| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.16 | 3.29 | -0.13 |
| Feb | 3.28 | 3.23 | 0.05 |
| Mar | 4.16 | 4.21 | -0.05 |
| Apr | 3.85 | 3.89 | -0.04 |
| May | 4.48 | 4.58 | -0.10 |
| Jun | 4.16 | 4.29 | -0.13 |
| Jul | 5.00 | 5.14 | -0.14 |
| Aug | 3.90 | 3.93 | -0.03 |
| Sep | 3.39 | 3.37 | 0.02 |
| Oct | 2.93 | 2.94 | -0.01 |
| Nov | 2.98 | 2.91 | 0.07 |
| Dec | 3.78 | 3.88 | -0.10 |
45.07 | 45.66 | -0.59 |