| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.25 | 2.19 | 0.06 |
| Feb | 1.78 | 1.80 | -0.02 |
| Mar | 2.61 | 2.55 | 0.06 |
| Apr | 2.50 | 2.42 | 0.08 |
| May | 4.06 | 3.98 | 0.08 |
| Jun | 3.32 | 3.74 | -0.42 |
| Jul | 2.22 | 2.78 | -0.56 |
| Aug | 2.36 | 2.43 | -0.07 |
| Sep | 3.43 | 3.56 | -0.13 |
| Oct | 3.64 | 3.89 | -0.25 |
| Nov | 2.57 | 2.65 | -0.08 |
| Dec | 2.29 | 2.47 | -0.18 |
33.03 | 34.46 | -1.43 |