Historical Ultraviolet Index (UVI) (2019)
What this data shows
Published by National Environment Agency. 31,788 records. Fields include Date, Timestamp, Update Timestamp, Index Hour (5 columns in total). Covers 2019-01-01 to 2019-12-31. Last updated 2025-04-16.
Description
Historical Ultraviolet Index (UVI) data for Singapore covering 2019, published by the National Environment Agency (NEA). The dataset records UVI observations with timestamps provided in Singapore Time and ISO 8601 format, enabling users to interpret the timing of each available record consistently. It is useful for examining historical ultraviolet exposure conditions in Singapore, supporting environmental analysis, public-health and sun-safety research, climate and weather-related studies, educational projects, and exploratory data visualisation. Users may search this resource for Singapore UV index history, 2019 ultraviolet radiation data, historical UVI observations, sun exposure analysis, and time-stamped environmental data. Records may be missing, and the data has not undergone climate-data quality control; contact NEA for official reports, for which fees may apply.
Official description
Historical Ultraviolet Index (UVI) for Singapore. All timestamps are provided in Singapore Time (SGT), formatted in ISO 8601. ⠀ 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 [email protected]. Please note that fees may apply for data and report preparation.
- Last updated
- Coverage
- 2019-01-01 – 2019-12-31
- Rows
- 31,788
- Columns
- 5
Chart
Values are summed where multiple rows share the same category.
Compare with another dataset →Data
| Date | Timestamp | Update Timestamp | Index Hour | Index Value |
|---|---|---|---|---|
| 2019-01-01 | 2019-01-01T07:00:00+08:00 | 2019-01-01T07:13:07+08:00 | 2019-01-01T07:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T08:00:00+08:00 | 2019-01-01T08:13:07+08:00 | 2019-01-01T08:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T08:00:00+08:00 | 2019-01-01T08:13:07+08:00 | 2019-01-01T07:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T09:00:00+08:00 | 2019-01-01T09:25:07+08:00 | 2019-01-01T09:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T09:00:00+08:00 | 2019-01-01T09:25:07+08:00 | 2019-01-01T08:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T09:00:00+08:00 | 2019-01-01T09:25:07+08:00 | 2019-01-01T07:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T10:00:00+08:00 | 2019-01-01T10:15:07+08:00 | 2019-01-01T10:00:00+08:00 | 2.000000 |
| 2019-01-01 | 2019-01-01T10:00:00+08:00 | 2019-01-01T10:15:07+08:00 | 2019-01-01T09:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T10:00:00+08:00 | 2019-01-01T10:15:07+08:00 | 2019-01-01T08:00:00+08:00 | 0.000000 |
| 2019-01-01 | 2019-01-01T10:00:00+08:00 | 2019-01-01T10:15:07+08:00 | 2019-01-01T07:00:00+08:00 | 0.000000 |
Preview shows 10 rows and 5 columns. Use the table search or download the CSV for the full data.
Columns
| Column | Type | Categorical |
|---|---|---|
| Date | Date (YYYY-MM-DD) | No |
| Timestamp | Text | Yes |
| Update Timestamp | Text | Yes |
| Index Hour | Text | Yes |
| Index Value | Numeric | Yes |