| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.98 | 3.93 | 0.05 |
| Feb | 4.43 | 4.43 | 0.00 |
| Mar | 4.68 | 4.75 | -0.07 |
| Apr | 5.06 | 5.05 | 0.01 |
| May | 5.40 | 5.45 | -0.05 |
| Jun | 4.22 | 4.21 | 0.01 |
| Jul | 4.37 | 4.50 | -0.13 |
| Aug | 3.67 | 3.61 | 0.06 |
| Sep | 3.66 | 3.73 | -0.07 |
| Oct | 3.81 | 3.79 | 0.02 |
| Nov | 3.79 | 3.72 | 0.07 |
| Dec | 4.81 | 4.72 | 0.09 |
51.88 | 51.89 | -0.01 |