| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.15 | 2.21 | -0.06 |
| Feb | 1.85 | 1.96 | -0.11 |
| Mar | 2.61 | 2.65 | -0.04 |
| Apr | 3.73 | 3.76 | -0.03 |
| May | 4.38 | 4.45 | -0.07 |
| Jun | 4.23 | 4.23 | 0.00 |
| Jul | 4.11 | 4.10 | 0.01 |
| Aug | 3.53 | 3.36 | 0.17 |
| Sep | 3.08 | 3.21 | -0.13 |
| Oct | 3.28 | 3.30 | -0.02 |
| Nov | 2.93 | 2.88 | 0.05 |
| Dec | 2.22 | 2.31 | -0.09 |
38.10 | 38.42 | -0.32 |