Harper Weather Forecast
- 41
- 52
Rain Likely
- 40
- 50
Rain Likely
- 39
- 50
Rain Likely
- 41
- 50
Mostly Cloudy
- 40
- 51
Mostly Cloudy
- 43
- 51
Mostly Cloudy
- 42
- 53
Mostly Cloudy
Today 28 Oct Eastern Kitsap County
Partly sunny. Highs in the mid 50s.
Tonight 28 Oct Eastern Kitsap County
Partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain in the evening. A chance of rain late in the Evening, then rain likely after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the mid 30s to lower 40s. South wind 10 to 15 Mph.
Harper Temperature Statistics
October Temperature
Boeing Field - King County International Airport (9.3 miles)
Lowest 12 October, 2026
37.9 °FAverage October
55.3 °FHighest 16 October, 2026
78.1 °F
Climate (2021–2026)
Boeing Field - King County International Airport (9.3 miles)
Average Low 2021–2026
47.2 °FAverage 2021–2026
54.3 °FAverage High 2021–2026
61.7 °F