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Data Source: Safety, crime, and quality metrics are sourced from Numbeo, a crowd-sourced global database of reported data.
All scores are relative comparisons on a 0-100 scale, where 50 = global average. Higher scores mean better than average, lower scores mean worse than average.
Niihama offers a grounded, authentic Japanese lifestyle with a strong sense of community—ideal for expats seeking quiet stability over urban buzz. Daily life moves at a comfortable pace, supported by reliable public transport and access to solid healthcare, making it a practical choice for families. Housing is affordable by national standards, and the city’s compact size simplifies integration. That said, the expat network is minimal, and English services are limited, which can pose challenges for newcomers. While not flashy or cosmopolitan, Niihama rewards those who value cultural immersion and a slower rhythm over convenience and international flair.
Population
123,059
Area
73 km²
Density
1,683 per km²
Founded
-
Language
Japanese
Distance to Coast
3 km
AI-generated
Districts & Neighborhoods in Niihama
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AI-generated
Climate & Weather in Niihama
Niihama has a humid subtropical climate (Köppen Cfa) with hot, humid summers, cool winters, and rainfall throughout the year. Long-term climate data show an average annual temperature around 13–16°C, annual rainfall near 1,800 mm, and relatively high humidity, with summer heat and seasonal rain peaks especially in early summer and autumn.
Summer Average
26°C
Winter Average
5°C
Climate Type
Humid Subtropical
Rainy Days
110
Sunny Days
160
Humidity
75%
Spring
March - May
10-20°C
Spring is mild and generally comfortable, with temperatures rising steadily from cool early March conditions to warm late May weather. Rain becomes more frequent toward late spring as the region approaches the rainy season.
Moderate rainfall
Summer
June - August
23-32°C
Summer is hot, humid, and often cloudy, with the warmest conditions in July and August. Rainfall is high in early summer and can remain frequent through the season, consistent with the city's wet subtropical climate.
High rainfall
Autumn
September - November
12-24°C
Autumn is generally warm at the beginning and becomes cooler and more comfortable by November. This season often remains wet, especially in September, before drier and clearer conditions develop later in autumn.
Moderate rainfall
Winter
December - February
2-12°C
Winter is cool rather than severely cold, with average temperatures near 4–7°C and occasional light snowfall. Sunshine is more common than in the wetter months, but cool mornings and damp conditions still occur.
Moderate rainfall
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Air Quality
Niihama
Advantages
Niihama
Abundant parks and green spaces
Affordable cost of living
Strong industrial heritage
Peaceful, quiet community
Convenient public transportation
Disadvantages
Niihama
Limited job opportunities
Aging population decline
Few entertainment options
Limited public transportation
Shrinking young workforce
Safety & Security in Niihama
Overall Safety Score
Includes resilience and environmental factors
Moderate
55
/100
Japan Avg
65
Asia Avg
59
Worldwide Avg
59
Crime & Safety Metrics
Thermometer compares Niihama to Japan averages using different marker styles.Compare:
Niihama
Japan Average
No city-specific data available — showing Japan country averages instead.
Safety Index
0510
Good
Safety from Crime
0510
Safe
Safe Alone (Day)
0510
Good
Safe Alone (Night)
0510
Good
Safety from Violent Crime
0510
Safe
Safety from Property Crime
0510
Safe
Environmental & Natural Hazard Risks
Resilience Score: 99/100
No data for Niihama — showing hazard indicators from nearby Shikokuchuo (~25 km).
