| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.74 | 2.75 | -0.01 |
| Feb | 2.22 | 2.22 | 0.00 |
| Mar | 3.10 | 3.08 | 0.02 |
| Apr | 3.93 | 3.87 | 0.06 |
| May | 4.16 | 4.14 | 0.02 |
| Jun | 4.35 | 4.28 | 0.07 |
| Jul | 4.03 | 4.14 | -0.11 |
| Aug | 3.42 | 3.35 | 0.07 |
| Sep | 2.99 | 2.99 | 0.00 |
| Oct | 2.84 | 2.79 | 0.05 |
| Nov | 3.06 | 3.01 | 0.05 |
| Dec | 2.70 | 2.70 | 0.00 |
39.54 | 39.32 | 0.22 |