| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.18 | 0.03 |
| Feb | 2.76 | 2.76 | 0.00 |
| Mar | 3.81 | 3.83 | -0.02 |
| Apr | 3.38 | 3.35 | 0.03 |
| May | 4.15 | 4.11 | 0.04 |
| Jun | 4.36 | 4.20 | 0.16 |
| Jul | 4.21 | 4.25 | -0.04 |
| Aug | 4.03 | 4.10 | -0.07 |
| Sep | 4.41 | 4.27 | 0.14 |
| Oct | 3.79 | 3.63 | 0.16 |
| Nov | 3.42 | 3.28 | 0.14 |
| Dec | 3.49 | 3.62 | -0.13 |
45.02 | 44.58 | 0.44 |