| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.32 | 5.54 | -0.22 |
| Feb | 4.05 | 4.07 | -0.02 |
| Mar | 3.90 | 3.86 | 0.04 |
| Apr | 4.73 | 4.57 | 0.16 |
| May | 4.90 | 4.72 | 0.18 |
| Jun | 6.54 | 7.13 | -0.59 |
| Jul | 6.80 | 7.67 | -0.87 |
| Aug | 6.57 | 7.58 | -1.01 |
| Sep | 5.10 | 5.35 | -0.25 |
| Oct | 4.58 | 4.44 | 0.14 |
| Nov | 4.15 | 4.31 | -0.16 |
| Dec | 4.65 | 4.71 | -0.06 |
61.29 | 63.95 | -2.66 |