| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.29 | -0.15 |
| Feb | 2.64 | 2.75 | -0.11 |
| Mar | 3.38 | 3.34 | 0.04 |
| Apr | 3.87 | 3.84 | 0.03 |
| May | 3.88 | 3.82 | 0.06 |
| Jun | 4.57 | 4.79 | -0.22 |
| Jul | 4.13 | 3.98 | 0.15 |
| Aug | 4.08 | 4.11 | -0.03 |
| Sep | 4.29 | 4.47 | -0.18 |
| Oct | 4.42 | 4.40 | 0.02 |
| Nov | 3.20 | 3.20 | 0.00 |
| Dec | 3.59 | 3.83 | -0.24 |
45.19 | 45.82 | -0.63 |