| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.47 | 6.62 | -0.15 |
| Feb | 5.59 | 5.99 | -0.40 |
| Mar | 5.41 | 5.53 | -0.12 |
| Apr | 5.20 | 5.27 | -0.07 |
| May | 5.17 | 4.91 | 0.26 |
| Jun | 5.32 | 5.76 | -0.44 |
| Jul | 5.87 | 6.44 | -0.57 |
| Aug | 5.47 | 5.80 | -0.33 |
| Sep | 4.06 | 4.15 | -0.09 |
| Oct | 4.38 | 4.30 | 0.08 |
| Nov | 4.64 | 4.58 | 0.06 |
| Dec | 5.46 | 5.47 | -0.01 |
63.04 | 64.82 | -1.78 |