Kanagawa Prefecture Free Weather Report 2025

[location-weather id=”2349″]

世界逆転宣言！【セカセン！】@sekai_gyakuten

🇯🇵 Kanagawa Prefecture Weather Report – Month-by-Month Overview

❄️ January
Cool and dry. Yokohama averages 3–10°C. Snow is rare in coastal areas but possible inland near Hadano and Atsugi. Skies are mostly clear, with crisp air and minimal rainfall.

🌨️ February
Still mild. Highs reach 10–13°C, with lows around 4°C. Occasional frost inland. Rainfall remains low, and sunshine hours gradually increase.

🌱 March
Spring begins. Temperatures rise to 12–17°C. Plum blossoms bloom, and rainfall increases slightly. Coastal areas warm faster, while mountain valleys stay crisp.

🌸 April
Mild and vibrant. Highs reach 17–22°C. Cherry blossoms peak across the prefecture, especially in Sankeien Garden and along the Ōoka River. Rain showers alternate with sunny spells.

🌼 May
Warm and pleasant. Temperatures climb to 21–26°C. Rainfall is light, and skies are mostly clear. Ideal for hiking in Hakone, seaside visits, and outdoor festivals.

☀️ June
Start of the rainy season. Highs range from 24–29°C. Humidity rises, and afternoon showers are frequent. Rivers swell, and vegetation flourishes.

🔥 July
Hot and humid. Temperatures reach 28–34°C. Rainfall peaks early, then tapers off. Summer festivals begin, and evenings stay warm and muggy.

🏖️ August
Still hot. Highs remain between 29–35°C. Rain is infrequent, and sunshine dominates. Beaches like Zushi and Enoshima are packed with swimmers and sunseekers.

🍂 September
Transition to autumn. Temperatures ease to 25–31°C. Rain returns gradually, and typhoon activity may affect coastal areas. Nights begin to cool.

🌦️ October
Cooler and clearer. Highs drop to 19–26°C. Rainfall decreases, and autumn foliage begins in parks and temple grounds. Ideal for travel and photography.

🌫️ November
Chilly and dry. Highs hover around 14–21°C, with lows near 9°C. Rain is minimal, and foggy mornings are common. Fall colors peak inland and in the mountains.

🎄 December
Winter returns. Temperatures range from 6–13°C. Snow is rare, but mountain areas may see frost. Skies are mostly clear, and festive lights brighten city streets.

[location-weather id=”2516″]

Weather in Kanagawa, Japan: A Monthly BreakdownKanagawa Prefecture, located just south of Tokyo, is a vibrant region known for its cultural heritage, scenic coastline, and diverse landscapes, from the bustling port city of Yokohama to the serene hot springs of Hakone. Its climate, classified as humid subtropical (Cfa) with four distinct seasons, significantly influences the region’s appeal for residents and visitors alike. This report provides a detailed analysis of Kanagawa’s weather patterns by month, drawing on historical climate data, temperature ranges, precipitation levels, and seasonal characteristics to offer a comprehensive guide for planning activities or visits. The data is primarily sourced from climate records and recent weather reports, ensuring accuracy and relevance.

January: Cold and DryJanuary is Kanagawa’s coldest month, marking the heart of winter. Average daytime temperatures range from 7°C to 11°C (45°F to 52°F), with nighttime lows dropping to around 0.6°C (33°F) in areas like Hakone and up to 3°C (37°F) in coastal Yokohama. Precipitation is minimal, averaging 38.7 mm (1.52 inches), making it one of the driest months. Snow is rare in coastal areas but possible in elevated regions like Hakone, where occasional cold snaps can bring light snowfall. Sunshine hours average around 7.9 hours per day, providing crisp, clear days ideal for indoor activities or winter festivals, such as those in Yokohama’s Chinatown. The low humidity (around 62%) and chilly winds call for warm clothing, especially in the evenings.

February: Slightly Warmer, Still WinterFebruary remains firmly in winter, with average high temperatures ranging from 8°C to 10°C (46°F to 50°F) and lows between 1.4°C (34°F) in Hakone and 4°C (39°F) in Yokohama. Precipitation increases slightly to 49.5 mm (1.95 inches), with about 7.9 rainy days. Humidity rises to approximately 67%, and cloudy days become more frequent. Snow is still possible in higher elevations, but coastal areas like Kamakura experience mostly cold, dry weather. Sunshine hours drop slightly to 7.4 hours daily, but clear days offer opportunities for early plum blossom viewing in places like Odawara. Visitors should prepare for chilly conditions, with layered clothing recommended for outdoor exploration.

March: Transition to SpringMarch signals the onset of spring, with temperatures warming to an average high of 11.6°C to 13°C (53°F to 55°F) and lows around 4.3°C to 5°C (40°F to 41°F). Precipitation jumps to 104.2 mm (4.1 inches), with around 12 rainy days, reflecting the start of Japan’s transitional weather patterns. Humidity hovers at 68%, and sunshine hours increase to 9.2 hours daily, creating pleasant conditions for cherry blossom anticipation in late March. Areas like Kamakura and Yokohama see mild, breezy days, ideal for early spring festivals or coastal walks. Light jackets and umbrellas are advisable due to variable weather.

