| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.06 | 4.03 | 0.03 |
| Feb | 3.67 | 3.78 | -0.11 |
| Mar | 4.24 | 4.33 | -0.09 |
| Apr | 3.03 | 3.20 | -0.17 |
| May | 3.26 | 3.13 | 0.13 |
| Jun | 4.72 | 4.82 | -0.10 |
| Jul | 4.68 | 4.48 | 0.20 |
| Aug | 4.81 | 4.87 | -0.06 |
| Sep | 3.79 | 3.87 | -0.08 |
| Oct | 2.80 | 2.81 | -0.01 |
| Nov | 2.97 | 3.11 | -0.14 |
| Dec | 4.11 | 4.15 | -0.04 |
46.14 | 46.58 | -0.44 |