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City briefing

Koga

Japan · 138,000 people
Jan
Feb
Mar
Apr
May
Jun
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Aug
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The year’s records
Annual mean 16°C · wettest around June · prevailing wind E
Warmest
31.1 °C
Coldest
7.3 °C
Wettest
31%
Windiest
4.0 m/s
Prevailing
E
3.2 m/s average

When this place is good five ratings · thirty-six ten-day sections · click a cell to read it

never good
Jan
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May
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Dec

Every reading

bars actual · line feels-like, °C
05101520253035JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember05101520253035JFMAMJJASOND

The average temperature in Koga over the whole year is 16°C. August is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 1°C.

Month by month Koga climate by month: average temperatures year round · click a month to read it

MonthHighLowFeels likeChance of rainCloudWindBeing outsideSunWalking
January8°C1°C3°C8%44%2.7 m/s0024
February9°C2°C4°C9%51%3.0 m/s2029
March12°C6°C8°C18%59%3.1 m/s15057
April17°C11°C14°C19%65%3.2 m/s47375
May22°C16°C20°C20%69%3.0 m/s761663
June25°C20°C25°C24%74%2.8 m/s624230
July29°C24°C31°C23%74%2.7 m/s21407
August30°C25°C33°C21%72%2.8 m/s13334
September26°C21°C27°C24%75%2.6 m/s454520
October20°C15°C19°C21%69%2.5 m/s681665
November15°C9°C13°C11%56%2.4 m/s38079
December10°C3°C6°C7%47%2.5 m/s3045

High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.

Seasons, and the year in short Koga weather by season

Year round, Koga has days of about 8°C at their warmest in January, its coolest month, and 30°C in August, its warmest; the coolest hours of the day run from 1°C to 25°C through the year, and the average temperature over the year is 16°C around the clock. Rain is most likely around June and least likely around December. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.

Koga weather in winterDecember to February

High 9°CLow 2°CRain 8%

Winter in Koga has typical daily highs of about 9°C and lows of about 2°C, with a 8% chance of rain on a given day.

Koga weather in springMarch to May

High 17°CLow 11°CRain 19%

Spring in Koga has typical daily highs of about 17°C and lows of about 11°C, with a 19% chance of rain on a given day.

Koga weather in summerJune to August

High 28°CLow 23°CRain 23%

Summer in Koga has typical daily highs of about 28°C and lows of about 23°C, with a 23% chance of rain on a given day.

Koga weather in autumnSeptember to November

High 20°CLow 15°CRain 18%

Autumn in Koga has typical daily highs of about 20°C and lows of about 15°C, with a 18% chance of rain on a given day.

When is the rainy season in Koga?

The rainy (wet) season in Koga runs from March to October, peaking in June with a 24% chance of rain on a given day. The dry season is November to February; December is the driest month, at 7%.

What time of year is Koga windiest?

Winds in Koga are highest in April, averaging 3.2 m/s (12 km/h), and lightest in November, at 2.4 m/s (9 km/h). The prevailing wind is from the E.

What is the average temperature in Koga year round?

The average temperature in Koga over the whole year is 16°C. August is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 1°C.

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