| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.56 | 0.01 |
| Feb | 2.77 | 2.69 | 0.08 |
| Mar | 3.47 | 3.56 | -0.09 |
| Apr | 3.59 | 3.47 | 0.12 |
| May | 4.75 | 4.43 | 0.32 |
| Jun | 3.85 | 3.89 | -0.04 |
| Jul | 2.04 | 2.24 | -0.20 |
| Aug | 2.24 | 2.16 | 0.08 |
| Sep | 3.03 | 3.24 | -0.21 |
| Oct | 4.57 | 4.66 | -0.09 |
| Nov | 2.85 | 2.99 | -0.14 |
| Dec | 3.00 | 3.19 | -0.19 |
38.73 | 39.08 | -0.35 |