| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.54 | -0.06 |
| Feb | 0.58 | 0.64 | -0.06 |
| Mar | 1.09 | 1.36 | -0.27 |
| Apr | 1.90 | 2.12 | -0.22 |
| May | 2.51 | 2.52 | -0.01 |
| Jun | 1.64 | 1.72 | -0.08 |
| Jul | 2.08 | 1.98 | 0.10 |
| Aug | 1.63 | 2.00 | -0.37 |
| Sep | 1.29 | 1.40 | -0.11 |
| Oct | 0.97 | 1.15 | -0.18 |
| Nov | 0.69 | 0.83 | -0.14 |
| Dec | 0.54 | 0.57 | -0.03 |
15.40 | 16.83 | -1.43 |