| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.54 | 3.59 | -0.05 |
| Feb | 3.68 | 3.67 | 0.01 |
| Mar | 4.51 | 4.63 | -0.12 |
| Apr | 4.57 | 4.67 | -0.10 |
| May | 5.12 | 5.32 | -0.20 |
| Jun | 4.65 | 4.91 | -0.26 |
| Jul | 4.96 | 5.16 | -0.20 |
| Aug | 3.54 | 3.63 | -0.09 |
| Sep | 3.74 | 3.61 | 0.13 |
| Oct | 3.44 | 3.35 | 0.09 |
| Nov | 3.23 | 3.31 | -0.08 |
| Dec | 4.16 | 4.24 | -0.08 |
49.14 | 50.09 | -0.95 |