| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.46 | -0.03 |
| Feb | 2.64 | 2.60 | 0.04 |
| Mar | 3.69 | 3.71 | -0.02 |
| Apr | 3.79 | 3.75 | 0.04 |
| May | 3.96 | 4.09 | -0.13 |
| Jun | 4.64 | 4.65 | -0.01 |
| Jul | 4.61 | 4.69 | -0.08 |
| Aug | 4.71 | 4.67 | 0.04 |
| Sep | 4.48 | 4.54 | -0.06 |
| Oct | 4.47 | 4.71 | -0.24 |
| Nov | 3.32 | 3.30 | 0.02 |
| Dec | 4.05 | 4.20 | -0.15 |
47.79 | 48.37 | -0.58 |