| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.93 | 4.08 | -0.15 |
| Feb | 3.82 | 3.85 | -0.03 |
| Mar | 4.38 | 4.48 | -0.10 |
| Apr | 3.04 | 3.21 | -0.17 |
| May | 3.34 | 3.21 | 0.13 |
| Jun | 4.23 | 4.00 | 0.23 |
| Jul | 3.73 | 3.58 | 0.15 |
| Aug | 3.93 | 3.83 | 0.10 |
| Sep | 3.28 | 3.54 | -0.26 |
| Oct | 3.08 | 3.14 | -0.06 |
| Nov | 3.49 | 3.60 | -0.11 |
| Dec | 4.47 | 4.48 | -0.01 |
44.72 | 45.00 | -0.28 |