| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.78 | 2.81 | -0.03 |
| Feb | 2.27 | 2.41 | -0.14 |
| Mar | 3.04 | 3.15 | -0.11 |
| Apr | 4.18 | 4.25 | -0.07 |
| May | 4.52 | 4.58 | -0.06 |
| Jun | 5.02 | 4.98 | 0.04 |
| Jul | 4.09 | 4.23 | -0.14 |
| Aug | 3.37 | 3.10 | 0.27 |
| Sep | 3.12 | 3.24 | -0.12 |
| Oct | 3.16 | 3.08 | 0.08 |
| Nov | 3.28 | 3.43 | -0.15 |
| Dec | 2.67 | 2.80 | -0.13 |
41.50 | 42.06 | -0.56 |