| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.83 | 3.78 | 0.05 |
| Feb | 3.44 | 3.45 | -0.01 |
| Mar | 3.83 | 3.88 | -0.05 |
| Apr | 3.63 | 3.53 | 0.10 |
| May | 4.38 | 4.32 | 0.06 |
| Jun | 5.48 | 5.35 | 0.13 |
| Jul | 6.42 | 6.09 | 0.33 |
| Aug | 6.62 | 6.93 | -0.31 |
| Sep | 7.16 | 7.12 | 0.04 |
| Oct | 3.67 | 3.73 | -0.06 |
| Nov | 3.53 | 3.48 | 0.05 |
| Dec | 3.62 | 3.55 | 0.07 |
55.61 | 55.21 | 0.40 |