| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.69 | -0.16 |
| Feb | 2.11 | 2.34 | -0.23 |
| Mar | 3.43 | 3.52 | -0.09 |
| Apr | 4.64 | 4.72 | -0.08 |
| May | 4.96 | 4.99 | -0.03 |
| Jun | 4.47 | 4.56 | -0.09 |
| Jul | 3.82 | 3.88 | -0.06 |
| Aug | 3.40 | 3.36 | 0.04 |
| Sep | 3.43 | 3.44 | -0.01 |
| Oct | 3.08 | 3.22 | -0.14 |
| Nov | 3.35 | 3.58 | -0.23 |
| Dec | 2.69 | 2.70 | -0.01 |
41.91 | 43.00 | -1.09 |