| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.11 | 5.06 | 0.05 |
| Feb | 5.38 | 5.17 | 0.21 |
| Mar | 5.33 | 5.26 | 0.07 |
| Apr | 4.70 | 4.85 | -0.15 |
| May | 4.21 | 4.36 | -0.15 |
| Jun | 4.64 | 4.77 | -0.13 |
| Jul | 4.30 | 4.27 | 0.03 |
| Aug | 4.01 | 3.95 | 0.06 |
| Sep | 3.77 | 3.82 | -0.05 |
| Oct | 3.34 | 3.34 | 0.00 |
| Nov | 4.18 | 4.26 | -0.08 |
| Dec | 5.14 | 5.14 | 0.00 |
54.11 | 54.25 | -0.14 |