| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.65 | 0.61 | 0.04 |
| Feb | 0.85 | 0.83 | 0.02 |
| Mar | 1.41 | 1.40 | 0.01 |
| Apr | 2.31 | 2.26 | 0.05 |
| May | 4.38 | 4.20 | 0.18 |
| Jun | 3.64 | 3.65 | -0.01 |
| Jul | 3.95 | 4.06 | -0.11 |
| Aug | 3.62 | 3.69 | -0.07 |
| Sep | 2.31 | 2.28 | 0.03 |
| Oct | 1.78 | 1.88 | -0.10 |
| Nov | 1.06 | 1.06 | 0.00 |
| Dec | 0.98 | 0.98 | 0.00 |
26.94 | 26.90 | 0.04 |