| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.47 | 2.46 | 0.01 |
| Feb | 1.95 | 1.99 | -0.04 |
| Mar | 2.42 | 2.50 | -0.08 |
| Apr | 3.72 | 3.75 | -0.03 |
| May | 4.36 | 4.39 | -0.03 |
| Jun | 4.45 | 4.34 | 0.11 |
| Jul | 3.98 | 3.85 | 0.13 |
| Aug | 4.03 | 3.83 | 0.20 |
| Sep | 2.98 | 3.02 | -0.04 |
| Oct | 2.91 | 2.89 | 0.02 |
| Nov | 2.93 | 2.96 | -0.03 |
| Dec | 2.33 | 2.34 | -0.01 |
38.53 | 38.32 | 0.21 |