| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.00 | 3.96 | 0.04 |
| Feb | 3.67 | 3.81 | -0.14 |
| Mar | 4.26 | 4.38 | -0.12 |
| Apr | 2.96 | 3.15 | -0.19 |
| May | 3.20 | 3.00 | 0.20 |
| Jun | 4.61 | 4.63 | -0.02 |
| Jul | 4.49 | 4.47 | 0.02 |
| Aug | 4.79 | 5.07 | -0.28 |
| Sep | 3.69 | 3.90 | -0.21 |
| Oct | 2.74 | 2.78 | -0.04 |
| Nov | 2.91 | 3.11 | -0.20 |
| Dec | 3.98 | 4.05 | -0.07 |
45.30 | 46.31 | -1.01 |