| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 2.59 | -0.07 |
| Feb | 2.01 | 2.14 | -0.13 |
| Mar | 2.81 | 2.82 | -0.01 |
| Apr | 3.85 | 3.83 | 0.02 |
| May | 4.21 | 4.37 | -0.16 |
| Jun | 4.95 | 4.95 | 0.00 |
| Jul | 4.58 | 4.61 | -0.03 |
| Aug | 3.99 | 3.73 | 0.26 |
| Sep | 3.11 | 3.12 | -0.01 |
| Oct | 3.12 | 3.06 | 0.06 |
| Nov | 3.09 | 3.07 | 0.02 |
| Dec | 2.47 | 2.46 | 0.01 |
40.71 | 40.75 | -0.04 |