| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.44 | 3.76 | -0.32 |
| Feb | 3.18 | 3.37 | -0.19 |
| Mar | 4.52 | 4.61 | -0.09 |
| Apr | 4.03 | 4.13 | -0.10 |
| May | 3.36 | 3.42 | -0.06 |
| Jun | 4.03 | 3.80 | 0.23 |
| Jul | 3.12 | 3.07 | 0.05 |
| Aug | 3.73 | 3.71 | 0.02 |
| Sep | 3.75 | 3.63 | 0.12 |
| Oct | 4.30 | 4.42 | -0.12 |
| Nov | 3.59 | 3.60 | -0.01 |
| Dec | 4.62 | 4.66 | -0.04 |
45.67 | 46.18 | -0.51 |