| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.31 | 4.23 | 0.08 |
| Feb | 4.15 | 4.14 | 0.01 |
| Mar | 4.50 | 4.54 | -0.04 |
| Apr | 3.64 | 3.71 | -0.07 |
| May | 2.79 | 2.61 | 0.18 |
| Jun | 4.20 | 4.23 | -0.03 |
| Jul | 4.58 | 4.54 | 0.04 |
| Aug | 4.41 | 4.26 | 0.15 |
| Sep | 3.67 | 3.49 | 0.18 |
| Oct | 2.73 | 2.81 | -0.08 |
| Nov | 3.25 | 3.23 | 0.02 |
| Dec | 4.52 | 4.48 | 0.04 |
46.75 | 46.27 | 0.48 |