| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.16 | -0.16 |
| Feb | 2.54 | 2.55 | -0.01 |
| Mar | 3.64 | 3.72 | -0.08 |
| Apr | 3.72 | 3.73 | -0.01 |
| May | 3.87 | 4.12 | -0.25 |
| Jun | 4.18 | 4.13 | 0.05 |
| Jul | 4.10 | 4.19 | -0.09 |
| Aug | 4.12 | 3.81 | 0.31 |
| Sep | 4.31 | 4.54 | -0.23 |
| Oct | 3.74 | 3.94 | -0.20 |
| Nov | 3.21 | 3.13 | 0.08 |
| Dec | 3.32 | 3.51 | -0.19 |
43.75 | 44.53 | -0.78 |