| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.75 | 0.73 | 0.02 |
| Feb | 1.15 | 1.17 | -0.02 |
| Mar | 2.19 | 2.09 | 0.10 |
| Apr | 3.55 | 3.49 | 0.06 |
| May | 5.13 | 5.13 | 0.00 |
| Jun | 5.03 | 5.01 | 0.02 |
| Jul | 4.46 | 4.53 | -0.07 |
| Aug | 4.20 | 4.16 | 0.04 |
| Sep | 3.09 | 3.13 | -0.04 |
| Oct | 2.54 | 2.51 | 0.03 |
| Nov | 1.65 | 1.64 | 0.01 |
| Dec | 1.29 | 1.32 | -0.03 |
35.03 | 34.91 | 0.12 |