| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.62 | 1.61 | 0.01 |
| Feb | 1.80 | 1.73 | 0.07 |
| Mar | 2.49 | 2.40 | 0.09 |
| Apr | 2.38 | 2.31 | 0.07 |
| May | 4.24 | 4.18 | 0.06 |
| Jun | 2.94 | 3.00 | -0.06 |
| Jul | 1.90 | 2.08 | -0.18 |
| Aug | 2.27 | 2.21 | 0.06 |
| Sep | 3.37 | 3.12 | 0.25 |
| Oct | 2.87 | 2.88 | -0.01 |
| Nov | 2.19 | 2.21 | -0.02 |
| Dec | 1.78 | 1.86 | -0.08 |
29.85 | 29.59 | 0.26 |