| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.74 | -0.01 |
| Feb | 1.00 | 1.07 | -0.07 |
| Mar | 1.78 | 1.82 | -0.04 |
| Apr | 2.56 | 2.59 | -0.03 |
| May | 4.84 | 4.84 | 0.00 |
| Jun | 3.91 | 3.95 | -0.04 |
| Jul | 3.91 | 4.12 | -0.21 |
| Aug | 3.70 | 3.88 | -0.18 |
| Sep | 2.73 | 2.67 | 0.06 |
| Oct | 2.20 | 2.24 | -0.04 |
| Nov | 1.19 | 1.24 | -0.05 |
| Dec | 1.08 | 1.09 | -0.01 |
29.63 | 30.25 | -0.62 |