| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.60 | 0.63 | -0.03 |
| Feb | 0.52 | 0.57 | -0.05 |
| Mar | 0.83 | 0.82 | 0.01 |
| Apr | 1.28 | 1.27 | 0.01 |
| May | 2.70 | 2.78 | -0.08 |
| Jun | 4.08 | 3.98 | 0.10 |
| Jul | 3.58 | 3.26 | 0.32 |
| Aug | 2.77 | 2.95 | -0.18 |
| Sep | 2.67 | 2.67 | 0.00 |
| Oct | 2.00 | 2.07 | -0.07 |
| Nov | 0.82 | 0.82 | 0.00 |
| Dec | 0.75 | 0.75 | 0.00 |
22.60 | 22.57 | 0.03 |