| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.80 | 6.74 | 0.06 |
| Feb | 5.29 | 5.54 | -0.25 |
| Mar | 5.63 | 5.60 | 0.03 |
| Apr | 4.75 | 4.61 | 0.14 |
| May | 3.24 | 3.27 | -0.03 |
| Jun | 2.01 | 1.85 | 0.16 |
| Jul | 0.40 | 0.41 | -0.01 |
| Aug | 0.53 | 0.48 | 0.05 |
| Sep | 1.69 | 1.78 | -0.09 |
| Oct | 4.11 | 4.31 | -0.20 |
| Nov | 7.16 | 7.03 | 0.13 |
| Dec | 8.06 | 8.18 | -0.12 |
49.67 | 49.80 | -0.13 |