| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.83 | 0.83 | 0.00 |
| Feb | 1.31 | 1.30 | 0.01 |
| Mar | 2.34 | 2.30 | 0.04 |
| Apr | 3.14 | 3.16 | -0.02 |
| May | 5.22 | 5.14 | 0.08 |
| Jun | 4.63 | 4.64 | -0.01 |
| Jul | 4.35 | 4.25 | 0.10 |
| Aug | 3.94 | 3.88 | 0.06 |
| Sep | 3.30 | 3.36 | -0.06 |
| Oct | 2.69 | 2.59 | 0.10 |
| Nov | 1.71 | 1.67 | 0.04 |
| Dec | 1.26 | 1.25 | 0.01 |
34.72 | 34.37 | 0.35 |