| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.86 | 0.93 | -0.07 |
| Feb | 0.99 | 1.18 | -0.19 |
| Mar | 2.04 | 2.20 | -0.16 |
| Apr | 2.86 | 2.83 | 0.03 |
| May | 4.06 | 3.86 | 0.20 |
| Jun | 3.63 | 3.87 | -0.24 |
| Jul | 2.59 | 2.19 | 0.40 |
| Aug | 3.29 | 3.43 | -0.14 |
| Sep | 2.68 | 2.79 | -0.11 |
| Oct | 2.74 | 2.91 | -0.17 |
| Nov | 1.52 | 1.48 | 0.04 |
| Dec | 1.30 | 1.22 | 0.08 |
28.56 | 28.89 | -0.33 |