| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.99 | 0.97 | 0.02 |
| Feb | 1.00 | 1.00 | 0.00 |
| Mar | 1.93 | 1.90 | 0.03 |
| Apr | 3.41 | 3.38 | 0.03 |
| May | 4.46 | 4.34 | 0.12 |
| Jun | 5.37 | 5.32 | 0.05 |
| Jul | 4.35 | 4.23 | 0.12 |
| Aug | 4.36 | 4.42 | -0.06 |
| Sep | 3.67 | 3.52 | 0.15 |
| Oct | 2.46 | 2.36 | 0.10 |
| Nov | 1.76 | 1.66 | 0.10 |
| Dec | 1.21 | 1.20 | 0.01 |
34.97 | 34.30 | 0.67 |