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Historical Relative Humidity across Singapore (2021)

Data from Jan 2021 to Dec 2021

Last updated: 06 May 2025, 01:35 SGT

NEA (National Environment Agency)

Historical relative humidity across Singapore. All timestamps are provided in Singapore Time (SGT), formatted in ISO 8601.

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Disclaimer: This dataset may contain missing records and has not undergone quality control procedures applied to climate data and records. For official climate records or climate data reports, please contact sales_climo@nea.gov.sg. Please note that fees may apply for data and report preparation.

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data.gov.sg

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_b30e532f095592dfa8fef924c2325b38"
url = "https://data.gov.sg/api/action/datastore_search?resource_id="  + dataset_id 
        
response = requests.get(url)
print(response.json())

Data explorer

HistoricalRelativeHumidityacrossSingapore2021.csv (7M rows, 1.1 GB)

Date Date (YYYY-MM-DD)	Timestamp Text	Update Timestamp Text	Station Id Text	Station Name Text	Station Device Id Text	Location Longitude Text	Location Latitude Text	Reading Update Timestamp Text	Reading Value Numeric	Reading Unit Text
(Null)0.0%	(Null)0.0% 2021-01-15T14:55:00+08:00<0.1% 2021-03-31T15:20:00+08:00<0.1% 2021-10-05T13:54:00+08:00<0.1% 2021-01-01T00:00:00+08:00<0.1%	(Null)0.0% 2021-06-12T17:49:22+08:00<0.1% 2021-06-29T12:19:12+08:00<0.1% 2021-06-22T10:14:27+08:00<0.1% 2021-06-18T05:54:27+08:00<0.1%	(Null)0.0% S247.4% S447.3% S1217.3% S1077.3%	(Null)0.0% Upper Changi Road North7.4% Nanyang Avenue7.3% Old Choa Chu Kang Road7.3% East Coast Parkway7.3%	(Null)0.0% S247.4% S447.3% S1217.3% S1077.3%	(Null)0.0% 103.98267.4% 103.681667.3% 103.722447.3% 103.96257.3%	(Null)0.0% 1.36787.4% 1.345837.3% 1.372887.3% 1.31357.3%	(Null)0.0% 2021-02-06T09:59:46+08:00<0.1% 2021-05-11T11:04:22+08:00<0.1% 2021-05-11T11:03:36+08:00<0.1% 2021-05-11T11:02:51+08:00<0.1%	(Null)0.0% 99.11.2% 99.40.9% 99.30.8% 99.50.8%	(Null)0.0% percentage100.0%
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S109	Ang Mo Kio Avenue 5	S109	103.8492	1.3764	2021-01-01T00:09:14+08:00	86.2	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S50	Clementi Road	S50	103.7768	1.3337	2021-01-01T00:09:14+08:00	90.2	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S107	East Coast Parkway	S107	103.9625	1.3135	2021-01-01T00:04:37+08:00	85.6	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S43	Kim Chuan Road	S43	103.8878	1.3399	2021-01-01T00:04:37+08:00	90.6	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S108	Marina Gardens Drive	S108	103.8703	1.2799	2021-01-01T00:09:14+08:00	96.5	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S44	Nanyang Avenue	S44	103.68166	1.34583	2021-01-01T00:04:37+08:00	96.9	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S121	Old Choa Chu Kang Road	S121	103.72244	1.37288	2021-01-01T00:09:14+08:00	99.4	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S106	Pulau Ubin	S106	103.9673	1.4168	2021-01-01T00:04:37+08:00	89.0	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S111	Scotts Road	S111	103.8365	1.31055	2021-01-01T00:04:37+08:00	89.2	percentage
2021-01-01	2021-01-01T00:00:00+08:00	2021-01-01T00:09:14+08:00	S60	Sentosa	S60	103.8279	1.25	2021-01-01T00:09:14+08:00	84.8	percentage

Google colab link

Analyse this dataset with Colab Notebook

1. Copy this dataset ID: d_b30e532f095592dfa8fef924c2325b38
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Column legend

Title	Column name	Data type	Unit of measure	Description
Date	date	Date (YYYY-MM-DD)	-	-
Timestamp	timestamp	Text	-	-
Update Timestamp	update_timestamp	Text	-	-
Station Id	station_id	Text	-	-
Station Name	station_name	Text	-	-
Station Device Id	station_device_id	Text	-	-
Location Longitude	location_longitude	Text	-	-
Location Latitude	location_latitude	Text	-	-
Reading Update Timestamp	reading_update_timestamp	Text	-	-
Reading Value	reading_value	Numeric	-	-