| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.70 | 1.67 | 0.03 |
| Feb | 1.63 | 1.63 | 0.00 |
| Mar | 2.02 | 2.01 | 0.01 |
| Apr | 3.67 | 3.68 | -0.01 |
| May | 4.02 | 4.01 | 0.01 |
| Jun | 4.61 | 4.58 | 0.03 |
| Jul | 3.82 | 3.73 | 0.09 |
| Aug | 3.71 | 3.79 | -0.08 |
| Sep | 3.38 | 3.29 | 0.09 |
| Oct | 2.92 | 2.84 | 0.08 |
| Nov | 2.23 | 2.21 | 0.02 |
| Dec | 1.87 | 1.93 | -0.06 |
35.58 | 35.37 | 0.21 |