| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.76 | -0.01 |
| Feb | 1.63 | 1.71 | -0.08 |
| Mar | 2.34 | 2.37 | -0.03 |
| Apr | 2.42 | 2.56 | -0.14 |
| May | 3.85 | 3.69 | 0.16 |
| Jun | 3.47 | 3.22 | 0.25 |
| Jul | 2.11 | 2.35 | -0.24 |
| Aug | 2.41 | 2.59 | -0.18 |
| Sep | 3.51 | 3.41 | 0.10 |
| Oct | 3.03 | 3.02 | 0.01 |
| Nov | 2.17 | 2.35 | -0.18 |
| Dec | 1.87 | 2.10 | -0.23 |
30.56 | 31.13 | -0.57 |