| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.28 | -0.13 |
| Feb | 2.79 | 2.89 | -0.10 |
| Mar | 3.29 | 3.21 | 0.08 |
| Apr | 2.85 | 3.04 | -0.19 |
| May | 3.11 | 3.20 | -0.09 |
| Jun | 6.91 | 7.11 | -0.20 |
| Jul | 5.76 | 6.34 | -0.58 |
| Aug | 6.69 | 6.61 | 0.08 |
| Sep | 6.77 | 7.09 | -0.32 |
| Oct | 4.24 | 4.29 | -0.05 |
| Nov | 2.16 | 2.11 | 0.05 |
| Dec | 2.69 | 2.83 | -0.14 |
50.41 | 52.00 | -1.59 |