| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.47 | -0.05 |
| Feb | 3.48 | 3.57 | -0.09 |
| Mar | 4.66 | 4.66 | 0.00 |
| Apr | 5.45 | 5.37 | 0.08 |
| May | 5.28 | 5.21 | 0.07 |
| Jun | 3.50 | 3.40 | 0.10 |
| Jul | 3.75 | 3.89 | -0.14 |
| Aug | 3.79 | 3.74 | 0.05 |
| Sep | 3.54 | 3.72 | -0.18 |
| Oct | 3.77 | 3.91 | -0.14 |
| Nov | 4.67 | 4.63 | 0.04 |
| Dec | 4.15 | 4.19 | -0.04 |
49.46 | 49.76 | -0.30 |