| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.37 | 4.37 | 0.00 |
| Feb | 4.36 | 4.36 | 0.00 |
| Mar | 4.63 | 4.62 | 0.01 |
| Apr | 3.54 | 3.49 | 0.05 |
| May | 3.36 | 3.12 | 0.24 |
| Jun | 4.57 | 4.61 | -0.04 |
| Jul | 3.96 | 4.17 | -0.21 |
| Aug | 4.69 | 4.48 | 0.21 |
| Sep | 3.73 | 3.86 | -0.13 |
| Oct | 3.04 | 3.13 | -0.09 |
| Nov | 3.59 | 3.65 | -0.06 |
| Dec | 4.64 | 4.66 | -0.02 |
48.48 | 48.52 | -0.04 |