| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.54 | 3.59 | -0.05 |
| Feb | 3.02 | 2.94 | 0.08 |
| Mar | 3.33 | 3.46 | -0.13 |
| Apr | 2.99 | 3.28 | -0.29 |
| May | 4.83 | 4.76 | 0.07 |
| Jun | 3.80 | 4.11 | -0.31 |
| Jul | 2.18 | 2.25 | -0.07 |
| Aug | 2.88 | 3.15 | -0.27 |
| Sep | 3.62 | 3.63 | -0.01 |
| Oct | 4.55 | 4.60 | -0.05 |
| Nov | 3.83 | 3.88 | -0.05 |
| Dec | 3.83 | 3.83 | 0.00 |
42.40 | 43.48 | -1.08 |