April: Mild and BlossomingApril brings full spring vibrancy, with average highs of 16.2°C to 17°C (61°F to 63°F) and lows around 8.7°C to 9°C (48°F to 49°F). Precipitation averages 109.3 mm (4.3 inches), with 11.9 rainy days, as the region experiences occasional spring showers. Humidity is around 70%, and sunshine hours reach 11.8 daily, making it a prime time for cherry blossom viewing in Yokohama’s Sankeien Garden or Kamakura’s temples. The weather is generally tolerable to pleasant, though Hakone may still feel cooler due to its elevation. Light clothing with a waterproof layer is recommended for outdoor activities.

May: Pleasant and ComfortableMay is one of Kanagawa’s most pleasant months, with average highs of 21°C to 22°C (70°F to 72°F) and lows around 14°C (57°F). Precipitation is moderate at 95.6 mm (3.76 inches), with 11 rainy days, and humidity rises to 71%. Sunshine hours peak at 12.7 daily, offering ample daylight for exploring outdoor attractions like Hakone’s open-air museum or Enoshima’s beaches. The weather is ideal for tourism, with mild temperatures and lush greenery. Light, breathable clothing and an umbrella are sufficient for most days.

June: Start of the Rainy SeasonJune marks the onset of Japan’s rainy season (tsuyu), with warm temperatures averaging 24°C (75°F) high and 17.5°C to 18°C (63°F to 64°F) low. Precipitation spikes to 133.6 mm (5.26 inches), with 15.4 rainy days, making it one of the wettest months. Humidity climbs to 79%, creating a muggy atmosphere, particularly in coastal areas like Kawasaki. Sunshine hours remain high at 12.6 daily, but cloudy, rainy days dominate. Rain gear is essential, and indoor activities, such as visiting Yokohama’s museums, are recommended. The lush landscapes, however, make June visually stunning for nature lovers.

July: Hot and HumidJuly is a summer month with high temperatures ranging from 27°C to 29°C (81°F to 84°F) and lows around 21.7°C (71°F). Precipitation averages 116.9 mm (4.6 inches), with 16.6 rainy days, as the rainy season lingers early in the month. Humidity peaks at 79%, and sunshine hours are around 12.8 daily. The heat and humidity can feel intense, especially in urban Yokohama, but coastal breezes in Yokosuka offer some relief. Light, breathable clothing and hydration are crucial, with umbrellas for sudden showers. Summer festivals, like those in Kamakura, thrive despite the heat.

August: Peak Summer HeatAugust is Kanagawa’s warmest month, with average highs of 29°C to 30°C (84°F to 86°F) and lows around 23°C (73°F). Precipitation drops slightly to 86.2 mm (3.39 inches), with 12.7 rainy days, but humidity remains high at 76%. Sunshine hours are abundant at 12.5 daily, making it ideal for beach trips to Yugawara or Enoshima. Recent reports indicate extreme heat, with temperatures occasionally exceeding 40°C (104°F) in 2025, underscoring the need for heat precautions. Light clothing, sunscreen, and avoiding midday heat are essential.

September: Warm and WetSeptember remains warm, with highs of 25.8°C to 26°C (78°F to 79°F) and lows around 19.6°C to 20°C (67°F to 68°F). It is the wettest month, with 152.3 mm to 272 mm (6.0 to 10.7 inches) of precipitation and 13.5 rainy days, often due to typhoon season. Humidity is high at 77%, and sunshine hours drop to 10.4 daily. Flexible travel plans and rain gear are necessary, but the vibrant autumn foliage in Hakone begins to emerge, offering scenic beauty.

October: Mild and RainyOctober brings pleasant autumn conditions, with highs of 21°C (70°F) and lows around 14.1°C to 15°C (57°F to 59°F). Precipitation is high at 172.9 mm (6.81 inches), with 11.1 rainy days, as typhoon risks persist. Humidity is 75%, and sunshine hours are 9.1 daily. The weather is ideal for autumn festivals and hiking in Hakone, with vibrant foliage peaking. Light layers and waterproof gear are recommended.

November: Cool and PleasantNovember offers mild weather, with highs of 16°C to 20°C (61°F to 68°F) and lows around 10°C (50°F). Precipitation drops to 55.4 mm (2.18 inches), with 7.5 rainy days, and humidity decreases to 70%. Sunshine hours are 7.6 daily, making it a great time for outdoor activities like visiting Kamakura’s shrines. Light jackets suffice for most days.

December: Cool and DryDecember sees winter’s return, with highs of 12°C to 14°C (54°F to 57°F) and lows around 3.8°C (39°F). Precipitation is low at 40.7 mm (1.6 inches), with 5.6 rainy days, and humidity drops to 65%. Sunshine hours are 7.6 daily, offering clear skies for year-end events in Yokohama. Warm clothing is needed, especially in the evenings.

ConclusionKanagawa’s climate offers a rich tapestry of seasonal experiences, from crisp winter days to humid summers and vibrant spring and autumn periods. The best times to visit are spring (March to May) and autumn (September to November) for mild temperatures and scenic beauty. Summer requires heat and rain preparedness, while winter is ideal for indoor cultural exploration. By understanding these monthly patterns, visitors can plan effectively to enjoy Kanagawa’s diverse attractions year-round.

68 / 100

SEO Score