| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.42 | -0.08 |
| Feb | 2.57 | 2.61 | -0.04 |
| Mar | 3.32 | 3.30 | 0.02 |
| Apr | 3.91 | 3.97 | -0.06 |
| May | 3.98 | 4.07 | -0.09 |
| Jun | 4.62 | 4.60 | 0.02 |
| Jul | 4.40 | 4.50 | -0.10 |
| Aug | 3.92 | 3.95 | -0.03 |
| Sep | 4.02 | 3.99 | 0.03 |
| Oct | 3.69 | 3.74 | -0.05 |
| Nov | 3.53 | 3.56 | -0.03 |
| Dec | 3.45 | 3.53 | -0.08 |
44.75 | 45.24 | -0.49 |