| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.92 | -0.04 |
| Feb | 1.10 | 1.14 | -0.04 |
| Mar | 2.11 | 2.01 | 0.10 |
| Apr | 3.82 | 3.72 | 0.10 |
| May | 5.09 | 5.06 | 0.03 |
| Jun | 5.17 | 5.35 | -0.18 |
| Jul | 4.08 | 4.14 | -0.06 |
| Aug | 4.16 | 4.06 | 0.10 |
| Sep | 3.50 | 3.37 | 0.13 |
| Oct | 2.59 | 2.60 | -0.01 |
| Nov | 1.84 | 1.79 | 0.05 |
| Dec | 1.30 | 1.35 | -0.05 |
35.64 | 35.51 | 0.13 |