| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.73 | 3.66 | 0.07 |
| Feb | 3.24 | 3.23 | 0.01 |
| Mar | 4.07 | 3.85 | 0.22 |
| Apr | 4.63 | 4.46 | 0.17 |
| May | 4.16 | 4.04 | 0.12 |
| Jun | 5.05 | 4.77 | 0.28 |
| Jul | 4.77 | 4.58 | 0.19 |
| Aug | 4.36 | 4.40 | -0.04 |
| Sep | 4.04 | 3.88 | 0.16 |
| Oct | 5.64 | 5.71 | -0.07 |
| Nov | 4.77 | 4.56 | 0.21 |
| Dec | 4.63 | 4.72 | -0.09 |
53.09 | 51.86 | 1.23 |