| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.34 | 1.41 | -0.07 |
| Feb | 1.60 | 1.69 | -0.09 |
| Mar | 2.36 | 2.42 | -0.06 |
| Apr | 3.69 | 3.68 | 0.01 |
| May | 4.74 | 4.77 | -0.03 |
| Jun | 5.00 | 4.85 | 0.15 |
| Jul | 4.08 | 4.20 | -0.12 |
| Aug | 4.11 | 3.97 | 0.14 |
| Sep | 3.56 | 3.48 | 0.08 |
| Oct | 2.81 | 2.80 | 0.01 |
| Nov | 2.19 | 2.20 | -0.01 |
| Dec | 1.81 | 1.89 | -0.08 |
37.29 | 37.36 | -0.07 |