| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.60 | -0.15 |
| Feb | 2.83 | 2.82 | 0.01 |
| Mar | 4.17 | 4.37 | -0.20 |
| Apr | 3.59 | 3.53 | 0.06 |
| May | 3.59 | 3.66 | -0.07 |
| Jun | 4.21 | 4.15 | 0.06 |
| Jul | 4.92 | 4.88 | 0.04 |
| Aug | 4.53 | 4.87 | -0.34 |
| Sep | 3.93 | 3.98 | -0.05 |
| Oct | 4.01 | 4.03 | -0.02 |
| Nov | 3.25 | 3.25 | 0.00 |
| Dec | 4.21 | 4.35 | -0.14 |
46.69 | 47.49 | -0.80 |