| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.99 | 1.06 | -0.07 |
| Feb | 1.47 | 1.55 | -0.08 |
| Mar | 2.36 | 2.35 | 0.01 |
| Apr | 3.82 | 3.87 | -0.05 |
| May | 5.38 | 5.56 | -0.18 |
| Jun | 5.10 | 5.11 | -0.01 |
| Jul | 4.16 | 4.20 | -0.04 |
| Aug | 3.97 | 4.03 | -0.06 |
| Sep | 3.97 | 4.21 | -0.24 |
| Oct | 3.05 | 3.16 | -0.11 |
| Nov | 2.18 | 2.19 | -0.01 |
| Dec | 1.55 | 1.58 | -0.03 |
38.00 | 38.87 | -0.87 |