| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.78 | 3.69 | 0.09 |
| Feb | 3.41 | 3.37 | 0.04 |
| Mar | 3.81 | 3.81 | 0.00 |
| Apr | 3.28 | 3.14 | 0.14 |
| May | 3.05 | 3.16 | -0.11 |
| Jun | 6.23 | 6.16 | 0.07 |
| Jul | 5.08 | 5.15 | -0.07 |
| Aug | 5.96 | 6.32 | -0.36 |
| Sep | 4.17 | 4.31 | -0.14 |
| Oct | 3.60 | 3.44 | 0.16 |
| Nov | 2.45 | 2.24 | 0.21 |
| Dec | 3.42 | 3.35 | 0.07 |
48.24 | 48.14 | 0.10 |