| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.69 | -0.08 |
| Feb | 0.68 | 0.75 | -0.07 |
| Mar | 1.46 | 1.58 | -0.12 |
| Apr | 2.68 | 2.77 | -0.09 |
| May | 3.70 | 3.87 | -0.17 |
| Jun | 4.76 | 4.74 | 0.02 |
| Jul | 3.68 | 3.63 | 0.05 |
| Aug | 4.11 | 3.93 | 0.18 |
| Sep | 3.05 | 3.04 | 0.01 |
| Oct | 2.28 | 2.29 | -0.01 |
| Nov | 1.24 | 1.22 | 0.02 |
| Dec | 0.83 | 0.95 | -0.12 |
29.08 | 29.46 | -0.38 |