Download Climate Timeseries

Sunspot Index

Monthly sunspot numbers

Time Interval: Monthly
Time Coverage: 1749 to May 2015
Update Status: Periodically updated

Get Data:

Sunspot: Standard PSD Format (What is standard format?)
Sunspot: Original

Source:
Data is from SIDC at their archive site.. This is version 1.0. There is an updated version available at their site.
References:

  1. Please site "credit: SIDC, RWC Belgium, World Data Center for the Sunspot Index, Royal Observatory of Belgium, `year(s)-of-data'.
  2. See http://sidc.oma.be/html/SIDCpub.html
[ SOI | NAO | Rec NAO | AO | AO 20thCR | PDO | NP | TPI | Iceland P | Azores P | Gilbralter P | Nagasaki P | Madras P ]
[ Niño1+2 | Niño3 | Niño3.4 | Niño 4 | AMO | Global T stations | Global T+SST (NASA) | Global T+SST (CRU) | Sunspots ]



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Document maintained by Cathy Smith (cathy.smith@noaa.gov)
Updated: Dec 21, 2015 14:32:40 MST
http://esrl.noaa.gov/psd/gcos_wgsp/Timeseries/SUNSPOT/index.html
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