| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.37 | 0.28 | 0.09 |
| Feb | 0.53 | 0.47 | 0.06 |
| Mar | 1.00 | 0.85 | 0.15 |
| Apr | 1.77 | 1.60 | 0.17 |
| May | 2.56 | 2.54 | 0.02 |
| Jun | 2.19 | 2.26 | -0.07 |
| Jul | 1.93 | 1.90 | 0.03 |
| Aug | 1.44 | 1.66 | -0.22 |
| Sep | 1.46 | 1.64 | -0.18 |
| Oct | 1.09 | 1.01 | 0.08 |
| Nov | 0.62 | 0.57 | 0.05 |
| Dec | 0.52 | 0.47 | 0.05 |
15.48 | 15.25 | 0.23 |