| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.43 | -0.06 |
| Feb | 2.79 | 2.73 | 0.06 |
| Mar | 3.83 | 4.08 | -0.25 |
| Apr | 3.38 | 3.38 | 0.00 |
| May | 4.17 | 4.21 | -0.04 |
| Jun | 3.74 | 3.56 | 0.18 |
| Jul | 4.27 | 4.06 | 0.21 |
| Aug | 3.80 | 3.81 | -0.01 |
| Sep | 4.48 | 4.56 | -0.08 |
| Oct | 3.68 | 3.61 | 0.07 |
| Nov | 3.36 | 3.36 | 0.00 |
| Dec | 3.60 | 3.58 | 0.02 |
44.47 | 44.37 | 0.10 |