| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 2.73 | 0.04 |
| Feb | 2.20 | 2.23 | -0.03 |
| Mar | 2.79 | 2.80 | -0.01 |
| Apr | 3.31 | 3.19 | 0.12 |
| May | 3.64 | 3.68 | -0.04 |
| Jun | 4.34 | 4.33 | 0.01 |
| Jul | 4.21 | 4.62 | -0.41 |
| Aug | 4.20 | 3.98 | 0.22 |
| Sep | 3.39 | 3.48 | -0.09 |
| Oct | 4.09 | 4.06 | 0.03 |
| Nov | 2.98 | 2.84 | 0.14 |
| Dec | 3.28 | 3.22 | 0.06 |
41.20 | 41.16 | 0.04 |