| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.38 | 2.27 | 0.11 |
| Feb | 1.92 | 1.83 | 0.09 |
| Mar | 2.74 | 2.75 | -0.01 |
| Apr | 2.59 | 2.74 | -0.15 |
| May | 4.29 | 4.32 | -0.03 |
| Jun | 3.44 | 3.40 | 0.04 |
| Jul | 2.21 | 2.51 | -0.30 |
| Aug | 2.37 | 2.47 | -0.10 |
| Sep | 3.53 | 3.75 | -0.22 |
| Oct | 4.09 | 4.13 | -0.04 |
| Nov | 2.60 | 2.70 | -0.10 |
| Dec | 2.42 | 2.47 | -0.05 |
34.58 | 35.34 | -0.76 |