| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.93 | 0.92 | 0.01 |
| Feb | 1.25 | 1.24 | 0.01 |
| Mar | 1.62 | 1.54 | 0.08 |
| Apr | 1.63 | 1.60 | 0.03 |
| May | 2.86 | 2.91 | -0.05 |
| Jun | 2.74 | 2.58 | 0.16 |
| Jul | 1.57 | 1.43 | 0.14 |
| Aug | 2.42 | 2.24 | 0.18 |
| Sep | 2.59 | 2.54 | 0.05 |
| Oct | 2.24 | 2.31 | -0.07 |
| Nov | 1.30 | 1.34 | -0.04 |
| Dec | 0.97 | 0.93 | 0.04 |
22.12 | 21.58 | 0.54 |