| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 0.96 | 0.02 |
| Feb | 1.01 | 1.00 | 0.01 |
| Mar | 1.99 | 1.90 | 0.09 |
| Apr | 3.50 | 3.38 | 0.12 |
| May | 4.59 | 4.30 | 0.29 |
| Jun | 5.38 | 5.32 | 0.06 |
| Jul | 4.37 | 4.48 | -0.11 |
| Aug | 4.34 | 4.18 | 0.16 |
| Sep | 3.67 | 3.58 | 0.09 |
| Oct | 2.53 | 2.35 | 0.18 |
| Nov | 1.78 | 1.65 | 0.13 |
| Dec | 1.24 | 1.22 | 0.02 |
35.38 | 34.32 | 1.06 |