| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.21 | 4.97 | 0.24 |
| Feb | 5.09 | 5.04 | 0.05 |
| Mar | 5.52 | 5.49 | 0.03 |
| Apr | 5.16 | 5.09 | 0.07 |
| May | 4.85 | 4.72 | 0.13 |
| Jun | 4.88 | 4.92 | -0.04 |
| Jul | 5.09 | 4.99 | 0.10 |
| Aug | 4.10 | 3.96 | 0.14 |
| Sep | 4.22 | 3.99 | 0.23 |
| Oct | 3.57 | 3.30 | 0.27 |
| Nov | 4.23 | 4.12 | 0.11 |
| Dec | 6.08 | 5.97 | 0.11 |
58.00 | 56.56 | 1.44 |