| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.12 | 0.03 |
| Feb | 2.71 | 2.75 | -0.04 |
| Mar | 3.80 | 3.80 | 0.00 |
| Apr | 3.36 | 3.36 | 0.00 |
| May | 4.28 | 4.25 | 0.03 |
| Jun | 4.24 | 4.27 | -0.03 |
| Jul | 4.27 | 4.17 | 0.10 |
| Aug | 3.71 | 3.71 | 0.00 |
| Sep | 4.45 | 4.42 | 0.03 |
| Oct | 3.67 | 3.69 | -0.02 |
| Nov | 3.42 | 3.39 | 0.03 |
| Dec | 3.55 | 3.52 | 0.03 |
44.61 | 44.45 | 0.16 |