| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.46 | 2.41 | 0.05 |
| Feb | 2.00 | 2.10 | -0.10 |
| Mar | 2.90 | 2.91 | -0.01 |
| Apr | 4.06 | 4.09 | -0.03 |
| May | 4.49 | 4.50 | -0.01 |
| Jun | 4.76 | 4.85 | -0.09 |
| Jul | 4.15 | 4.22 | -0.07 |
| Aug | 3.39 | 3.31 | 0.08 |
| Sep | 3.01 | 2.97 | 0.04 |
| Oct | 3.31 | 3.36 | -0.05 |
| Nov | 3.22 | 3.27 | -0.05 |
| Dec | 2.45 | 2.51 | -0.06 |
40.20 | 40.50 | -0.30 |