| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.65 | -0.20 |
| Feb | 2.36 | 2.46 | -0.10 |
| Mar | 3.73 | 3.96 | -0.23 |
| Apr | 4.58 | 4.82 | -0.24 |
| May | 5.17 | 5.44 | -0.27 |
| Jun | 4.23 | 4.38 | -0.15 |
| Jul | 4.10 | 4.43 | -0.33 |
| Aug | 3.97 | 4.15 | -0.18 |
| Sep | 3.82 | 3.95 | -0.13 |
| Oct | 3.23 | 3.23 | 0.00 |
| Nov | 3.62 | 3.79 | -0.17 |
| Dec | 2.54 | 2.74 | -0.20 |
43.80 | 46.00 | -2.20 |