Stony Brook Weather History

New York, United States of America

Weather on a past date in Stony Brook

Any date from 1 January 2009 to yesterday.

Fri 13 Nov, 2026 Weather in Stony Brook

Sunrise: 06:37 AM
Sunset: 04:36 PM		Moonrise: 11:05 AM
Moonset: 08:05 PM		Max:
10.2 °c		Min:
5.5 °c		Avg:
7.2 °c		Precip:
7.20 mm		Max Wind:
25.9 kph
 
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IconPatchy rain possibleModerate rain at timesPatchy rain possibleModerate rain at timesPatchy rain possiblePatchy rain possibleOvercastOvercast
Temp10.2°c9.4°c8.6°c7.3°c6.3°c6.4°c6.1°c5.8°c
Wind21.2 kmph24.1 kmph25.9 kmph24.8 kmph22.0 kmph19.1 kmph16.6 kmph16.6 kmph
Precip0.40 mm0.60 mm0.40 mm0.60 mm0.40 mm0.10 mm0.00 mm0.00 mm
Cloud100%100%100%100%100%91%94%88%
Humidity85%87%85%86%86%82%75%72%
Pressure997 mb997 mb998 mb1000 mb1001 mb1003 mb1005 mb1006 mb

Stony Brook Annual Weather Averages

MonthHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
January3°C / 38°F-2°C / 29°F1°C / 34°F178 hours108.02 mm / 4.25 In7 days1017 mb / 31 In
February4°C / 39°F-1°C / 30°F1°C / 34°F151 hours124.35 mm / 4.90 In8 days1017 mb / 31 In
March7°C / 45°F2°C / 36°F5°C / 40°F167 hours139.36 mm / 5.49 In7 days1017 mb / 31 In
April13°C / 55°F7°C / 44°F10°C / 49°F167 hours120.58 mm / 4.75 In7 days1016 mb / 30 In
May18°C / 64°F12°C / 54°F15°C / 59°F198 hours121.59 mm / 4.79 In8 days1016 mb / 30 In
June23°C / 74°F17°C / 63°F20°C / 68°F220 hours114.57 mm / 4.51 In8 days1014 mb / 30 In
July27°C / 81°F22°C / 71°F24°C / 75°F242 hours140.80 mm / 5.54 In8 days1014 mb / 30 In
August26°C / 79°F21°C / 70°F24°C / 75°F237 hours121.96 mm / 4.80 In7 days1015 mb / 30 In
September23°C / 73°F18°C / 65°F20°C / 69°F205 hours121.96 mm / 4.80 In7 days1018 mb / 31 In
October17°C / 63°F13°C / 55°F15°C / 59°F181 hours140.40 mm / 5.53 In7 days1017 mb / 31 In
November12°C / 53°F7°C / 44°F9°C / 49°F198 hours108.49 mm / 4.27 In6 days1019 mb / 31 In
December7°C / 44°F2°C / 36°F5°C / 40°F162 hours167.92 mm / 6.61 In7 days1018 mb / 31 In

Need more than one day of Stony Brook history?

Download historical weather for Stony Brook, 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 Stony Brook

Region

New York

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Stony Brook weather history: common questions

How far back does Stony Brook 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 Stony Brook 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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