| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.40 | 1.43 | -0.03 |
| Feb | 1.69 | 1.73 | -0.04 |
| Mar | 2.40 | 2.35 | 0.05 |
| Apr | 2.59 | 2.66 | -0.07 |
| May | 4.16 | 4.11 | 0.05 |
| Jun | 3.60 | 3.69 | -0.09 |
| Jul | 2.34 | 2.23 | 0.11 |
| Aug | 2.32 | 2.38 | -0.06 |
| Sep | 3.19 | 2.93 | 0.26 |
| Oct | 3.34 | 3.22 | 0.12 |
| Nov | 1.93 | 1.99 | -0.06 |
| Dec | 1.72 | 1.73 | -0.01 |
30.68 | 30.45 | 0.23 |