| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.79 | 5.74 | 0.05 |
| Feb | 4.55 | 4.48 | 0.07 |
| Mar | 5.45 | 5.52 | -0.07 |
| Apr | 5.59 | 5.86 | -0.27 |
| May | 5.39 | 5.39 | 0.00 |
| Jun | 6.56 | 7.19 | -0.63 |
| Jul | 7.42 | 7.91 | -0.49 |
| Aug | 6.26 | 6.63 | -0.37 |
| Sep | 5.24 | 5.74 | -0.50 |
| Oct | 3.58 | 3.77 | -0.19 |
| Nov | 4.06 | 4.32 | -0.26 |
| Dec | 5.16 | 5.11 | 0.05 |
65.05 | 67.66 | -2.61 |