Manchester, WA
Full City Profile · Washington · Kitsap County County
4.1
/5.0
A
Great
6,018
Population
2,061/sq mi density
$108,242
Median Income
$45,446 per capita
$464,500
Home Value
$550,323 Zillow
$1,643
Median Rent
25.6% income on rent
54°F
Avg Temperature
A
Overall
4.1 / 5.0
Strong
A+
Economy
4.6 / 5.0
$108,242 median income, 1.9% unemployment
A
Affordability
4.3 / 5.0
$464,500 home value, $1,643/mo rent
B+
Education
3.5 / 5.0
31.4% bachelor's degree or higher
Manchester experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 43°F in January while summers reach 67°F in July. Annual precipitation totals 36.5 inches. The area receives 3.0 inches of snow annually. Air quality is rated Good with a median AQI of 19.
Temperature
43°F Jan (6°C)
67°F Jul (20°C)
| Annual Average | 53.8°F |
| 0% below US avg | |
| January Average | 43°F (6°C) |
| July Average | 67°F (20°C) |
Geography
| Elevation | 82 ft (25 m) |
| Area | 5.7 sq mi (14.6 km²) |
| Population Density | 2,061/sq mi |
| Coordinates | 47.5471°N, 122.5412°W |
| Timezone | America/Los_Angeles |
| County | Kitsap County County |
| Nearest Airport | Boeing Field/King County International (BFI) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 19.0 |
| Rating | Good |
| Good Days % | 97.2% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 4.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.3 / 100 |
| Social Vulnerability | 12.2 / 100 |
| Community Resilience | 72.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively High |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively Moderate |
| Tsunami | Relatively Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1894 | PUYALLUP RIVER DELTA, TACOMA, WA | Meteorological | 3.0 m | 2 | 30 km |
| 1891 | WASHINGTON | Eruption + Earthquake | 2.4 m | - | 88 km |
| 1949 | PUGET SOUND, WA | Meteorological | 2.4 m | - | 28 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | - | 8 | 43 km |
| 1820 | CAMANO ISLAND, WA | Meteorological | - | - | 59 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Rainier (97 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 97 km |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 124 km |
| Baker | Stratovolcano(es) | 3,285 m (10,778 ft) | 1880 | 147 km |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 152 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 169 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 188 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 189 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 5.2 in | |
| February | 44°F (7°C) | 3.7 in | |
| March | 47°F (8°C) | 3.9 in | |
| April | 52°F (11°C) | 2.9 in | |
| May | 58°F (14°C) | 2.0 in | |
| June | 63°F (17°C) | 1.2 in | |
| July | 67°F (20°C) | 0.6 in | Driest |
| August | 68°F (20°C) | 0.8 in | Warmest |
| September | 63°F (17°C) | 1.4 in | |
| October | 54°F (12°C) | 3.5 in | |
| November | 46°F (8°C) | 5.8 in | Wettest |
| December | 42°F (6°C) | 5.5 in | Coldest |
Manchester has a seasonal temperature swing of 26°F / from 42°F in December to 68°F in August. Total annual precipitation is 36.5 inches, with November being the wettest month (5.8") and July the driest (0.6").