| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.75 | 0.91 | -0.16 |
| Feb | 0.78 | 0.87 | -0.09 |
| Mar | 1.57 | 1.69 | -0.12 |
| Apr | 2.86 | 3.08 | -0.22 |
| May | 4.12 | 4.24 | -0.12 |
| Jun | 4.54 | 4.63 | -0.09 |
| Jul | 4.19 | 4.30 | -0.11 |
| Aug | 4.36 | 4.18 | 0.18 |
| Sep | 3.26 | 3.31 | -0.05 |
| Oct | 2.86 | 2.86 | 0.00 |
| Nov | 1.59 | 1.66 | -0.07 |
| Dec | 1.06 | 1.28 | -0.22 |
31.94 | 33.01 | -1.07 |