| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 3.04 | -0.03 |
| Feb | 2.64 | 2.68 | -0.04 |
| Mar | 3.74 | 3.81 | -0.07 |
| Apr | 3.44 | 3.39 | 0.05 |
| May | 4.30 | 4.37 | -0.07 |
| Jun | 4.28 | 4.24 | 0.04 |
| Jul | 4.43 | 4.33 | 0.10 |
| Aug | 3.75 | 3.78 | -0.03 |
| Sep | 4.26 | 4.38 | -0.12 |
| Oct | 3.79 | 3.87 | -0.08 |
| Nov | 3.15 | 3.21 | -0.06 |
| Dec | 3.63 | 3.66 | -0.03 |
44.42 | 44.76 | -0.34 |