| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.67 | 0.05 |
| Feb | 0.77 | 0.76 | 0.01 |
| Mar | 1.41 | 1.43 | -0.02 |
| Apr | 2.40 | 2.46 | -0.06 |
| May | 3.47 | 3.44 | 0.03 |
| Jun | 4.36 | 4.40 | -0.04 |
| Jul | 4.15 | 4.15 | 0.00 |
| Aug | 3.61 | 3.75 | -0.14 |
| Sep | 2.85 | 2.90 | -0.05 |
| Oct | 2.64 | 2.69 | -0.05 |
| Nov | 1.29 | 1.29 | 0.00 |
| Dec | 0.86 | 0.93 | -0.07 |
28.53 | 28.87 | -0.34 |