| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.46 | 3.39 | 0.07 |
| Feb | 2.98 | 2.94 | 0.04 |
| Mar | 3.32 | 3.39 | -0.07 |
| Apr | 3.41 | 3.30 | 0.11 |
| May | 4.95 | 4.92 | 0.03 |
| Jun | 4.20 | 4.30 | -0.10 |
| Jul | 2.49 | 2.28 | 0.21 |
| Aug | 3.50 | 3.32 | 0.18 |
| Sep | 3.83 | 4.02 | -0.19 |
| Oct | 4.71 | 4.61 | 0.10 |
| Nov | 4.11 | 3.99 | 0.12 |
| Dec | 3.48 | 3.58 | -0.10 |
44.44 | 44.04 | 0.40 |