| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 2.75 | 0.02 |
| Feb | 2.26 | 2.35 | -0.09 |
| Mar | 3.22 | 3.26 | -0.04 |
| Apr | 4.03 | 4.00 | 0.03 |
| May | 4.44 | 4.36 | 0.08 |
| Jun | 4.74 | 4.73 | 0.01 |
| Jul | 4.19 | 4.18 | 0.01 |
| Aug | 3.73 | 3.49 | 0.24 |
| Sep | 3.04 | 3.16 | -0.12 |
| Oct | 3.11 | 3.02 | 0.09 |
| Nov | 3.25 | 3.32 | -0.07 |
| Dec | 2.64 | 2.79 | -0.15 |
41.42 | 41.41 | 0.01 |