| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.74 | 1.76 | -0.02 |
| Feb | 1.78 | 1.71 | 0.07 |
| Mar | 2.52 | 2.49 | 0.03 |
| Apr | 2.44 | 2.31 | 0.13 |
| May | 4.23 | 4.30 | -0.07 |
| Jun | 3.27 | 3.16 | 0.11 |
| Jul | 2.01 | 2.27 | -0.26 |
| Aug | 2.29 | 2.19 | 0.10 |
| Sep | 3.40 | 3.42 | -0.02 |
| Oct | 3.09 | 3.06 | 0.03 |
| Nov | 2.14 | 2.18 | -0.04 |
| Dec | 1.72 | 1.88 | -0.16 |
30.63 | 30.73 | -0.10 |