| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.04 | 5.03 | 0.01 |
| Feb | 5.35 | 5.15 | 0.20 |
| Mar | 5.34 | 5.34 | 0.00 |
| Apr | 5.57 | 5.50 | 0.07 |
| May | 5.14 | 5.38 | -0.24 |
| Jun | 4.92 | 4.96 | -0.04 |
| Jul | 4.37 | 4.43 | -0.06 |
| Aug | 4.07 | 3.98 | 0.09 |
| Sep | 3.93 | 4.05 | -0.12 |
| Oct | 4.02 | 3.90 | 0.12 |
| Nov | 4.16 | 4.18 | -0.02 |
| Dec | 6.00 | 5.99 | 0.01 |
57.91 | 57.89 | 0.02 |