| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.10 | 5.03 | 0.07 |
| Feb | 5.08 | 5.23 | -0.15 |
| Mar | 5.54 | 5.60 | -0.06 |
| Apr | 5.12 | 5.25 | -0.13 |
| May | 4.90 | 4.74 | 0.16 |
| Jun | 4.96 | 5.08 | -0.12 |
| Jul | 4.78 | 5.10 | -0.32 |
| Aug | 4.13 | 3.87 | 0.26 |
| Sep | 4.30 | 4.08 | 0.22 |
| Oct | 3.60 | 3.41 | 0.19 |
| Nov | 4.31 | 4.21 | 0.10 |
| Dec | 6.07 | 6.14 | -0.07 |
57.89 | 57.74 | 0.15 |