| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.63 | 0.05 |
| Feb | 0.62 | 0.62 | 0.00 |
| Mar | 1.12 | 1.06 | 0.06 |
| Apr | 1.72 | 1.69 | 0.03 |
| May | 3.04 | 3.12 | -0.08 |
| Jun | 4.11 | 4.24 | -0.13 |
| Jul | 3.53 | 3.52 | 0.01 |
| Aug | 2.83 | 2.73 | 0.10 |
| Sep | 2.71 | 2.75 | -0.04 |
| Oct | 2.25 | 2.36 | -0.11 |
| Nov | 0.79 | 0.79 | 0.00 |
| Dec | 0.76 | 0.78 | -0.02 |
24.16 | 24.29 | -0.13 |