| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.57 | 3.56 | 0.01 |
| Feb | 3.11 | 3.07 | 0.04 |
| Mar | 3.94 | 3.82 | 0.12 |
| Apr | 3.71 | 3.63 | 0.08 |
| May | 3.87 | 3.87 | 0.00 |
| Jun | 4.47 | 4.38 | 0.09 |
| Jul | 5.59 | 5.31 | 0.28 |
| Aug | 5.74 | 5.50 | 0.24 |
| Sep | 6.02 | 6.44 | -0.42 |
| Oct | 3.26 | 3.40 | -0.14 |
| Nov | 3.24 | 3.31 | -0.07 |
| Dec | 3.42 | 3.44 | -0.02 |
49.94 | 49.73 | 0.21 |