| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.85 | 0.57 | 0.28 |
| Feb | 0.98 | 0.75 | 0.23 |
| Mar | 1.55 | 1.62 | -0.07 |
| Apr | 2.65 | 2.36 | 0.29 |
| May | 2.93 | 3.46 | -0.53 |
| Jun | 1.91 | 2.31 | -0.40 |
| Jul | 2.36 | 2.45 | -0.09 |
| Aug | 1.93 | 1.94 | -0.01 |
| Sep | 1.68 | 1.54 | 0.14 |
| Oct | 1.32 | 1.23 | 0.09 |
| Nov | 1.16 | 0.75 | 0.41 |
| Dec | 0.84 | 0.60 | 0.24 |
20.16 | 19.58 | 0.58 |