| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.57 | -0.04 |
| Feb | 2.13 | 2.18 | -0.05 |
| Mar | 2.30 | 2.32 | -0.02 |
| Apr | 3.62 | 3.56 | 0.06 |
| May | 4.26 | 4.23 | 0.03 |
| Jun | 4.15 | 4.04 | 0.11 |
| Jul | 3.95 | 4.05 | -0.10 |
| Aug | 3.91 | 3.92 | -0.01 |
| Sep | 3.24 | 3.09 | 0.15 |
| Oct | 3.30 | 3.20 | 0.10 |
| Nov | 2.92 | 2.82 | 0.10 |
| Dec | 2.48 | 2.38 | 0.10 |
38.79 | 38.36 | 0.43 |