| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 2.67 | 0.12 |
| Feb | 2.55 | 2.53 | 0.02 |
| Mar | 4.04 | 4.13 | -0.09 |
| Apr | 4.77 | 4.87 | -0.10 |
| May | 5.61 | 5.28 | 0.33 |
| Jun | 4.01 | 3.93 | 0.08 |
| Jul | 3.77 | 4.09 | -0.32 |
| Aug | 3.33 | 3.14 | 0.19 |
| Sep | 4.23 | 4.59 | -0.36 |
| Oct | 3.79 | 3.66 | 0.13 |
| Nov | 4.03 | 3.87 | 0.16 |
| Dec | 3.04 | 3.08 | -0.04 |
45.96 | 45.84 | 0.12 |