| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.55 | 3.55 | 0.00 |
| Feb | 3.64 | 3.68 | -0.04 |
| Mar | 4.67 | 4.68 | -0.01 |
| Apr | 5.38 | 5.32 | 0.06 |
| May | 5.18 | 5.19 | -0.01 |
| Jun | 3.47 | 3.42 | 0.05 |
| Jul | 3.86 | 3.81 | 0.05 |
| Aug | 3.85 | 3.67 | 0.18 |
| Sep | 3.55 | 3.51 | 0.04 |
| Oct | 3.72 | 3.86 | -0.14 |
| Nov | 4.75 | 4.68 | 0.07 |
| Dec | 4.48 | 4.37 | 0.11 |
50.10 | 49.74 | 0.36 |