Hachiōji weather and climate in 2024
Day
12 °C
Night
1 °C
Sea
17 °C
Precipitation
51 mm
in month
Rainy days
5 days
in month
Daylight
10 hours
average
Sunshine
6 hours
average
Humidity
63 %
Day
12 °C
Night
1 °C
Sea
17 °C
Precipitation
51 mm
in month
Rainy days
5 days
in month
Daylight
10 hours
average
Sunshine
6 hours
average
Humidity
63 %
Overview: Hachiōji
Weather charts for Hachiōji
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Weather overview for Hachiōji
Weather overview
Experience the distinct four seasons in Hachiōji, Japan, with contrasts in temperature and rainfall. Summers in Hachiōji are warm with July peaks at 29 °C (83 °F), while winters are cold, culminating in January’s lows of -2 °C (29 °F). Rainfall varies significantly throughout the year, peaking in August at 198 mm (7.81 in) and reaching a minimum in January at 48 mm (1.88 in). Hachiōji’s calm winds and relative humidity add layers to its climate, topping in August at 81 % and breezy days with winds reaching 3 m/s in March. Prepare for diverse weather patterns, which bring the city its unique blend of natural beauty and comfort.
January weather
As the new year commences, Hachiōji embraces chilly winds and brisk nights, with temperatures touching a low of -2 °C (29 °F). A quieter month for precipitation, January sees about 5 rainy days and accumulates roughly 48 mm (1.88 in) of rainfall. Days are often clear with approximately 60 hours of sunshine throughout the month.
February weather
February remains chilly in Hachiōji, with winter's grip gently easing. Daytime highs reach 10 °C (50 °F), and the nights are still cold. Expect about 7 days of rain this month, modestly increasing the rainfall to around 51 mm (2.01 in). Light breezes continue with wind speeds of 3 m/s.
March weather
March signals the arrival of spring as cherry blossoms begin to bloom. Hachiōji sees an uptick in temperature, with daytime highs averaging 13 °C (56 °F) and wet days increasing to nearly 11 as the season shifts. The city receives 95 mm (3.74 in) of rain on average and feels the strongest winds of the year at 3 m/s.
April weather
April's gentle warmth at an average of 19 °C (66 °F) encourages outdoor picnics under the cherry blossoms. The city experiences increased rainfall, now averaging 106 mm (4.15 in), and a relatively high number of rainy days at around 11 as spring showers are prevalent.
May weather
By May, the mildness of spring transitions to early hints of summer. Temperature highs average at 23 °C (73 °F), and nights remain comfortable. The city gets quite wet, with about 12 rainy days and the rainfall amounting to 141 mm (5.56 in).
June weather
June marks the beginning of the warmer and rainier period, with temperatures soaring to an average high of 25 °C (77 °F). This month is characterized by an increased number of wet days, up to 15, and the rainfall volume swelling to a hefty 186 mm (7.31 in).
July weather
The peak of summer in July brings the year's highest temperatures to Hachiōji, averaging 29 °C (83 °F). Rainfall remains substantial with over 16 rainy days and total precipitation reaching 158 mm (6.20 in).
August weather
August sustains the summer's warmth with the highest daytime highs of 30 °C (86 °F). It's also the wettest month, with downpours reaching an impressive 198 mm (7.81 in). Humidity hits its peak at 81 %, making for muggy days.
September weather
September sees the beginning of the transition from summer to autumn. Although days are still warm with an average high of 26 °C (79 °F), the city starts to cool off slightly. Rainfall persists with an average of 207 mm (8.15 in) across approximately 15 rainy days.
October weather
As October ushers in autumn, temperatures gently fall to a daily high of 21 °C (69 °F). The city experiences a decrease in rainfall to 183 mm (7.19 in), and the days have a pleasant chill in the air.
November weather
November's crisp air brings cooler days, with temperatures around 16 °C (61 °F), signaling the onset of winter. As the rain tapers off, the city enjoys about 7.6 rainy days and a lighter rainfall of 75 mm (2.94 in).
December weather
December heralds the approach of winter, with a notable dip in temperatures to average highs of 12 °C (53 °F) and an accompanying decline in rainy days to just over 5, giving way to clearer, crisper days.
FAQs
How cold does it get at night in Hachiōji in January?
Nighttime in Hachiōji during January can get quite cold, with average minimum temperatures dropping down to -2 °C (29 °F).
What's the average daily high temperature in Hachiōji in February?
In Hachiōji, the average high in February subtly climbs to a cool 10 °C (50 °F), indicating the slow approach of spring.
What can I expect of Hachiōji weather in March?
March in Hachiōji heralds the springtime with budding flowers and a climate that begins to warm, reaching an enjoyable 13 °C (56 °F) during the day.
How warm is Hachiōji in April?
April in Hachiōji is pleasantly warm, with the mercury consistently reading around 19 °C (66 °F), ideal for enjoying the blossoming spring scenery.
Are May days in Hachiōji warm?
Indeed, May days in Hachiōji are warm, with an average high reaching a pleasant 23 °C (73 °F), signaling the start of summer.
Is June in Hachiōji hot?
Yes, June in Hachiōji starts to heat up with daytime temperatures averaging a warm 25 °C (77 °F), ushering in the summer vibes.
How hot does it get in Hachiōji in July?
July in Hachiōji sees the mercury rise, with temperatures frequently reaching a sultry 29 °C (83 °F), signifying the height of summer.
Does Hachiōji stay hot in August?
August remains steadfastly hot in Hachiōji, with daily highs topping at 30 °C (86 °F), perfect for those who relish the summer heat.
Is September still warm in Hachiōji?
September in Hachiōji retains its warmth with comfortable days averaging 26 °C (79 °F), but the cooling trend hints at the coming fall.
What's the typical daytime temperature in Hachiōji during October?
Typical October days in Hachiōji are comfortably cool with average highs around 21 °C (69 °F), perfect for enjoying the vibrant fall colors.
How cool does November get in Hachiōji?
Hachiōji in November cools significantly, bringing in the crispness of late autumn with average daytime highs of 16 °C (61 °F).
How cold is December in Hachiōji?
December in Hachiōji ushers in cooler days with the temperature dropping to an average high of 12 °C (53 °F) as winter sets in.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.