| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.20 | 3.20 | 0.00 |
| Feb | 2.72 | 2.83 | -0.11 |
| Mar | 3.77 | 3.91 | -0.14 |
| Apr | 3.36 | 3.38 | -0.02 |
| May | 4.56 | 4.58 | -0.02 |
| Jun | 4.43 | 4.37 | 0.06 |
| Jul | 4.18 | 4.39 | -0.21 |
| Aug | 3.88 | 3.90 | -0.02 |
| Sep | 4.62 | 4.86 | -0.24 |
| Oct | 3.67 | 3.76 | -0.09 |
| Nov | 3.47 | 3.49 | -0.02 |
| Dec | 3.54 | 3.60 | -0.06 |
45.40 | 46.27 | -0.87 |