| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.50 | 2.51 | -0.01 |
| Feb | 2.78 | 2.79 | -0.01 |
| Mar | 3.82 | 3.85 | -0.03 |
| Apr | 3.84 | 3.81 | 0.03 |
| May | 5.26 | 5.31 | -0.05 |
| Jun | 3.99 | 3.98 | 0.01 |
| Jul | 2.68 | 2.68 | 0.00 |
| Aug | 2.75 | 2.76 | -0.01 |
| Sep | 3.55 | 3.46 | 0.09 |
| Oct | 4.26 | 4.50 | -0.24 |
| Nov | 3.21 | 3.30 | -0.09 |
| Dec | 3.45 | 3.42 | 0.03 |
42.09 | 42.37 | -0.28 |