| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.56 | 0.06 |
| Feb | 0.49 | 0.49 | 0.00 |
| Mar | 0.83 | 0.80 | 0.03 |
| Apr | 1.06 | 1.08 | -0.02 |
| May | 2.86 | 3.15 | -0.29 |
| Jun | 3.78 | 3.99 | -0.21 |
| Jul | 3.34 | 3.28 | 0.06 |
| Aug | 2.44 | 2.74 | -0.30 |
| Sep | 2.29 | 2.13 | 0.16 |
| Oct | 1.65 | 1.72 | -0.07 |
| Nov | 0.86 | 0.85 | 0.01 |
| Dec | 0.72 | 0.73 | -0.01 |
20.94 | 21.52 | -0.58 |