Weather on a past date in Iwanai

Any date from 1 January 2009 to yesterday.

Fri 30 Oct, 2026 Weather in Iwanai

Sunrise: 06:09 AM
Sunset: 04:33 PM		Moonrise: 07:05 PM
Moonset: 10:37 AM		Max:
14.2 °c		Min:
3.2 °c		Avg:
7.9 °c		Precip:
1.00 mm		Max Wind:
13.0 kph
 
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IconPatchy rain possibleOvercastOvercastCloudyPatchy rain possiblePatchy rain possibleCloudyCloudy
Temp5.3°c4.0°c4.4°c11.1°c14.2°c13.4°c7.4°c5.6°c
Wind7.9 kmph7.9 kmph6.8 kmph10.1 kmph13.0 kmph9.0 kmph4.7 kmph6.1 kmph
Precip0.30 mm0.00 mm0.00 mm0.00 mm0.10 mm0.10 mm0.00 mm0.00 mm
Cloud100%100%100%79%78%89%71%75%
Humidity98%99%98%90%71%77%91%97%
Pressure1017 mb1017 mb1016 mb1016 mb1014 mb1013 mb1013 mb1013 mb

Iwanai Annual Weather Averages

MonthHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
January-4°C / 26°F-9°C / 16°F-6°C / 21°F21 hours149.94 mm / 5.90 In24 days1014 mb / 30 In
February-3°C / 27°F-9°C / 17°F-5°C / 22°F29 hours112.29 mm / 4.42 In20 days1015 mb / 30 In
March2°C / 35°F-5°C / 24°F-1°C / 29°F81 hours104.41 mm / 4.11 In17 days1014 mb / 30 In
April8°C / 47°F1°C / 33°F4°C / 40°F161 hours85.90 mm / 3.38 In9 days1013 mb / 30 In
May15°C / 60°F6°C / 43°F11°C / 51°F179 hours91.30 mm / 3.59 In8 days1011 mb / 30 In
June20°C / 68°F11°C / 52°F15°C / 60°F149 hours101.57 mm / 4.00 In7 days1009 mb / 30 In
July24°C / 75°F16°C / 61°F20°C / 67°F134 hours134.01 mm / 5.28 In7 days1009 mb / 30 In
August24°C / 75°F17°C / 62°F20°C / 68°F138 hours174.63 mm / 6.88 In10 days1010 mb / 30 In
September20°C / 68°F13°C / 55°F16°C / 61°F160 hours144.43 mm / 5.69 In9 days1014 mb / 30 In
October13°C / 55°F6°C / 43°F9°C / 49°F140 hours138.50 mm / 5.45 In9 days1017 mb / 31 In
November6°C / 42°F-0°C / 32°F3°C / 37°F66 hours184.93 mm / 7.28 In16 days1016 mb / 30 In
December-1°C / 29°F-6°C / 20°F-4°C / 25°F22 hours187.45 mm / 7.38 In23 days1014 mb / 30 In

Need more than one day of Iwanai history?

Download historical weather for Iwanai, or any other location, in CSV from January 2009 onwards. Ideal for research, insurance, energy, agriculture and machine-learning projects.

  • Historical weatherDaily and hourly interval data.
  • Yearly monthly averagesMonthly averages for every year since 2009.
  • Monthly climate averagesLong-term climate normals by month.
  • CSV formatReady for Excel, Python, R or your database.
Buy historical weather data Or use the History API

Weather history near Iwanai

Region

Hokkaido

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Iwanai weather history: common questions

How far back does Iwanai weather history go?

Hourly historical weather is available from 1 January 2009. Choose a date above, or pick a month at the top of the page for long-term averages.

Can I download Iwanai historical weather as a file?

Yes. Buy historical weather data as daily or hourly CSV, yearly monthly averages or monthly climate averages. A free sample download is available.

Is there an API for historical weather?

Yes. The WeatherAPI.com History API returns hourly weather for any past date from 2010, as JSON or XML. Get a free API key.

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