| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 0.98 | 0.03 |
| Feb | 0.93 | 0.81 | 0.12 |
| Mar | 1.07 | 1.06 | 0.01 |
| Apr | 1.94 | 2.00 | -0.06 |
| May | 2.95 | 2.97 | -0.02 |
| Jun | 3.98 | 3.93 | 0.05 |
| Jul | 3.93 | 4.07 | -0.14 |
| Aug | 3.02 | 3.13 | -0.11 |
| Sep | 3.49 | 3.56 | -0.07 |
| Oct | 2.72 | 2.72 | 0.00 |
| Nov | 1.76 | 1.53 | 0.23 |
| Dec | 1.36 | 1.25 | 0.11 |
28.16 | 28.01 | 0.15 |