September Weather Averages for Tonga

High Temp29°C84°F
Low Temp28°C82°F
Avg Temp28°C83°F
Sunshine Hours96 hours 
Rainfall142.55 mm5.61 In
Rain days9 days 
Pressure1010 mb30 In

 

Tonga September Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200929°C / 84°F28°C / 82°F28°C / 83°F115 hours241.28 mm / 9.50 In16 days1009 mb / 30 In
201028°C / 83°F28°C / 82°F28°C / 82°F140 hours47.83 mm / 1.88 In3 days1011 mb / 30 In
201128°C / 83°F28°C / 82°F28°C / 83°F175 hours37.81 mm / 1.49 In1 days1010 mb / 30 In
201229°C / 84°F28°C / 82°F28°C / 83°F161 hours193.64 mm / 7.62 In13 days1009 mb / 30 In
201329°C / 84°F28°C / 82°F28°C / 83°F159 hours127.64 mm / 5.03 In8 days1009 mb / 30 In
201429°C / 84°F28°C / 82°F29°C / 83°F134 hours125.19 mm / 4.93 In12 days1010 mb / 30 In
201529°C / 85°F28°C / 82°F29°C / 83°F71 hours302.18 mm / 11.90 In16 days1010 mb / 30 In
201629°C / 84°F28°C / 82°F29°C / 84°F99 hours90.56 mm / 3.57 In7 days1010 mb / 30 In
201729°C / 85°F28°C / 82°F29°C / 84°F99 hours84.47 mm / 3.33 In6 days1010 mb / 30 In
201829°C / 85°F28°C / 82°F29°C / 84°F125 hours135.98 mm / 5.35 In16 days1009 mb / 30 In
201929°C / 84°F27°C / 81°F29°C / 83°F92 hours228.06 mm / 8.98 In15 days1011 mb / 30 In
202029°C / 83°F26°C / 80°F28°C / 82°F64 hours85.96 mm / 3.38 In7 days1010 mb / 30 In
202128°C / 83°F27°C / 80°F28°C / 82°F19 hours90.43 mm / 3.56 In3 days1010 mb / 30 In
202228°C / 82°F27°C / 81°F27°C / 81°F25 hours57.02 mm / 2.24 In3 days1010 mb / 30 In
202329°C / 84°F28°C / 83°F29°C / 84°F57 hours207.07 mm / 8.15 In5 days1009 mb / 30 In
202429°C / 84°F28°C / 82°F28°C / 83°F40 hours148.37 mm / 5.84 In1 days1010 mb / 30 In
202528°C / 83°F28°C / 82°F28°C / 82°F40 hours190.60 mm / 7.50 In2 days1011 mb / 30 In
202629°C / 84°F28°C / 82°F28°C / 83°F115 hours171.90 mm / 6.77 In22 days1011 mb / 30 In

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Tonga weather history: common questions

How far back does Tonga 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 Tonga 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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