| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.54 | -0.06 |
| Feb | 0.57 | 0.64 | -0.07 |
| Mar | 1.27 | 1.44 | -0.17 |
| Apr | 1.97 | 2.14 | -0.17 |
| May | 2.31 | 2.41 | -0.10 |
| Jun | 1.74 | 1.77 | -0.03 |
| Jul | 2.03 | 2.03 | 0.00 |
| Aug | 1.83 | 1.87 | -0.04 |
| Sep | 1.35 | 1.35 | 0.00 |
| Oct | 1.00 | 1.21 | -0.21 |
| Nov | 0.67 | 0.77 | -0.10 |
| Dec | 0.54 | 0.60 | -0.06 |
15.76 | 16.77 | -1.01 |