| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.67 | 3.82 | -0.15 |
| Feb | 3.19 | 3.25 | -0.06 |
| Mar | 4.02 | 4.20 | -0.18 |
| Apr | 3.87 | 4.03 | -0.16 |
| May | 3.73 | 3.86 | -0.13 |
| Jun | 4.36 | 4.50 | -0.14 |
| Jul | 4.15 | 4.18 | -0.03 |
| Aug | 4.27 | 4.47 | -0.20 |
| Sep | 3.99 | 4.28 | -0.29 |
| Oct | 3.42 | 3.24 | 0.18 |
| Nov | 3.39 | 3.41 | -0.02 |
| Dec | 3.86 | 4.04 | -0.18 |
45.92 | 47.28 | -1.36 |