5-day weather forecast Pärnu 18-03-2026
Weather forecast Pärnu tomorrow 18.03.2026: sunny, temperature from -1 °C to 4 °C.
Precipitation probability 73%. Wind up to 3.11 m/s (gusts 4.89 m/s). Air humidity 75–97%, atmospheric pressure 773–775 mm Hg, UV index up to 1.7.
Sunrise 06:34
Sunset 18:28
Sunset 18:28
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Mist | 1 °C | 0% | 41% | 95% | 773 mm Hg | WSW 256° 1.69 (3.53) m/s | 0 |
| 01:00 | Mist | 0 °C | 0% | 45% | 95% | 773 mm Hg | W 260° 1.5 (3.08) m/s | 0 |
| 02:00 | Mist | 0 °C | 0% | 37% | 95% | 773 mm Hg | WSW 254° 1.5 (3.06) m/s | 0 |
| 03:00 | Mist | 0 °C | 73% (0.01 mm/hr) | 82% | 96% | 773 mm Hg | SW 233° 1.5 (3.08) m/s | 0 |
| 04:00 | Mist | 0 °C | 0% | 15% | 96% | 773 mm Hg | SW 215° 1.5 (3.08) m/s | 0 |
| 05:00 | Mist | -1 °C | 0% | 14% | 97% | 773 mm Hg | SSW 206° 1.61 (3.31) m/s | 0 |
| 06:00 |  Freezing fog | -1 °C | 0% | 18% | 97% | 774 mm Hg | SW 217° 1.61 (3.28) m/s | 0 |
| 07:00 |  Mist | -1 °C | 83% (0.01 mm/hr) | 83% | 97% | 774 mm Hg | SW 223° 1.61 (3.22) m/s | 0 |
| 08:00 |  Sunny | 0 °C | 0% | 20% | 94% | 775 mm Hg | SW 214° 1.5 (2.69) m/s | 0.3 |
| 09:00 | Sunny | 1 °C | 0% | 14% | 89% | 775 mm Hg | SSW 210° 1.69 (2.72) m/s | 0.6 |
| 10:00 | Sunny | 2 °C | 0% | 6% | 85% | 775 mm Hg | SSW 208° 2 (3.06) m/s | 1.1 |
| 11:00 | Sunny | 3 °C | 0% | 4% | 82% | 775 mm Hg | SSW 212° 2.39 (3.56) m/s | 1.5 |
| 12:00 | Sunny | 4 °C | 0% | 4% | 79% | 775 mm Hg | SW 216° 2.5 (3.69) m/s | 1.7 |
| 13:00 | Sunny | 4 °C | 0% | 4% | 76% | 775 mm Hg | SW 219° 2.89 (4.36) m/s | 1.7 |
| 14:00 | Sunny | 4 °C | 0% | 8% | 75% | 774 mm Hg | SW 225° 3.11 (4.78) m/s | 1.4 |
| 15:00 | Sunny | 4 °C | 0% | 13% | 75% | 774 mm Hg | SW 226° 3.11 (4.86) m/s | 1 |
| 16:00 | Sunny | 4 °C | 0% | 14% | 75% | 774 mm Hg | SW 222° 3 (4.89) m/s | 0.5 |
| 17:00 | Sunny | 4 °C | 0% | 12% | 79% | 773 mm Hg | SW 216° 2.61 (4.5) m/s | 0.2 |
| 18:00 | Sunny | 2 °C | 0% | 13% | 86% | 773 mm Hg | SSW 209° 2.31 (4.72) m/s | 0 |
| 19:00 |  Clear | 1 °C | 0% | 15% | 90% | 773 mm Hg | SSW 209° 2.31 (4.83) m/s | 0 |
| 20:00 | Clear | 1 °C | 0% | 19% | 91% | 773 mm Hg | SSW 213° 2.31 (4.83) m/s | 0 |
| 21:00 | Clear | 0 °C | 0% | 22% | 92% | 773 mm Hg | SW 217° 2.19 (4.61) m/s | 0 |
| 22:00 | Clear | 0 °C | 0% | 24% | 93% | 773 mm Hg | SW 221° 2.19 (4.61) m/s | 0 |
| 23:00 | Clear | 0 °C | 0% | 25% | 94% | 773 mm Hg | SW 219° 2.31 (4.83) 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.