| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.40 | 0.04 |
| Feb | 1.18 | 1.07 | 0.11 |
| Mar | 1.11 | 1.11 | 0.00 |
| Apr | 1.50 | 1.29 | 0.21 |
| May | 1.93 | 1.89 | 0.04 |
| Jun | 0.93 | 1.00 | -0.07 |
| Jul | 0.63 | 0.60 | 0.03 |
| Aug | 0.70 | 0.62 | 0.08 |
| Sep | 1.03 | 1.03 | 0.00 |
| Oct | 1.04 | 1.05 | -0.01 |
| Nov | 0.87 | 0.95 | -0.08 |
| Dec | 1.41 | 1.29 | 0.12 |
13.77 | 13.30 | 0.47 |