| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.64 | -0.03 |
| Feb | 0.55 | 0.60 | -0.05 |
| Mar | 1.11 | 1.10 | 0.01 |
| Apr | 2.10 | 2.07 | 0.03 |
| May | 3.25 | 3.16 | 0.09 |
| Jun | 4.23 | 4.27 | -0.04 |
| Jul | 4.33 | 4.20 | 0.13 |
| Aug | 3.45 | 3.51 | -0.06 |
| Sep | 2.83 | 2.73 | 0.10 |
| Oct | 2.50 | 2.47 | 0.03 |
| Nov | 0.99 | 0.96 | 0.03 |
| Dec | 0.70 | 0.82 | -0.12 |
26.65 | 26.53 | 0.12 |