| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.32 | -0.13 |
| Feb | 2.96 | 3.03 | -0.07 |
| Mar | 3.91 | 4.05 | -0.14 |
| Apr | 4.44 | 4.53 | -0.09 |
| May | 4.84 | 4.90 | -0.06 |
| Jun | 4.72 | 4.70 | 0.02 |
| Jul | 4.41 | 4.64 | -0.23 |
| Aug | 3.43 | 3.47 | -0.04 |
| Sep | 3.14 | 3.23 | -0.09 |
| Oct | 3.15 | 3.18 | -0.03 |
| Nov | 3.03 | 3.16 | -0.13 |
| Dec | 3.51 | 3.65 | -0.14 |
44.73 | 45.86 | -1.13 |