| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.84 | -0.20 |
| Feb | 2.09 | 2.18 | -0.09 |
| Mar | 2.31 | 2.41 | -0.10 |
| Apr | 3.75 | 3.74 | 0.01 |
| May | 3.96 | 4.11 | -0.15 |
| Jun | 3.66 | 3.75 | -0.09 |
| Jul | 3.44 | 3.30 | 0.14 |
| Aug | 3.49 | 3.51 | -0.02 |
| Sep | 3.26 | 3.20 | 0.06 |
| Oct | 3.92 | 3.91 | 0.01 |
| Nov | 2.94 | 3.11 | -0.17 |
| Dec | 2.58 | 2.67 | -0.09 |
38.04 | 38.73 | -0.69 |