| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.66 | -0.02 |
| Feb | 2.44 | 2.42 | 0.02 |
| Mar | 4.03 | 4.00 | 0.03 |
| Apr | 4.73 | 5.03 | -0.30 |
| May | 5.75 | 5.82 | -0.07 |
| Jun | 4.22 | 4.26 | -0.04 |
| Jul | 4.01 | 3.90 | 0.11 |
| Aug | 3.57 | 3.40 | 0.17 |
| Sep | 4.02 | 4.24 | -0.22 |
| Oct | 4.15 | 4.18 | -0.03 |
| Nov | 3.98 | 3.97 | 0.01 |
| Dec | 3.13 | 3.06 | 0.07 |
46.67 | 46.94 | -0.27 |