| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.03 | 0.96 | 0.07 |
| Feb | 1.07 | 1.02 | 0.05 |
| Mar | 1.93 | 1.84 | 0.09 |
| Apr | 3.45 | 3.41 | 0.04 |
| May | 4.35 | 4.61 | -0.26 |
| Jun | 5.14 | 5.41 | -0.27 |
| Jul | 4.02 | 4.42 | -0.40 |
| Aug | 4.50 | 4.76 | -0.26 |
| Sep | 3.67 | 3.92 | -0.25 |
| Oct | 2.47 | 2.53 | -0.06 |
| Nov | 1.78 | 1.80 | -0.02 |
| Dec | 1.25 | 1.16 | 0.09 |
34.66 | 35.84 | -1.18 |