Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nozawa experiences four distinct seasons with an average annual temperature of 51°F (10°C). Winters average 29°F in January while summers reach 72°F in July. The area gets 223 sunny days per year, above the national average. Annual precipitation totals 62.4 inches (wetter than the 38-inch national average). The area receives 19.6 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 528 feet.
Temperature
29°F Jan (-2°C)72°F Jul (22°C)
Annual Average
50.6°F
6% below US avg
January Average
29°F (-2°C)
July Average
72°F (22°C)
Sunny Days
223 days/yr
Geography
Elevation
528 ft (161 m)
Area
150.8 sq mi (390.7 km²)
Population Density
38/sq mi
Coordinates
37.5873°N, 139.6468°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall62.4"
64% above US avg
Snowfall19.6"
Wettest Month (Jul)7.05"
Driest Month (May)3.78"
Air Quality
Earthquake History
994 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.6.
Apr 11, 2011
17 km SSW of Ishikawa, Japan
M6.6
93 km
11 km
Jul 16, 2007
20 km NNW of Kashiwazaki, Japan
M6.6
106 km
12 km
Jun 18, 2019
31 km WSW of Tsuruoka, Japan
M6.4
118 km
12 km
Mar 11, 2011
30 km NNE of Namie, Japan
M6.3
136 km
32 km
Jul 30, 2011
13 km SSE of Iwaki, Japan
M6.3
136 km
38 km
Mar 11, 2011
13 km E of Arai, Japan
M6.2
129 km
9 km
Jul 25, 2003
7 km NW of Matsushima, Japan
M6.1
150 km
6 km
Mar 12, 2011
29 km SSE of Namie, Japan
M6.1
139 km
38 km
Mar 11, 2011
15 km E of Namie, Japan
M6.0
136 km
37 km
Mar 11, 2011
17 km ESE of Namie, Japan
M6.0
138 km
49 km
Mar 11, 2011
4 km SSW of Namie, Japan
M5.9
119 km
40 km
May 11, 1997
5 km NNE of Iwaki, Japan
M5.9
125 km
49 km
Apr 12, 2011
8 km WSW of Ishikawa, Japan
M5.9
83 km
11 km
Feb 25, 2013
29 km NE of Numata, Japan
M5.8
90 km
10 km
Aug 11, 2011
1 km SSE of Iwaki, Japan
M5.8
126 km
44 km
Apr 16, 2011
6 km ENE of Tanuma, Japan
M5.8
135 km
77 km
Apr 11, 2011
14 km SSE of Marumori, Japan
M5.8
105 km
10 km
Jan 22, 1992
8 km WNW of Higashine, Japan
M5.7
114 km
116 km
Apr 13, 2012
24 km ESE of Iwaki, Japan
M5.7
149 km
11 km
Mar 19, 2011
8 km WNW of Daigo, Japan
M5.7
104 km
6 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
20 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2019
Faxai
Category 2
92 mph
187 km
2019
Hagibis
Category 1
81 mph
107 km
2018
Jebi
Category 1
81 mph
271 km
2011
Roke
Category 1
86 mph
192 km
2007
Fitow
Category 1
75 mph
225 km
2005
Mawar
Category 2
75 mph
214 km
2004
Ma-on
Category 3
81 mph
186 km
2002
Higos
Category 1
81 mph
122 km
2001
Danas
Category 1
63 mph
148 km
2000
Kirogi
Category 1
81 mph
190 km
1998
Vicki
Category 2
63 mph
104 km
1998
Stella
Category 1
69 mph
154 km
1996
Violet
Category 1
81 mph
253 km
1996
Kirk
Category 1
63 mph
292 km
1995
Ryan
Category 1
40 mph
280 km
1994
Orchid
Category 1
69 mph
267 km
1993
Vernon
Category 1
75 mph
169 km
1990
Flo
Category 1
58 mph
260 km
1981
Thad
Category 1
—
181 km
1981
Gay
Category 1
75 mph
275 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
10 tsunamis recorded within 500 km.
Highest wave on record: 5.8 m (19 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1964
NW. HONSHU ISLAND
Earthquake
5.8 m
36
96 km
2019
NIIGATA
Earthquake
0.1 m
—
119 km
2007
HONSHU: W COAST
Earthquake
—
15
103 km
1894
YAMAGATA, JAPAN
Earthquake
—
726
147 km
1802
NW. HONSHU ISLAND
Earthquake
—
19
119 km
1762
NW. HONSHU ISLAND
Earthquake
—
—
101 km
1751
NW. HONSHU ISLAND
Eruption + Earthquake
—
2,100
143 km
1614
NIIGATA PREFECTURE
Earthquake
—
—
146 km
1448
SADO, JAPAN
Earthquake
—
—
128 km
887
NIIGATA
Earthquake
—
2,000
137 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Numazawa (17 km).
Name
Type
Elevation
Last Eruption
Distance
Numazawa
Shield
835 m (2,740 ft)
-3400
17 km
Bandaisan
Stratovolcano
1,816 m (5,958 ft)
1888
38 km
Azumayama
Stratovolcano(es)
1,949 m (6,394 ft)
1977
55 km
Adatarayama
Stratovolcano(es)
1,728 m (5,669 ft)
1996
56 km
Nasudake
Stratovolcano(es)
1,915 m (6,283 ft)
1963
59 km
Hiuchigatake
Stratovolcano
2,356 m (7,730 ft)
1544
77 km
Takaharayama
Stratovolcano
1,795 m (5,889 ft)
-4570
77 km
Omanago Group
Lava dome(s)
2,341 m (7,680 ft)
-3050
89 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
91 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
93 km
Zaozan [Zaosan]
Complex
1,841 m (6,040 ft)
1940
93 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
121 km
Shiga
Shield(s)
2,041 m (6,696 ft)
Unknown
141 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
142 km
Kusatsu-Shiranesan
Stratovolcano(es)
2,165 m (7,103 ft)
2018
147 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
29°F (-2°C)
5.6 in
Coldest
February
29°F (-2°C)
4.3 in
March
34°F (1°C)
3.9 in
April
47°F (8°C)
3.8 in
May
57°F (14°C)
3.8 in
Driest
June
65°F (18°C)
5.4 in
July
72°F (22°C)
7.1 in
Wettest
August
75°F (24°C)
5.9 in
Warmest
September
66°F (19°C)
6.6 in
October
55°F (13°C)
5.2 in
November
44°F (7°C)
5.0 in
December
35°F (1°C)
5.8 in
Nozawa has a seasonal temperature swing of 46°F / from 29°F in January to 75°F in August. Total annual precipitation is 62.4 inches, with July being the wettest month (7.1") and May the driest (3.8").