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Environment

Relative Humidity - Monthly Mean

Data from Jan 1982 to Dec 2025

Last updated: 08 Jan 2026, 16:50 SGT

NEA (National Environment Agency)

Monthly mean relative humidity (in %) at the Changi Climate Station. Unit of measure for readings is %.

Mean rh by Month

Data explorer

RelativeHumidityMonthlyMean.csv (528 rows, 7.1 KB)

Month Month (YYYY-MM)	Mean Rh Text
(Null)0.0%	(Null)0.0%
1982-01	81.2
1982-02	79.5
1982-03	82.3
1982-04	85.9
1982-05	83.2
1982-06	80.3
1982-07	77.6
1982-08	80.4
1982-09	80.6
1982-10	81.5

Column legend

Title	Column name	Data type	Unit of measure	Description
Month	month	Month (YYYY-MM)	-	-
Mean Rh	mean_rh	Text	-	-

Analyse this dataset with Colab Notebook

1. Copy this dataset ID: d_e3b1111a26b2aefef4f386c068d4ca5d
2. Click on the button below

Sample OpenAPI query

This code can be used to test a sample API query. It retrieves the data catalogue of this dataset. For a complete guide on query parameters and syntax, please refer to the API documentation. Try it out on your browser to see the response schema.

import requests
          
dataset_id = "d_e3b1111a26b2aefef4f386c068d4ca5d"
url = "https://data.gov.sg/api/action/datastore_search?resource_id="  + dataset_id 
        
response = requests.get(url)
print(response.json())

Citation

This dataset can be reused and cited in research publications.

National Environment Agency. (2016). Relative Humidity - Monthly Mean (2026) [Dataset]. data.gov.sg. Retrieved February 4, 2026 from https://data.gov.sg/datasets/d_e3b1111a26b2aefef4f386c068d4ca5d/view

About this dataset

Contact

ONG_Chin_Hong@nea.gov.sg

Created on

01 Jun 2016

Licence

Free forever for personal or commercial use, under the Open Data Licence.

Agency

NEA (National Environment Agency)