| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.07 | 5.23 | -0.16 |
| Feb | 5.22 | 5.30 | -0.08 |
| Mar | 5.44 | 5.42 | 0.02 |
| Apr | 5.02 | 5.16 | -0.14 |
| May | 4.52 | 5.00 | -0.48 |
| Jun | 4.41 | 4.81 | -0.40 |
| Jul | 4.71 | 4.92 | -0.21 |
| Aug | 4.44 | 4.21 | 0.23 |
| Sep | 3.61 | 4.08 | -0.47 |
| Oct | 3.86 | 3.67 | 0.19 |
| Nov | 4.14 | 4.08 | 0.06 |
| Dec | 5.88 | 6.04 | -0.16 |
56.32 | 57.92 | -1.60 |