Dataset Overview

Extract of SPEI growing season (April-Sept) drought index values for Vermont, with annual mean values and the long-term mean (1951-present).

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The SPEI is a multiscalar drought index based on climatic data. It can be used for determining the onset, duration and magnitude of drought conditions with respect to normal conditions in a variety of natural and managed systems such as crops, ecosystems, rivers, water resources, etc. These data were summarized for the Vermont Forest Indicators Dashboard, available at

Data Collection Status

Data collection for this dataset is ongoing

Start date


Anticipated end date



67 records with 4 fields

Data Availability

This dataset is downloadable from the FEMC, and available to download from another site.

Data License

Linked - Third party determines data license

Preferred Citation

Vicente-Serrano, S. M., Gouveia, C., Camarero, J. J., Begueria, S., Trigo, R., Lopez-Moreno, J. I., … Sanchez-Lorenzo, A. (2013). Response of vegetation to drought time-scales across global land biomes. Proceedings of the National Academy of Sciences, 110(1), 52–57.

Update Frequency


Maintenance Plan

Data will be updated for the Indicators Dashboard as needed.


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