| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.69 | 0.04 |
| Feb | 0.94 | 0.88 | 0.06 |
| Mar | 1.65 | 1.70 | -0.05 |
| Apr | 2.80 | 2.83 | -0.03 |
| May | 4.80 | 4.97 | -0.17 |
| Jun | 4.63 | 4.67 | -0.04 |
| Jul | 3.95 | 4.02 | -0.07 |
| Aug | 3.42 | 3.57 | -0.15 |
| Sep | 3.00 | 3.07 | -0.07 |
| Oct | 2.35 | 2.26 | 0.09 |
| Nov | 1.34 | 1.36 | -0.02 |
| Dec | 1.05 | 1.04 | 0.01 |
30.66 | 31.06 | -0.40 |