| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.30 | 0.33 | -0.03 |
| Feb | 0.55 | 0.48 | 0.07 |
| Mar | 0.83 | 0.86 | -0.03 |
| Apr | 1.67 | 1.72 | -0.05 |
| May | 2.49 | 2.76 | -0.27 |
| Jun | 1.92 | 1.95 | -0.03 |
| Jul | 1.72 | 1.70 | 0.02 |
| Aug | 1.10 | 1.17 | -0.07 |
| Sep | 1.01 | 0.93 | 0.08 |
| Oct | 1.21 | 1.25 | -0.04 |
| Nov | 0.44 | 0.58 | -0.14 |
| Dec | 0.50 | 0.45 | 0.05 |
13.74 | 14.18 | -0.44 |