| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.78 | 0.04 |
| Feb | 0.85 | 0.86 | -0.01 |
| Mar | 1.70 | 1.80 | -0.10 |
| Apr | 2.29 | 2.23 | 0.06 |
| May | 3.28 | 3.20 | 0.08 |
| Jun | 3.87 | 3.78 | 0.09 |
| Jul | 2.56 | 2.47 | 0.09 |
| Aug | 3.04 | 2.84 | 0.20 |
| Sep | 1.82 | 1.76 | 0.06 |
| Oct | 2.49 | 2.43 | 0.06 |
| Nov | 1.07 | 1.03 | 0.04 |
| Dec | 1.06 | 1.06 | 0.00 |
24.85 | 24.24 | 0.61 |