| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.60 | 0.02 |
| Feb | 2.98 | 3.02 | -0.04 |
| Mar | 3.88 | 4.04 | -0.16 |
| Apr | 3.59 | 3.79 | -0.20 |
| May | 3.54 | 3.42 | 0.12 |
| Jun | 4.12 | 4.25 | -0.13 |
| Jul | 4.41 | 4.32 | 0.09 |
| Aug | 4.12 | 4.28 | -0.16 |
| Sep | 4.01 | 4.14 | -0.13 |
| Oct | 3.09 | 3.22 | -0.13 |
| Nov | 3.24 | 3.28 | -0.04 |
| Dec | 3.48 | 3.52 | -0.04 |
44.08 | 44.88 | -0.80 |