| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.72 | 0.01 |
| Feb | 0.94 | 0.96 | -0.02 |
| Mar | 1.72 | 1.76 | -0.04 |
| Apr | 2.06 | 2.26 | -0.20 |
| May | 4.24 | 4.51 | -0.27 |
| Jun | 3.80 | 3.74 | 0.06 |
| Jul | 3.76 | 3.76 | 0.00 |
| Aug | 3.49 | 3.54 | -0.05 |
| Sep | 2.06 | 1.93 | 0.13 |
| Oct | 2.07 | 2.08 | -0.01 |
| Nov | 1.09 | 1.04 | 0.05 |
| Dec | 0.99 | 0.98 | 0.01 |
26.95 | 27.28 | -0.33 |