| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.30 | -0.09 |
| Feb | 2.59 | 2.66 | -0.07 |
| Mar | 3.71 | 3.77 | -0.06 |
| Apr | 3.69 | 3.66 | 0.03 |
| May | 4.11 | 4.13 | -0.02 |
| Jun | 4.11 | 4.11 | 0.00 |
| Jul | 4.05 | 3.82 | 0.23 |
| Aug | 3.49 | 3.64 | -0.15 |
| Sep | 4.70 | 4.93 | -0.23 |
| Oct | 3.77 | 3.82 | -0.05 |
| Nov | 3.23 | 3.18 | 0.05 |
| Dec | 3.46 | 3.53 | -0.07 |
44.12 | 44.55 | -0.43 |