| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.90 | 4.13 | -0.23 |
| Feb | 3.46 | 3.61 | -0.15 |
| Mar | 4.90 | 5.32 | -0.42 |
| Apr | 4.40 | 4.69 | -0.29 |
| May | 3.50 | 3.53 | -0.03 |
| Jun | 3.81 | 3.93 | -0.12 |
| Jul | 3.23 | 3.24 | -0.01 |
| Aug | 3.79 | 3.91 | -0.12 |
| Sep | 3.97 | 3.99 | -0.02 |
| Oct | 4.68 | 4.75 | -0.07 |
| Nov | 4.13 | 4.26 | -0.13 |
| Dec | 4.80 | 5.09 | -0.29 |
48.57 | 50.45 | -1.88 |