| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.08 | 3.07 | 0.01 |
| Feb | 2.69 | 2.85 | -0.16 |
| Mar | 3.93 | 3.94 | -0.01 |
| Apr | 3.29 | 3.27 | 0.02 |
| May | 4.00 | 4.15 | -0.15 |
| Jun | 4.21 | 4.27 | -0.06 |
| Jul | 4.42 | 4.39 | 0.03 |
| Aug | 4.33 | 4.44 | -0.11 |
| Sep | 4.60 | 4.44 | 0.16 |
| Oct | 3.79 | 4.02 | -0.23 |
| Nov | 3.15 | 3.24 | -0.09 |
| Dec | 3.64 | 3.78 | -0.14 |
45.13 | 45.86 | -0.73 |