| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.99 | 5.65 | 0.34 |
| Feb | 4.92 | 5.06 | -0.14 |
| Mar | 5.60 | 5.11 | 0.49 |
| Apr | 5.07 | 5.48 | -0.41 |
| May | 5.01 | 5.26 | -0.25 |
| Jun | 6.58 | 6.67 | -0.09 |
| Jul | 6.73 | 6.83 | -0.10 |
| Aug | 6.12 | 6.17 | -0.05 |
| Sep | 4.59 | 4.73 | -0.14 |
| Oct | 3.86 | 3.98 | -0.12 |
| Nov | 4.10 | 4.08 | 0.02 |
| Dec | 5.58 | 4.91 | 0.67 |
64.15 | 63.93 | 0.22 |