| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.74 | 3.85 | -0.11 |
| Feb | 3.36 | 3.51 | -0.15 |
| Mar | 3.85 | 3.98 | -0.13 |
| Apr | 3.21 | 3.40 | -0.19 |
| May | 4.00 | 4.10 | -0.10 |
| Jun | 4.97 | 4.69 | 0.28 |
| Jul | 6.32 | 6.59 | -0.27 |
| Aug | 7.07 | 7.33 | -0.26 |
| Sep | 8.16 | 8.89 | -0.73 |
| Oct | 4.84 | 4.97 | -0.13 |
| Nov | 3.58 | 3.73 | -0.15 |
| Dec | 3.67 | 3.84 | -0.17 |
56.77 | 58.88 | -2.11 |