Weather on a past date in Ajax

Any date from 1 January 2009 to yesterday.

Tue 20 Oct, 2026 Weather in Ajax

Sunrise: 07:36 AM
Sunset: 06:24 PM		Moonrise: 04:03 PM
Moonset: 01:42 AM		Max:
14.8 °c		Min:
9.1 °c		Avg:
11.6 °c		Precip:
0.00 mm		Max Wind:
19.1 kph
 
Tue 20
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IconClearOvercastClearOvercastSunnySunnySunnyClear
Temp11.8°c10.5°c9.8°c11.0°c13.6°c14.6°c13.4°c10.4°c
Wind16.6 kmph14.0 kmph17.6 kmph19.1 kmph11.6 kmph8.9 kmph6.5 kmph8.6 kmph
Precip0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm
Cloud0%96%9%90%9%0%0%0%
Humidity67%69%65%57%50%56%54%55%
Pressure1028 mb1028 mb1029 mb1031 mb1031 mb1029 mb1029 mb1030 mb

Ajax Annual Weather Averages

MonthHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
January-2°C / 28°F-8°C / 17°F-5°C / 23°F77 hours69.70 mm / 2.74 In10 days1017 mb / 31 In
February-1°C / 30°F-8°C / 17°F-5°C / 24°F80 hours77.68 mm / 3.06 In9 days1017 mb / 31 In
March3°C / 38°F-3°C / 26°F0°C / 32°F113 hours98.45 mm / 3.88 In9 days1017 mb / 31 In
April9°C / 49°F2°C / 36°F6°C / 42°F130 hours114.71 mm / 4.52 In10 days1015 mb / 30 In
May16°C / 61°F8°C / 47°F12°C / 54°F189 hours97.72 mm / 3.85 In9 days1015 mb / 30 In
June22°C / 71°F14°C / 57°F18°C / 64°F199 hours106.37 mm / 4.19 In8 days1013 mb / 30 In
July25°C / 78°F17°C / 63°F21°C / 70°F232 hours111.23 mm / 4.38 In9 days1014 mb / 30 In
August25°C / 77°F17°C / 63°F21°C / 70°F229 hours111.23 mm / 4.38 In8 days1015 mb / 30 In
September21°C / 70°F14°C / 57°F17°C / 63°F204 hours80.04 mm / 3.15 In6 days1017 mb / 31 In
October14°C / 57°F8°C / 46°F11°C / 52°F136 hours98.84 mm / 3.89 In9 days1016 mb / 30 In
November7°C / 45°F2°C / 35°F4°C / 40°F132 hours70.64 mm / 2.78 In7 days1018 mb / 31 In
December1°C / 35°F-3°C / 26°F-1°C / 31°F75 hours96.98 mm / 3.82 In9 days1017 mb / 31 In

Need more than one day of Ajax history?

Download historical weather for Ajax, 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 Ajax

Region

Ontario

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Ajax weather history: common questions

How far back does Ajax 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 Ajax 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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