| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.65 | 4.69 | -0.04 |
| Feb | 4.10 | 4.17 | -0.07 |
| Mar | 4.84 | 4.88 | -0.04 |
| Apr | 3.80 | 3.81 | -0.01 |
| May | 3.04 | 3.10 | -0.06 |
| Jun | 6.38 | 6.93 | -0.55 |
| Jul | 6.64 | 6.88 | -0.24 |
| Aug | 6.28 | 7.25 | -0.97 |
| Sep | 5.12 | 5.31 | -0.19 |
| Oct | 3.25 | 3.26 | -0.01 |
| Nov | 3.01 | 3.19 | -0.18 |
| Dec | 3.98 | 4.11 | -0.13 |
55.09 | 57.58 | -2.49 |