| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.13 | 3.12 | 0.01 |
| Feb | 2.51 | 2.53 | -0.02 |
| Mar | 3.38 | 3.33 | 0.05 |
| Apr | 2.74 | 2.93 | -0.19 |
| May | 4.87 | 4.62 | 0.25 |
| Jun | 3.39 | 3.47 | -0.08 |
| Jul | 1.75 | 1.86 | -0.11 |
| Aug | 2.65 | 2.48 | 0.17 |
| Sep | 3.28 | 3.23 | 0.05 |
| Oct | 4.32 | 4.32 | 0.00 |
| Nov | 3.25 | 3.25 | 0.00 |
| Dec | 3.42 | 3.42 | 0.00 |
38.69 | 38.56 | 0.13 |