| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.76 | -0.14 |
| Feb | 3.20 | 3.21 | -0.01 |
| Mar | 4.14 | 4.14 | 0.00 |
| Apr | 3.72 | 3.61 | 0.11 |
| May | 3.38 | 3.44 | -0.06 |
| Jun | 4.04 | 3.94 | 0.10 |
| Jul | 3.59 | 3.64 | -0.05 |
| Aug | 4.02 | 4.10 | -0.08 |
| Sep | 3.58 | 3.57 | 0.01 |
| Oct | 3.09 | 3.15 | -0.06 |
| Nov | 3.34 | 3.35 | -0.01 |
| Dec | 3.82 | 3.90 | -0.08 |
43.54 | 43.81 | -0.27 |