| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.80 | 6.64 | 0.16 |
| Feb | 5.29 | 5.42 | -0.13 |
| Mar | 5.63 | 5.50 | 0.13 |
| Apr | 4.75 | 4.51 | 0.24 |
| May | 3.24 | 3.20 | 0.04 |
| Jun | 2.01 | 1.80 | 0.21 |
| Jul | 0.40 | 0.41 | -0.01 |
| Aug | 0.53 | 0.47 | 0.06 |
| Sep | 1.69 | 1.74 | -0.05 |
| Oct | 4.11 | 4.22 | -0.11 |
| Nov | 7.16 | 6.90 | 0.26 |
| Dec | 8.06 | 8.05 | 0.01 |
49.67 | 48.86 | 0.81 |