Greenbelt May Weather Averages

Maryland, United States of America

May Weather Averages for Greenbelt

High Temp23°C74°F
Low Temp14°C57°F
Avg Temp18°C65°F
Sunshine Hours183 hours 
Rainfall140.22 mm5.52 In
Rain days10 days 
Pressure1016 mb30 In

 

Greenbelt May Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200923°C / 73°F13°C / 56°F18°C / 64°F189 hours195.12 mm / 7.68 In12 days1017 mb / 31 In
201024°C / 76°F14°C / 57°F19°C / 67°F223 hours70.12 mm / 2.76 In10 days1016 mb / 30 In
201124°C / 76°F14°C / 57°F19°C / 66°F217 hours101.47 mm / 3.99 In11 days1014 mb / 30 In
201225°C / 77°F15°C / 59°F20°C / 68°F208 hours86.58 mm / 3.41 In9 days1016 mb / 30 In
201322°C / 72°F12°C / 54°F17°C / 63°F211 hours74.79 mm / 2.94 In8 days1018 mb / 31 In
201424°C / 74°F13°C / 56°F18°C / 65°F205 hours94.46 mm / 3.72 In9 days1017 mb / 30 In
201526°C / 78°F15°C / 59°F20°C / 68°F253 hours42.70 mm / 1.68 In7 days1021 mb / 31 In
201620°C / 68°F12°C / 54°F16°C / 61°F129 hours173.13 mm / 6.82 In14 days1015 mb / 30 In
201721°C / 71°F13°C / 55°F17°C / 63°F153 hours154.24 mm / 6.07 In11 days1013 mb / 30 In
201827°C / 81°F17°C / 63°F22°C / 72°F188 hours223.21 mm / 8.79 In16 days1017 mb / 31 In
201926°C / 79°F17°C / 62°F21°C / 70°F179 hours126.06 mm / 4.96 In12 days1015 mb / 30 In
202020°C / 68°F12°C / 54°F16°C / 61°F131 hours76.56 mm / 3.01 In6 days1017 mb / 30 In
202122°C / 72°F12°C / 54°F17°C / 63°F146 hours99.24 mm / 3.91 In10 days1019 mb / 31 In
202224°C / 75°F13°C / 56°F18°C / 65°F155 hours94.54 mm / 3.72 In9 days1017 mb / 31 In
202322°C / 72°F11°C / 52°F16°C / 61°F202 hours51.60 mm / 2.03 In6 days1017 mb / 31 In
202423°C / 74°F14°C / 57°F18°C / 65°F123 hours157.38 mm / 6.20 In8 days1013 mb / 30 In
202523°C / 73°F15°C / 60°F19°C / 66°F128 hours592.25 mm / 23.32 In13 days1014 mb / 30 In
202623°C / 73°F12°C / 54°F17°C / 63°F252 hours110.50 mm / 4.35 In15 days1016 mb / 30 In

Need more than one day of Greenbelt history?

Download historical weather for Greenbelt, 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.
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Greenbelt weather history: common questions

How far back does Greenbelt 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 Greenbelt 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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