| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.62 | 2.65 | -0.03 |
| Feb | 2.58 | 2.78 | -0.20 |
| Mar | 4.00 | 4.16 | -0.16 |
| Apr | 4.90 | 5.06 | -0.16 |
| May | 5.55 | 5.50 | 0.05 |
| Jun | 4.23 | 4.24 | -0.01 |
| Jul | 4.40 | 4.15 | 0.25 |
| Aug | 3.56 | 3.41 | 0.15 |
| Sep | 4.08 | 4.05 | 0.03 |
| Oct | 3.39 | 3.46 | -0.07 |
| Nov | 3.76 | 3.92 | -0.16 |
| Dec | 2.76 | 2.86 | -0.10 |
45.83 | 46.24 | -0.41 |