| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.65 | 0.06 |
| Feb | 0.80 | 0.71 | 0.09 |
| Mar | 1.52 | 1.46 | 0.06 |
| Apr | 2.60 | 2.58 | 0.02 |
| May | 3.74 | 3.71 | 0.03 |
| Jun | 4.14 | 4.25 | -0.11 |
| Jul | 4.03 | 3.90 | 0.13 |
| Aug | 3.92 | 3.91 | 0.01 |
| Sep | 2.90 | 3.01 | -0.11 |
| Oct | 2.62 | 2.66 | -0.04 |
| Nov | 1.39 | 1.31 | 0.08 |
| Dec | 0.90 | 0.89 | 0.01 |
29.27 | 29.04 | 0.23 |