| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.04 | 1.08 | -0.04 |
| Feb | 1.02 | 1.00 | 0.02 |
| Mar | 1.40 | 1.32 | 0.08 |
| Apr | 2.42 | 2.26 | 0.16 |
| May | 3.21 | 3.09 | 0.12 |
| Jun | 4.34 | 4.17 | 0.17 |
| Jul | 3.81 | 3.99 | -0.18 |
| Aug | 3.29 | 3.29 | 0.00 |
| Sep | 3.53 | 3.51 | 0.02 |
| Oct | 3.06 | 2.85 | 0.21 |
| Nov | 1.92 | 1.79 | 0.13 |
| Dec | 1.52 | 1.51 | 0.01 |
30.56 | 29.86 | 0.70 |