| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.81 | -0.01 |
| Feb | 1.31 | 1.26 | 0.05 |
| Mar | 2.30 | 2.24 | 0.06 |
| Apr | 3.09 | 2.95 | 0.14 |
| May | 5.17 | 5.05 | 0.12 |
| Jun | 5.05 | 4.99 | 0.06 |
| Jul | 4.27 | 4.10 | 0.17 |
| Aug | 4.05 | 3.95 | 0.10 |
| Sep | 3.07 | 2.95 | 0.12 |
| Oct | 2.78 | 2.70 | 0.08 |
| Nov | 1.62 | 1.62 | 0.00 |
| Dec | 1.21 | 1.20 | 0.01 |
34.72 | 33.82 | 0.90 |