Historical Ultraviolet Index (UVI) (2021)
Description
Historical Ultraviolet Index (UVI) data for Singapore covering 2021, published by the National Environment Agency (NEA). The dataset provides time-stamped information on ultraviolet radiation conditions, with timestamps recorded in Singapore Time (SGT) and formatted according to ISO 8601. It can support research on UV exposure, environmental monitoring, public-health analysis, outdoor activity planning, climate and weather studies, education, and applications that need historical Singapore UVI information. Users may search this dataset for Singapore UV index history, 2021 ultraviolet radiation data, historical UVI by date and time, SGT environmental observations, or data for UV-risk and sun-safety analysis. Records may be incomplete and have not undergone the quality-control procedures applied to official climate data and records. For official climate records or climate data reports, contact NEA; 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
- 2021-01-01 – 2021-12-31
- Rows
- 31,709
- 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 |
|---|---|---|---|---|
| 2021-01-01 | 2021-01-01T07:00:00+08:00 | 2021-01-01T07:05:07+08:00 | 2021-01-01T07:00:00+08:00 | 0.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T19:00:00+08:00 | 0.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T18:00:00+08:00 | 1.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T17:00:00+08:00 | 2.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T16:00:00+08:00 | 2.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T15:00:00+08:00 | 8.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T14:00:00+08:00 | 9.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T13:00:00+08:00 | 10.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T12:00:00+08:00 | 8.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T11:00:00+08:00 | 5.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T10:00:00+08:00 | 3.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T09:00:00+08:00 | 1.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T08:00:00+08:00 | 0.000000 |
| 2021-01-05 | 2021-01-05T19:00:00+08:00 | 2021-01-05T20:47:09+08:00 | 2021-01-05T07:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T07:00:00+08:00 | 2021-01-06T07:05:07+08:00 | 2021-01-06T07:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T08:00:00+08:00 | 2021-01-06T08:06:07+08:00 | 2021-01-06T08:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T08:00:00+08:00 | 2021-01-06T08:06:07+08:00 | 2021-01-06T07:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T09:00:00+08:00 | 2021-01-06T09:06:07+08:00 | 2021-01-06T09:00:00+08:00 | 1.000000 |
| 2021-01-06 | 2021-01-06T09:00:00+08:00 | 2021-01-06T09:06:07+08:00 | 2021-01-06T08:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T09:00:00+08:00 | 2021-01-06T09:06:07+08:00 | 2021-01-06T07:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T10:00:00+08:00 | 2021-01-06T10:45:07+08:00 | 2021-01-06T10:00:00+08:00 | 2.000000 |
| 2021-01-06 | 2021-01-06T10:00:00+08:00 | 2021-01-06T10:45:07+08:00 | 2021-01-06T09:00:00+08:00 | 1.000000 |
| 2021-01-06 | 2021-01-06T10:00:00+08:00 | 2021-01-06T10:45:07+08:00 | 2021-01-06T08:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T10:00:00+08:00 | 2021-01-06T10:45:07+08:00 | 2021-01-06T07:00:00+08:00 | 0.000000 |
| 2021-01-06 | 2021-01-06T11:00:00+08:00 | 2021-01-06T11:06:07+08:00 | 2021-01-06T11:00:00+08:00 | 4.000000 |
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 |