5-day weather forecast Tallinn 21-03-2026
Weather forecast Tallinn Saturday 21 March 21.03.2026: sunny, temperature from 1 °C to 6 °C.
No precipitation expected. Wind up to 4 m/s (gusts 7.36 m/s). Air humidity 63–88%, atmospheric pressure 768–770 mm Hg, UV index up to 1.8.
Sunrise 06:30
Sunset 18:29
Sunset 18:29
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 1 °C | 0% | 5% | 79% | 768 mm Hg | SW 221° 2.89 (6.08) m/s | 0 |
| 01:00 | Clear | 1 °C | 0% | 3% | 79% | 768 mm Hg | SW 222° 2.89 (6.08) m/s | 0 |
| 02:00 | Clear | 1 °C | 0% | 3% | 78% | 769 mm Hg | SW 223° 2.69 (5.67) m/s | 0 |
| 03:00 | Clear | 1 °C | 0% | 4% | 78% | 769 mm Hg | SW 221° 2.69 (5.67) m/s | 0 |
| 04:00 | Clear | 1 °C | 0% | 4% | 77% | 769 mm Hg | SW 214° 2.89 (6.08) m/s | 0 |
| 05:00 | Clear | 1 °C | 0% | 4% | 77% | 769 mm Hg | SSW 209° 3 (6.31) m/s | 0 |
| 06:00 | Clear | 1 °C | 0% | 4% | 77% | 769 mm Hg | SSW 205° 3.19 (6.72) m/s | 0 |
| 07:00 |  Sunny | 1 °C | 0% | 3% | 79% | 769 mm Hg | SSW 205° 3.19 (6.64) m/s | 0 |
| 08:00 | Sunny | 2 °C | 0% | 3% | 78% | 769 mm Hg | SSW 207° 3.31 (6.11) m/s | 0.3 |
| 09:00 | Sunny | 3 °C | 0% | 3% | 75% | 770 mm Hg | SSW 213° 3.61 (5.86) m/s | 0.7 |
| 10:00 | Sunny | 4 °C | 0% | 2% | 71% | 770 mm Hg | SW 214° 3.81 (5.97) m/s | 1.1 |
| 11:00 | Sunny | 5 °C | 0% | 1% | 67% | 769 mm Hg | SW 217° 4 (6.36) m/s | 1.5 |
| 12:00 | Sunny | 6 °C | 0% | 0% | 65% | 770 mm Hg | SW 228° 3.89 (6.44) m/s | 1.8 |
| 13:00 | Sunny | 6 °C | 0% | 0% | 63% | 770 mm Hg | WSW 238° 3.81 (6.42) m/s | 1.7 |
| 14:00 | Sunny | 6 °C | 0% | 0% | 64% | 769 mm Hg | WSW 243° 3.69 (6.47) m/s | 1.4 |
| 15:00 | Sunny | 6 °C | 0% | 3% | 63% | 769 mm Hg | WSW 242° 3.81 (6.78) m/s | 1 |
| 16:00 | Sunny | 6 °C | 0% | 3% | 64% | 769 mm Hg | WSW 241° 3.81 (6.86) m/s | 0.6 |
| 17:00 | Sunny | 6 °C | 0% | 0% | 67% | 769 mm Hg | SW 236° 3.39 (6.33) m/s | 0.2 |
| 18:00 | Sunny | 5 °C | 0% | 0% | 71% | 769 mm Hg | SW 227° 3 (5.86) m/s | 0 |
| 19:00 | Clear | 4 °C | 0% | 0% | 78% | 769 mm Hg | SW 214° 2.89 (5.83) m/s | 0 |
| 20:00 | Clear | 3 °C | 0% | 0% | 83% | 770 mm Hg | SSW 207° 3.39 (6.58) m/s | 0 |
| 21:00 | Clear | 3 °C | 0% | 0% | 86% | 770 mm Hg | SSW 206° 3.81 (7.36) m/s | 0 |
| 22:00 | Clear | 3 °C | 0% | 9% | 87% | 770 mm Hg | SSW 205° 3.69 (7.33) m/s | 0 |
| 23:00 |  Partly cloudy | 2 °C | 0% | 39% | 88% | 770 mm Hg | SSW 202° 3.31 (6.72) m/s | 0 |
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.