| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.75 | 0.73 | 0.02 |
| Feb | 0.93 | 0.92 | 0.01 |
| Mar | 1.62 | 1.66 | -0.04 |
| Apr | 2.70 | 2.72 | -0.02 |
| May | 5.25 | 5.21 | 0.04 |
| Jun | 4.55 | 4.67 | -0.12 |
| Jul | 3.75 | 3.68 | 0.07 |
| Aug | 3.49 | 3.45 | 0.04 |
| Sep | 2.89 | 2.93 | -0.04 |
| Oct | 2.31 | 2.37 | -0.06 |
| Nov | 1.32 | 1.37 | -0.05 |
| Dec | 1.18 | 1.16 | 0.02 |
30.74 | 30.87 | -0.13 |