| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.45 | 1.43 | 0.02 |
| Feb | 1.65 | 1.70 | -0.05 |
| Mar | 2.76 | 2.67 | 0.09 |
| Apr | 3.64 | 3.71 | -0.07 |
| May | 5.47 | 5.27 | 0.20 |
| Jun | 4.46 | 4.42 | 0.04 |
| Jul | 3.14 | 3.17 | -0.03 |
| Aug | 3.06 | 3.05 | 0.01 |
| Sep | 3.73 | 3.89 | -0.16 |
| Oct | 3.41 | 3.41 | 0.00 |
| Nov | 2.22 | 2.06 | 0.16 |
| Dec | 2.16 | 2.07 | 0.09 |
37.15 | 36.85 | 0.30 |