Diamond Bar April Weather Averages

California, United States of America

April Weather Averages for Diamond Bar

High Temp22°C72°F
Low Temp12°C53°F
Avg Temp17°C62°F
Sunshine Hours300 hours 
Rainfall22.05 mm0.87 In
Rain days2 days 
Pressure1014 mb30 In

 

Diamond Bar April Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200921°C / 69°F9°C / 48°F15°C / 58°F334 hours8.00 mm / 0.31 In1 days1015 mb / 30 In
201019°C / 65°F8°C / 47°F13°C / 56°F304 hours37.36 mm / 1.47 In1 days1014 mb / 30 In
201120°C / 68°F10°C / 50°F15°C / 59°F313 hours8.10 mm / 0.32 In1 days1015 mb / 30 In
201221°C / 69°F10°C / 51°F15°C / 60°F312 hours51.90 mm / 2.04 In3 days1015 mb / 30 In
201322°C / 72°F12°C / 53°F17°C / 62°F330 hours3.30 mm / 0.13 In0 days1014 mb / 30 In
201423°C / 73°F12°C / 54°F17°C / 63°F335 hours15.00 mm / 0.59 In0 days1014 mb / 30 In
201523°C / 74°F12°C / 53°F17°C / 63°F311 hours7.90 mm / 0.31 In3 days1013 mb / 30 In
201623°C / 74°F12°C / 54°F17°C / 63°F277 hours37.60 mm / 1.48 In5 days1014 mb / 30 In
201725°C / 76°F13°C / 56°F19°C / 65°F354 hours0.70 mm / 0.03 In0 days1015 mb / 30 In
201823°C / 74°F14°C / 57°F18°C / 65°F329 hours0.50 mm / 0.02 In0 days1015 mb / 30 In
201923°C / 74°F14°C / 58°F18°C / 65°F283 hours6.60 mm / 0.26 In0 days1015 mb / 30 In
202021°C / 70°F14°C / 56°F17°C / 63°F202 hours129.49 mm / 5.10 In5 days1014 mb / 30 In
202123°C / 73°F14°C / 56°F18°C / 64°F298 hours2.30 mm / 0.09 In0 days1014 mb / 30 In
202225°C / 77°F13°C / 56°F18°C / 65°F310 hours9.30 mm / 0.37 In0 days1013 mb / 30 In
202323°C / 74°F11°C / 52°F17°C / 62°F306 hours1.30 mm / 0.05 In0 days1014 mb / 30 In
202420°C / 69°F12°C / 54°F16°C / 61°F281 hours22.23 mm / 0.88 In2 days1015 mb / 30 In
202520°C / 69°F11°C / 52°F15°C / 59°F230 hours21.56 mm / 0.85 In1 days1016 mb / 30 In
202623°C / 74°F13°C / 55°F17°C / 63°F296 hours33.70 mm / 1.33 In7 days1015 mb / 30 In

Need more than one day of Diamond Bar history?

Download historical weather for Diamond Bar, 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.
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  • Monthly climate averagesLong-term climate normals by month.
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Buy historical weather data Or use the History API

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Diamond Bar weather history: common questions

How far back does Diamond Bar 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 Diamond Bar 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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