2.69 | -0.41 |
| Aug | 2.43 | 2.36 | 0.07 |
| Sep | 3.80 | 3.94 | -0.14 |
| Oct | 3.66 | 3.88 | -0.22 |
| Nov | 2.51 | 2.64 | -0.13 |
| Dec | 1.99 | 2.21 | -0.22 |
33.09 | 34.02 | -0.93 |