| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.05 | 4.87 | 0.18 |
| Feb | 4.61 | 4.66 | -0.05 |
| Mar | 5.22 | 5.03 | 0.19 |
| Apr | 4.45 | 4.54 | -0.09 |
| May | 3.50 | 3.40 | 0.10 |
| Jun | 5.14 | 5.00 | 0.14 |
| Jul | 5.66 | 5.80 | -0.14 |
| Aug | 4.63 | 4.93 | -0.30 |
| Sep | 4.05 | 4.04 | 0.01 |
| Oct | 3.26 | 3.03 | 0.23 |
| Nov | 4.16 | 4.07 | 0.09 |
| Dec | 5.34 | 5.30 | 0.04 |
55.07 | 54.67 | 0.40 |