| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.50 | -0.06 |
| Feb | 0.67 | 0.71 | -0.04 |
| Mar | 1.33 | 1.34 | -0.01 |
| Apr | 2.83 | 2.96 | -0.13 |
| May | 3.95 | 4.04 | -0.09 |
| Jun | 3.88 | 3.99 | -0.11 |
| Jul | 3.30 | 3.19 | 0.11 |
| Aug | 2.92 | 2.90 | 0.02 |
| Sep | 2.07 | 2.12 | -0.05 |
| Oct | 2.03 | 2.03 | 0.00 |
| Nov | 0.85 | 0.86 | -0.01 |
| Dec | 0.59 | 0.63 | -0.04 |
24.86 | 25.27 | -0.41 |