| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.36 | 0.26 | 0.10 |
| Feb | 0.51 | 0.42 | 0.09 |
| Mar | 1.00 | 0.82 | 0.18 |
| Apr | 1.75 | 1.53 | 0.22 |
| May | 2.60 | 2.71 | -0.11 |
| Jun | 2.29 | 2.41 | -0.12 |
| Jul | 1.95 | 2.05 | -0.10 |
| Aug | 1.47 | 1.73 | -0.26 |
| Sep | 1.45 | 1.50 | -0.05 |
| Oct | 1.11 | 1.00 | 0.11 |
| Nov | 0.60 | 0.54 | 0.06 |
| Dec | 0.50 | 0.43 | 0.07 |
15.59 | 15.40 | 0.19 |