| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.43 | 0.02 |
| Feb | 3.19 | 3.12 | 0.07 |
| Mar | 3.47 | 3.50 | -0.03 |
| Apr | 3.15 | 3.20 | -0.05 |
| May | 3.29 | 3.23 | 0.06 |
| Jun | 5.90 | 6.14 | -0.24 |
| Jul | 5.57 | 5.72 | -0.15 |
| Aug | 6.10 | 6.63 | -0.53 |
| Sep | 4.88 | 4.86 | 0.02 |
| Oct | 3.61 | 4.27 | -0.66 |
| Nov | 2.18 | 2.44 | -0.26 |
| Dec | 3.04 | 3.27 | -0.23 |
47.83 | 49.81 | -1.98 |