| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.55 | 0.53 | 0.02 |
| Feb | 0.70 | 0.67 | 0.03 |
| Mar | 1.48 | 1.48 | 0.00 |
| Apr | 2.79 | 2.82 | -0.03 |
| May | 4.30 | 4.26 | 0.04 |
| Jun | 4.06 | 4.04 | 0.02 |
| Jul | 3.47 | 3.33 | 0.14 |
| Aug | 3.23 | 3.32 | -0.09 |
| Sep | 2.22 | 2.21 | 0.01 |
| Oct | 2.09 | 2.06 | 0.03 |
| Nov | 1.12 | 1.10 | 0.02 |
| Dec | 0.77 | 0.77 | 0.00 |
26.78 | 26.59 | 0.19 |