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Lewiston, California facts for kids

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Lewiston
Lewiston Schoolhouse, in the Lewiston Historic District, is now a library
Lewiston Schoolhouse, in the Lewiston Historic District, is now a library
Location in Trinity County and the state of California
Location in Trinity County and the state of California
Lewiston, California is located in the United States
Lewiston, California
Lewiston, California
Location in the United States
Country United States
State California
County Trinity
Area
 • Total 20.009 sq mi (51.824 km2)
 • Land 20.009 sq mi (51.824 km2)
 • Water 0 sq mi (0 km2)  0%
Elevation
1,814 ft (553 m)
Population
 (2020)
 • Total 1,222
 • Density 61.073/sq mi (23.580/km2)
Time zone UTC-8 (Pacific (PST))
 • Summer (DST) UTC-7 (PDT)
ZIP code
96052
Area code(s) 530
FIPS code 06-41278
GNIS feature ID 0277538

Lewiston is a small community in Trinity County, California, United States. It is known as a census-designated place (CDP). This means it is a community that is not officially a city or town, but its population is counted by the government.

In 2020, the population of Lewiston was 1,222 people. This was a small increase from 1,193 people counted in 2010.

Geography of Lewiston

Lewiston is located in northern California. Its exact coordinates are 40.699213 degrees north and -122.810684 degrees west.

The United States Census Bureau says that Lewiston covers a total area of about 20 square miles (51.8 square kilometers). All of this area is land.

What is the Climate Like in Lewiston?

Lewiston has a type of weather called a hot-summer Mediterranean climate. This is sometimes called "Csa" on climate maps.

This means Lewiston has:

  • Hot summers
  • Cool winters
  • Big changes in temperature between day and night

The table below shows more details about the weather in Lewiston. It includes average temperatures and rainfall.

Climate data for Trinity River Hatchery, California (normals 1981-2010)(extremes 1921-2020)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 65.0
(18.3)
76.0
(24.4)
84.0
(28.9)
94.0
(34.4)
101.0
(38.3)
109.0
(42.8)
113.0
(45.0)
113.0
(45.0)
108.0
(42.2)
99.0
(37.2)
83.0
(28.3)
67.0
(19.4)
113.0
(45.0)
Mean maximum °F (°C) 57.0
(13.9)
67.0
(19.4)
74.0
(23.3)
85.0
(29.4)
92.0
(33.3)
99.0
(37.2)
104.0
(40.0)
104.0
(40.0)
99.0
(37.2)
89.0
(31.7)
70.0
(21.1)
57.0
(13.9)
106.0
(41.1)
Mean daily maximum °F (°C) 48.0
(8.9)
53.8
(12.1)
59.9
(15.5)
66.1
(18.9)
75.4
(24.1)
84.2
(29.0)
93.0
(33.9)
91.0
(32.8)
86.0
(30.0)
73.4
(23.0)
55.4
(13.0)
46.6
(8.1)
69.5
(20.8)
Daily mean °F (°C) 40.1
(4.5)
43.2
(6.2)
47.7
(8.7)
51.7
(10.9)
59.1
(15.1)
66.2
(19.0)
72.7
(22.6)
71.3
(21.8)
65.4
(18.6)
56.1
(13.4)
45.5
(7.5)
39.2
(4.0)
54.8
(12.7)
Mean daily minimum °F (°C) 32.3
(0.2)
32.7
(0.4)
34.9
(1.6)
37.3
(2.9)
42.9
(6.1)
48.2
(9.0)
52.5
(11.4)
50.8
(10.4)
44.9
(7.2)
38.8
(3.8)
35.5
(1.9)
31.8
(−0.1)
40.2
(4.6)
Mean minimum °F (°C) 24.0
(−4.4)
24.0
(−4.4)
27.0
(−2.8)
29.0
(−1.7)
33.0
(0.6)
39.0
(3.9)
45.0
(7.2)
44.0
(6.7)
37.0
(2.8)
30.0
(−1.1)
26.0
(−3.3)
23.0
(−5.0)
19.0
(−7.2)
Record low °F (°C) 12.0
(−11.1)
10.0
(−12.2)
20.0
(−6.7)
23.0
(−5.0)
27.0
(−2.8)
33.0
(0.6)
37.0
(2.8)
38.0
(3.3)
32.0
(0.0)
20.0
(−6.7)
15.0
(−9.4)
4.0
(−15.6)
4.0
(−15.6)
Average precipitation inches (mm) 5.68
(144)
5.07
(129)
4.21
(107)
2.31
(59)
1.74
(44)
0.80
(20)
0.17
(4.3)
0.22
(5.6)
0.60
(15)
1.90
(48)
4.37
(111)
6.39
(162)
33.46
(850)
Average snowfall inches (cm) 1.6
(4.1)
1.6
(4.1)
0.7
(1.8)
0
(0)
0
(0)
0
(0)
0
(0)
0
(0)
0
(0)
0
(0)
0.5
(1.3)
1.9
(4.8)
6.8
(17)
Average precipitation days (≥ 0.01 in) 14.3 12.4 12.1 8.6 6.6 3.1 1.2 1.3 2.4 5.7 11.4 14.1 93.2
Source: NOAA

History of Lewiston

Pioneer Cemetery Sign
Signage at Lewiston's Pioneer Cemetery dates it to the 1850s

Lewiston got its name from Benjamin Franklin Lewis. He was the adopted son of Tom Palmer, who founded the town.

Tom Palmer and Benjamin Lewis ran a gold mining operation. This was during the early days of the California Gold Rush. They worked on the Trinity River.

A post office has been open in Lewiston since 1854.

Population and People in Lewiston

Lewiston's population has changed over the years.

Historical population
Census Pop.
2000 1,305
2010 1,193 −8.6%
2020 1,222 2.4%
U.S. Decennial Census

In 2010, the population was 1,193 people. Most people were White (90%). There were also Native American, African American, Asian, and Pacific Islander residents. About 6.5% of the population was Hispanic or Latino.

The population was spread out in terms of age:

  • 16.9% were under 18 years old.
  • 21.5% were 65 years or older.
  • The average age was about 51.4 years.

In 2000, the population was 1,305 people. The racial makeup was similar to 2010. About 24.5% of the people were under 18. About 17.9% were 65 or older.

Fun Places to Visit in Lewiston

Lewiston has several interesting places to explore:

  • Trinity Dam: This is home to California's third largest reservoir. A reservoir is a large lake used to store water.
  • Trinity River: The Trinity River flows right through Lewiston. You can see it under the Old Lewiston Bridge.
  • Lewiston Lake: This lake is great for fishing and camping. It's located along Trinity Dam Boulevard. The water is very cold, so it's not usually used for swimming.
  • Trinity Lake: This lake is just above Lewiston Lake and Trinity Dam. It's a popular spot in the summer for:
    • Fishing
    • Camping
    • Boating
    • Swimming

See also

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