| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.46 | 3.46 | 0.00 |
| Feb | 2.95 | 2.84 | 0.11 |
| Mar | 3.24 | 3.39 | -0.15 |
| Apr | 2.92 | 3.10 | -0.18 |
| May | 4.81 | 4.53 | 0.28 |
| Jun | 3.78 | 4.01 | -0.23 |
| Jul | 2.15 | 2.07 | 0.08 |
| Aug | 2.91 | 3.10 | -0.19 |
| Sep | 3.57 | 3.65 | -0.08 |
| Oct | 4.60 | 4.57 | 0.03 |
| Nov | 3.81 | 3.74 | 0.07 |
| Dec | 3.77 | 3.76 | 0.01 |
41.97 | 42.22 | -0.25 |