| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.16 | 2.34 | -0.18 |
| Feb | 2.48 | 2.52 | -0.04 |
| Mar | 3.38 | 3.36 | 0.02 |
| Apr | 3.17 | 3.21 | -0.04 |
| May | 4.27 | 4.38 | -0.11 |
| Jun | 3.75 | 3.75 | 0.00 |
| Jul | 2.02 | 2.03 | -0.01 |
| Aug | 2.42 | 2.45 | -0.03 |
| Sep | 3.08 | 3.18 | -0.10 |
| Oct | 4.07 | 4.33 | -0.26 |
| Nov | 2.72 | 2.74 | -0.02 |
| Dec | 2.58 | 2.60 | -0.02 |
36.10 | 36.89 | -0.79 |