| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.70 | 0.00 |
| Feb | 0.88 | 0.82 | 0.06 |
| Mar | 1.60 | 1.60 | 0.00 |
| Apr | 2.59 | 2.61 | -0.02 |
| May | 5.03 | 5.22 | -0.19 |
| Jun | 4.44 | 4.59 | -0.15 |
| Jul | 3.78 | 3.72 | 0.06 |
| Aug | 3.53 | 3.45 | 0.08 |
| Sep | 2.72 | 2.87 | -0.15 |
| Oct | 2.26 | 2.33 | -0.07 |
| Nov | 1.30 | 1.31 | -0.01 |
| Dec | 1.14 | 1.08 | 0.06 |
29.97 | 30.30 | -0.33 |