| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.28 | 2.21 | 0.07 |
| Feb | 1.80 | 1.81 | -0.01 |
| Mar | 2.61 | 2.57 | 0.04 |
| Apr | 2.48 | 2.41 | 0.07 |
| May | 4.12 | 4.00 | 0.12 |
| Jun | 3.38 | 3.68 | -0.30 |
| Jul | 2.17 | 2.70 | -0.53 |
| Aug | 2.31 | 2.38 | -0.07 |
| Sep | 3.42 | 3.50 | -0.08 |
| Oct | 3.65 | 3.88 | -0.23 |
| Nov | 2.59 | 2.62 | -0.03 |
| Dec | 2.35 | 2.49 | -0.14 |
33.16 | 34.25 | -1.09 |