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Newcastle, WA
Full City Profile · Washington · Kitsap County County
3.4
/5.0
B
Good
12,945
Population
2,916/sq mi density
$162,646
Median Income
$93,095 per capita
$1,128,200
Home Value
$1,397,715 Zillow
$2,314
Median Rent
28.9% income on rent
54°F
Avg Temperature
249 sunny days/yr
83
Violent Crime/100K
1,631 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$162,646 median income, 3.4% unemployment
C+
Affordability
2.8 / 5.0
$1,128,200 home value, $2,314/mo rent
F
Safety
1.0 / 5.0
83 violent crimes/100K
A+
Education
5.0 / 5.0
71.1% bachelor's degree or higher
Newcastle 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. The area gets 249 sunny days per year. Annual precipitation totals 36.5 inches. Air quality is rated Good with a median AQI of 28.
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) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 382 ft (116 m) |
| Area | 1.7 sq mi (4.5 km²) |
| Population Density | 2,916/sq mi |
| Coordinates | 47.5315°N, 122.1656°W |
| Timezone | America/Los_Angeles |
| County | Kitsap County County |
| Nearest Airport | Boeing Field/King County International (BFI) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 28.0 |
| Rating | Good |
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
6 tsunamis recorded within 500 km. Highest wave on record: 250.0 m (820 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1980 | WASHINGTON | Explosion | 250.0 m | 61 | 148 km |
| 1894 | PUYALLUP RIVER DELTA, TACOMA, WA | Meteorological | 3.0 m | 2 | 35 km |
| 1891 | WASHINGTON | Eruption + Earthquake | 2.4 m | — | 113 km |
| 1949 | PUGET SOUND, WA | Meteorological | 2.4 m | — | 38 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | — | 8 | 53 km |
| 1820 | CAMANO ISLAND, WA | Meteorological | — | — | 61 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Rainier (81 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 81 km |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 102 km |
| Baker | Stratovolcano(es) | 3,285 m (10,778 ft) | 1880 | 141 km |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 148 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 156 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 180 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 184 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 6.6 in | |
| February | 41°F (5°C) | 5.1 in | |
| March | 44°F (7°C) | 5.0 in | |
| April | 49°F (9°C) | 4.0 in | |
| May | 54°F (12°C) | 2.9 in | |
| June | 60°F (15°C) | 2.3 in | |
| July | 67°F (20°C) | 1.4 in | Warmest, Driest |
| August | 65°F (18°C) | 1.5 in | |
| September | 60°F (15°C) | 2.4 in | |
| October | 51°F (11°C) | 4.2 in | |
| November | 44°F (6°C) | 7.3 in | Wettest |
| December | 39°F (4°C) | 7.3 in | Coldest |
Newcastle has a seasonal temperature swing of 29°F / from 39°F in December to 67°F in July. Total annual precipitation is 50.0 inches, with November being the wettest month (7.3") and July the driest (1.4").