| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.48 | 0.14 |
| Feb | 2.66 | 2.65 | 0.01 |
| Mar | 3.54 | 3.35 | 0.19 |
| Apr | 4.17 | 4.13 | 0.04 |
| May | 4.04 | 4.17 | -0.13 |
| Jun | 5.06 | 4.89 | 0.17 |
| Jul | 4.66 | 4.65 | 0.01 |
| Aug | 3.86 | 3.80 | 0.06 |
| Sep | 3.99 | 4.01 | -0.02 |
| Oct | 4.06 | 3.94 | 0.12 |
| Nov | 3.62 | 3.59 | 0.03 |
| Dec | 3.69 | 3.62 | 0.07 |
46.97 | 46.28 | 0.69 |