| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.76 | -0.09 |
| Feb | 0.93 | 0.92 | 0.01 |
| Mar | 1.82 | 1.86 | -0.04 |
| Apr | 2.74 | 2.97 | -0.23 |
| May | 2.60 | 2.60 | 0.00 |
| Jun | 2.03 | 1.81 | 0.22 |
| Jul | 2.47 | 2.50 | -0.03 |
| Aug | 2.48 | 2.38 | 0.10 |
| Sep | 1.73 | 1.81 | -0.08 |
| Oct | 1.29 | 1.44 | -0.15 |
| Nov | 0.90 | 1.02 | -0.12 |
| Dec | 0.66 | 0.75 | -0.09 |
20.32 | 20.82 | -0.50 |