| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.43 | 0.00 |
| Feb | 2.86 | 2.79 | 0.07 |
| Mar | 3.39 | 3.33 | 0.06 |
| Apr | 3.56 | 3.47 | 0.09 |
| May | 4.65 | 4.81 | -0.16 |
| Jun | 4.35 | 4.40 | -0.05 |
| Jul | 2.64 | 2.60 | 0.04 |
| Aug | 3.55 | 3.56 | -0.01 |
| Sep | 4.08 | 3.90 | 0.18 |
| Oct | 4.68 | 4.45 | 0.23 |
| Nov | 4.04 | 3.98 | 0.06 |
| Dec | 3.39 | 3.52 | -0.13 |
44.62 | 44.24 | 0.38 |