| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 0.96 | 0.04 |
| Feb | 1.05 | 0.98 | 0.07 |
| Mar | 1.88 | 1.82 | 0.06 |
| Apr | 3.06 | 2.98 | 0.08 |
| May | 4.18 | 4.13 | 0.05 |
| Jun | 4.91 | 5.06 | -0.15 |
| Jul | 3.97 | 4.04 | -0.07 |
| Aug | 4.40 | 4.44 | -0.04 |
| Sep | 3.64 | 3.57 | 0.07 |
| Oct | 2.88 | 2.74 | 0.14 |
| Nov | 1.78 | 1.72 | 0.06 |
| Dec | 1.36 | 1.31 | 0.05 |
34.11 | 33.75 | 0.36 |