| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.55 | -0.07 |
| Feb | 2.96 | 2.91 | 0.05 |
| Mar | 3.17 | 3.40 | -0.23 |
| Apr | 3.12 | 3.30 | -0.18 |
| May | 4.97 | 4.77 | 0.20 |
| Jun | 3.91 | 4.19 | -0.28 |
| Jul | 2.26 | 2.31 | -0.05 |
| Aug | 3.05 | 3.25 | -0.20 |
| Sep | 3.64 | 3.73 | -0.09 |
| Oct | 4.58 | 4.63 | -0.05 |
| Nov | 3.99 | 3.96 | 0.03 |
| Dec | 3.75 | 3.79 | -0.04 |
42.88 | 43.79 | -0.91 |