| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.95 | 5.00 | -0.05 |
| Feb | 4.75 | 4.71 | 0.04 |
| Mar | 5.07 | 5.25 | -0.18 |
| Apr | 4.93 | 5.02 | -0.09 |
| May | 4.23 | 4.41 | -0.18 |
| Jun | 4.57 | 4.50 | 0.07 |
| Jul | 3.88 | 3.69 | 0.19 |
| Aug | 3.63 | 3.66 | -0.03 |
| Sep | 3.67 | 3.64 | 0.03 |
| Oct | 4.42 | 4.36 | 0.06 |
| Nov | 4.50 | 4.51 | -0.01 |
| Dec | 5.22 | 5.41 | -0.19 |
53.82 | 54.16 | -0.34 |