Historical 4-day Weather Forecast (2021)
What this data shows
Published by National Environment Agency. 3,312 records. Fields include Date, Timestamp, Update Timestamp, Forecast Date (15 columns in total). Covers 2021-01-01 to 2021-12-31. Last updated 2025-04-16.
Description
National Environment Agency archive of four-day outlook weather forecasts issued for Singapore throughout 2021. Each record links forecast and update timestamps with summary text, codes, and meteorological attributes in CSV. Analysts studying forecast evolution, NEA messaging, or model performance can compare daily outlooks in Singapore Time.
Official description
Historical 4 day outlook weather forecast data for Singapore. The data includes various attributes related to the forecast, such as forecast date, wind speed, relative humidity, temperature, and forecast descriptions. 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
- 3,312
- Columns
- 15
Chart
Values are summed where multiple rows share the same category.
Compare with another dataset →Data
| Date | Timestamp | Update Timestamp | Forecast Date | Forecast Timestamp | Forecast Summary | Forecast Text | Forecast Code | Wind Speed High | Wind Speed Low | Wind Direction | Relative Humidity High |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-01-01 | 2021-01-01T05:11:00+08:00 | 2021-01-01T05:32:11+08:00 | 2021-01-02 | 2021-01-02T00:00:00+08:00 | Windy. Periods of showers, at times with thunder. | Thundery Showers | TL | 30.000000 | 20.000000 | N | 90.000000 |
| 2021-01-01 | 2021-01-01T05:11:00+08:00 | 2021-01-01T05:32:11+08:00 | 2021-01-03 | 2021-01-03T00:00:00+08:00 | Afternoon thundery showers. | Thundery Showers | TL | 20.000000 | 10.000000 | N | 90.000000 |
| 2021-01-01 | 2021-01-01T05:11:00+08:00 | 2021-01-01T05:32:11+08:00 | 2021-01-04 | 2021-01-04T00:00:00+08:00 | Afternoon thundery showers. | Thundery Showers | TL | 20.000000 | 10.000000 | N | 90.000000 |
| 2021-01-01 | 2021-01-01T05:11:00+08:00 | 2021-01-01T05:32:11+08:00 | 2021-01-05 | 2021-01-05T00:00:00+08:00 | Afternoon thundery showers. | Thundery Showers | TL | 25.000000 | 15.000000 | N | 90.000000 |
| 2021-01-05 | 2021-01-05T18:11:00+08:00 | 2021-01-05T21:02:14+08:00 | 2021-01-06 | 2021-01-06T00:00:00+08:00 | Afternoon thundery showers. | Thundery Showers | TL | 20.000000 | 10.000000 | N | 95.000000 |
| 2021-01-05 | 2021-01-05T18:11:00+08:00 | 2021-01-05T21:02:14+08:00 | 2021-01-07 | 2021-01-07T00:00:00+08:00 | Afternoon thundery showers. | Thundery Showers | TL | 20.000000 | 10.000000 | NNE | 95.000000 |
| 2021-01-05 | 2021-01-05T18:11:00+08:00 | 2021-01-05T21:02:14+08:00 | 2021-01-08 | 2021-01-08T00:00:00+08:00 | Afternoon and evening thundery showers. | Thundery Showers | TL | 20.000000 | 10.000000 | NNE | 95.000000 |
| 2021-01-05 | 2021-01-05T18:11:00+08:00 | 2021-01-05T21:02:14+08:00 | 2021-01-09 | 2021-01-09T00:00:00+08:00 | Windy. Periods of showers, at times with thunder. | Thundery Showers | TL | 25.000000 | 15.000000 | NE | 95.000000 |
| 2021-01-06 | 2021-01-06T10:26:00+08:00 | 2021-01-06T11:02:12+08:00 | 2021-01-07 | 2021-01-07T00:00:00+08:00 | Afternoon thundery showers. | Thundery Showers | TL | 20.000000 | 10.000000 | N | 95.000000 |
| 2021-01-06 | 2021-01-06T10:26:00+08:00 | 2021-01-06T11:02:12+08:00 | 2021-01-08 | 2021-01-08T00:00:00+08:00 | Afternoon and evening thundery showers. | Thundery Showers | TL | 20.000000 | 10.000000 | NE | 95.000000 |
Preview shows 10 rows and 12 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 | No |
| Update Timestamp | Text | No |
| Forecast Date | Date (YYYY-MM-DD) | No |
| Forecast Timestamp | Text | Yes |
| Forecast Summary | Text | Yes |
| Forecast Text | Text | Yes |
| Forecast Code | Text | Yes |
| Wind Speed High | Numeric | Yes |
| Wind Speed Low | Numeric | Yes |
| Wind Direction | Text | Yes |
| Relative Humidity High | Numeric | Yes |
| Relative Humidity Low | Numeric | Yes |
| Temperature High | Numeric | Yes |
| Temperature Low | Numeric | Yes |