| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.44 | 3.58 | -0.14 |
| Feb | 2.87 | 2.86 | 0.01 |
| Mar | 4.10 | 4.34 | -0.24 |
| Apr | 3.55 | 3.54 | 0.01 |
| May | 3.65 | 3.70 | -0.05 |
| Jun | 4.25 | 4.23 | 0.02 |
| Jul | 4.94 | 4.87 | 0.07 |
| Aug | 4.62 | 4.87 | -0.25 |
| Sep | 3.85 | 3.89 | -0.04 |
| Oct | 3.93 | 4.04 | -0.11 |
| Nov | 3.23 | 3.26 | -0.03 |
| Dec | 4.16 | 4.37 | -0.21 |
46.59 | 47.55 | -0.96 |