| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.15 | 3.95 | 0.20 |
| Feb | 3.51 | 3.50 | 0.01 |
| Mar | 3.72 | 3.60 | 0.12 |
| Apr | 3.41 | 3.56 | -0.15 |
| May | 4.12 | 4.42 | -0.30 |
| Jun | 4.84 | 5.22 | -0.38 |
| Jul | 6.12 | 6.44 | -0.32 |
| Aug | 7.14 | 7.45 | -0.31 |
| Sep | 7.03 | 6.84 | 0.19 |
| Oct | 4.06 | 4.20 | -0.14 |
| Nov | 3.81 | 3.75 | 0.06 |
| Dec | 3.96 | 3.95 | 0.01 |
55.87 | 56.88 | -1.01 |