| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.91 | 1.97 | -0.06 |
| Feb | 1.94 | 1.75 | 0.19 |
| Mar | 2.59 | 2.75 | -0.16 |
| Apr | 2.41 | 2.45 | -0.04 |
| May | 4.23 | 3.91 | 0.32 |
| Jun | 3.12 | 3.01 | 0.11 |
| Jul | 1.79 | 1.91 | -0.12 |
| Aug | 2.09 | 2.03 | 0.06 |
| Sep | 3.19 | 3.38 | -0.19 |
| Oct | 3.36 | 3.50 | -0.14 |
| Nov | 2.55 | 2.78 | -0.23 |
| Dec | 2.07 | 1.93 | 0.14 |
31.25 | 31.37 | -0.12 |