| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.02 | 0.04 |
| Feb | 1.46 | 1.42 | 0.04 |
| Mar | 2.43 | 2.42 | 0.01 |
| Apr | 3.86 | 3.82 | 0.04 |
| May | 5.40 | 5.62 | -0.22 |
| Jun | 5.26 | 5.24 | 0.02 |
| Jul | 4.64 | 4.58 | 0.06 |
| Aug | 4.08 | 4.24 | -0.16 |
| Sep | 3.76 | 3.99 | -0.23 |
| Oct | 3.14 | 3.19 | -0.05 |
| Nov | 2.10 | 1.97 | 0.13 |
| Dec | 1.59 | 1.55 | 0.04 |
38.78 | 39.06 | -0.28 |