| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.09 | 0.00 |
| Feb | 1.77 | 1.85 | -0.08 |
| Mar | 2.36 | 2.31 | 0.05 |
| Apr | 3.71 | 3.65 | 0.06 |
| May | 4.66 | 4.52 | 0.14 |
| Jun | 4.42 | 4.54 | -0.12 |
| Jul | 4.14 | 4.16 | -0.02 |
| Aug | 3.82 | 3.76 | 0.06 |
| Sep | 3.28 | 3.27 | 0.01 |
| Oct | 3.22 | 3.18 | 0.04 |
| Nov | 2.58 | 2.52 | 0.06 |
| Dec | 2.07 | 2.08 | -0.01 |
38.12 | 37.93 | 0.19 |