| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.95 | 0.98 | -0.03 |
| Feb | 0.98 | 0.97 | 0.01 |
| Mar | 1.83 | 1.86 | -0.03 |
| Apr | 2.98 | 2.94 | 0.04 |
| May | 4.20 | 4.10 | 0.10 |
| Jun | 5.16 | 5.04 | 0.12 |
| Jul | 4.08 | 4.00 | 0.08 |
| Aug | 4.43 | 4.43 | 0.00 |
| Sep | 3.59 | 3.63 | -0.04 |
| Oct | 2.78 | 2.71 | 0.07 |
| Nov | 1.73 | 1.73 | 0.00 |
| Dec | 1.26 | 1.34 | -0.08 |
33.97 | 33.73 | 0.24 |