| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.75 | 0.01 |
| Feb | 0.70 | 0.68 | 0.02 |
| Mar | 1.18 | 1.13 | 0.05 |
| Apr | 1.89 | 1.90 | -0.01 |
| May | 2.99 | 3.02 | -0.03 |
| Jun | 4.43 | 4.30 | 0.13 |
| Jul | 3.96 | 4.13 | -0.17 |
| Aug | 3.17 | 3.37 | -0.20 |
| Sep | 2.98 | 3.12 | -0.14 |
| Oct | 2.65 | 2.60 | 0.05 |
| Nov | 1.30 | 1.33 | -0.03 |
| Dec | 0.95 | 0.99 | -0.04 |
26.96 | 27.32 | -0.36 |