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City briefing

Sennan

Japan · 60,000 people
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Dec
The year’s records
Annual mean 17°C · wettest around September · prevailing wind NW
Warmest
32.1 °C
Coldest
8.0 °C
Wettest
29%
Windiest
4.6 m/s
Prevailing
NW
3.9 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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Aug
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Dec

Every reading

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

The average temperature in Sennan over the whole year is 17°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 4°C.

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

MonthHighLowFeels likeChance of rainCloudWindBeing outsideSunWalking
January9°C4°C4°C7%59%3.6 m/s0028
February9°C5°C4°C10%61%3.6 m/s2030
March13°C8°C9°C15%61%3.5 m/s16063
April18°C13°C15°C16%62%3.5 m/s55280
May22°C17°C21°C17%66%3.2 m/s831664
June26°C21°C26°C19%72%3.1 m/s605123
July30°C26°C33°C18%70%3.2 m/s9441
August31°C27°C34°C13%62%3.4 m/s5301
September28°C24°C29°C20%71%3.1 m/s32558
October22°C18°C21°C16%65%3.2 m/s742358
November17°C12°C14°C10%56%3.1 m/s48182
December11°C7°C7°C7%59%3.7 m/s5049

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 Sennan weather by season

Year round, Sennan has days of about 9°C at their warmest in January, its coolest month, and 31°C in August, its warmest; the coolest hours of the day run from 4°C to 27°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around September and least likely around January. 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.

Sennan weather in winterDecember to February

High 10°CLow 5°CRain 8%

Winter in Sennan has typical daily highs of about 10°C and lows of about 5°C, with a 8% chance of rain on a given day.

Sennan weather in springMarch to May

High 18°CLow 13°CRain 16%

Spring in Sennan has typical daily highs of about 18°C and lows of about 13°C, with a 16% chance of rain on a given day.

Sennan weather in summerJune to August

High 29°CLow 25°CRain 17%

Summer in Sennan has typical daily highs of about 29°C and lows of about 25°C, with a 17% chance of rain on a given day.

Sennan weather in autumnSeptember to November

High 22°CLow 18°CRain 15%

Autumn in Sennan has typical daily highs of about 22°C and lows of about 18°C, with a 15% chance of rain on a given day.

When is the rainy season in Sennan?

Sennan has no sharply defined rainy season: the chance of rain on a given day runs from 7% in January, the driest month, to 20% in September, the wettest.

What time of year is Sennan windiest?

Winds in Sennan are highest in December, averaging 3.7 m/s (13 km/h), and lightest in June, at 3.1 m/s (11 km/h). The prevailing wind is from the NW.

What is the average temperature in Sennan year round?

The average temperature in Sennan over the whole year is 17°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 4°C.

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