| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.43 | 0.03 |
| Feb | 0.53 | 0.53 | 0.00 |
| Mar | 1.22 | 1.36 | -0.14 |
| Apr | 2.11 | 2.16 | -0.05 |
| May | 2.81 | 2.96 | -0.15 |
| Jun | 1.84 | 1.92 | -0.08 |
| Jul | 1.73 | 1.79 | -0.06 |
| Aug | 1.54 | 1.46 | 0.08 |
| Sep | 1.45 | 1.48 | -0.03 |
| Oct | 1.18 | 1.28 | -0.10 |
| Nov | 0.75 | 0.81 | -0.06 |
| Dec | 0.48 | 0.51 | -0.03 |
16.10 | 16.69 | -0.59 |