| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.26 | 0.34 | -0.08 |
| Feb | 0.34 | 0.42 | -0.08 |
| Mar | 0.78 | 0.84 | -0.06 |
| Apr | 1.46 | 1.51 | -0.05 |
| May | 2.56 | 2.57 | -0.01 |
| Jun | 2.32 | 2.16 | 0.16 |
| Jul | 2.64 | 2.50 | 0.14 |
| Aug | 2.28 | 2.23 | 0.05 |
| Sep | 1.22 | 1.21 | 0.01 |
| Oct | 1.04 | 1.08 | -0.04 |
| Nov | 0.48 | 0.52 | -0.04 |
| Dec | 0.29 | 0.41 | -0.12 |
15.67 | 15.79 | -0.12 |