| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.58 | 4.66 | -0.08 |
| Feb | 4.67 | 4.48 | 0.19 |
| Mar | 4.67 | 4.92 | -0.25 |
| Apr | 3.96 | 3.93 | 0.03 |
| May | 2.86 | 2.86 | 0.00 |
| Jun | 4.75 | 5.01 | -0.26 |
| Jul | 5.23 | 5.36 | -0.13 |
| Aug | 4.83 | 5.04 | -0.21 |
| Sep | 3.89 | 3.82 | 0.07 |
| Oct | 2.63 | 2.65 | -0.02 |
| Nov | 3.05 | 3.10 | -0.05 |
| Dec | 4.89 | 4.62 | 0.27 |
50.01 | 50.45 | -0.44 |