| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.30 | 1.28 | 0.02 |
| Feb | 1.30 | 1.31 | -0.01 |
| Mar | 2.14 | 2.09 | 0.05 |
| Apr | 3.81 | 4.00 | -0.19 |
| May | 4.21 | 4.27 | -0.06 |
| Jun | 5.12 | 5.33 | -0.21 |
| Jul | 4.15 | 4.30 | -0.15 |
| Aug | 4.12 | 4.23 | -0.11 |
| Sep | 3.62 | 3.63 | -0.01 |
| Oct | 2.78 | 2.84 | -0.06 |
| Nov | 2.08 | 2.06 | 0.02 |
| Dec | 1.64 | 1.69 | -0.05 |
36.27 | 37.03 | -0.76 |