| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.44 | 0.01 |
| Feb | 0.52 | 0.50 | 0.02 |
| Mar | 1.03 | 1.17 | -0.14 |
| Apr | 1.86 | 1.91 | -0.05 |
| May | 2.53 | 2.60 | -0.07 |
| Jun | 2.12 | 2.06 | 0.06 |
| Jul | 2.70 | 2.56 | 0.14 |
| Aug | 2.10 | 2.41 | -0.31 |
| Sep | 1.22 | 1.04 | 0.18 |
| Oct | 1.00 | 1.08 | -0.08 |
| Nov | 0.68 | 0.69 | -0.01 |
| Dec | 0.44 | 0.48 | -0.04 |
16.65 | 16.94 | -0.29 |