| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.63 | 4.48 | 0.15 |
| Feb | 5.02 | 4.94 | 0.08 |
| Mar | 5.63 | 5.42 | 0.21 |
| Apr | 5.33 | 5.50 | -0.17 |
| May | 5.08 | 5.70 | -0.62 |
| Jun | 4.57 | 4.65 | -0.08 |
| Jul | 4.37 | 4.70 | -0.33 |
| Aug | 3.87 | 3.83 | 0.04 |
| Sep | 3.88 | 3.92 | -0.04 |
| Oct | 3.75 | 3.93 | -0.18 |
| Nov | 4.24 | 4.19 | 0.05 |
| Dec | 5.38 | 5.54 | -0.16 |
55.75 | 56.80 | -1.05 |