| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.14 | 0.07 |
| Feb | 1.80 | 1.85 | -0.05 |
| Mar | 2.51 | 2.55 | -0.04 |
| Apr | 2.47 | 2.50 | -0.03 |
| May | 4.11 | 3.95 | 0.16 |
| Jun | 3.44 | 3.48 | -0.04 |
| Jul | 2.33 | 2.74 | -0.41 |
| Aug | 2.41 | 2.41 | 0.00 |
| Sep | 3.70 | 3.83 | -0.13 |
| Oct | 3.79 | 3.96 | -0.17 |
| Nov | 2.64 | 2.71 | -0.07 |
| Dec | 2.14 | 2.29 | -0.15 |
33.55 | 34.41 | -0.86 |