5-day weather forecast Pärnu 18-05-2026
Weather forecast Pärnu tomorrow 18.05.2026: sunny, temperature from 6 °C to 16 °C.
Precipitation probability 85%. Wind up to 4.89 m/s (gusts 8.03 m/s). Air humidity 53–94%, atmospheric pressure 762–765 mm Hg, UV index up to 2.
Sunrise 04:49
Sunset 21:49
Sunset 21:49
Waxing Crescent2% illuminated
Moonrise 04:41 · Moonset 00:01
Moonrise 04:41 · Moonset 00:01
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 7 °C | 0% | 8% | 80% | 764 mm Hg | NNW 337° 2.5 (5.25) m/s | 0 |
| 01:00 | Clear | 7 °C | 0% | 8% | 84% | 765 mm Hg | N 2° 2.19 (4.61) m/s | 0 |
| 02:00 | Clear | 6 °C | 0% | 12% | 87% | 765 mm Hg | N 2° 2.5 (5.25) m/s | 0 |
| 03:00 | Clear | 6 °C | 0% | 21% | 90% | 765 mm Hg | N 10° 2.69 (5.67) m/s | 0 |
| 04:00 | Clear | 6 °C | 0% | 19% | 90% | 765 mm Hg | NNE 29° 2.69 (5.67) m/s | 0 |
| 05:00 |  Sunny | 6 °C | 0% | 19% | 89% | 765 mm Hg | NNE 29° 2.69 (5.67) m/s | 0 |
| 06:00 | Sunny | 7 °C | 0% | 19% | 85% | 765 mm Hg | NNE 32° 2.81 (5.58) m/s | 0.1 |
| 07:00 | Sunny | 8 °C | 0% | 20% | 79% | 765 mm Hg | NNE 29° 3.31 (5.42) m/s | 0.3 |
| 08:00 | Sunny | 10 °C | 0% | 15% | 74% | 765 mm Hg | NE 41° 3.39 (4.89) m/s | 0.8 |
| 09:00 | Sunny | 11 °C | 0% | 18% | 68% | 765 mm Hg | NE 43° 3.5 (4.89) m/s | 1.3 |
| 10:00 | Sunny | 13 °C | 0% | 22% | 63% | 765 mm Hg | NE 36° 3.61 (5.03) m/s | 1.8 |
| 11:00 |  Partly cloudy | 14 °C | 0% | 26% | 58% | 764 mm Hg | NE 44° 3.69 (5.25) m/s | 2 |
| 12:00 | Partly cloudy | 15 °C | 0% | 48% | 55% | 764 mm Hg | NE 50° 4 (5.78) m/s | 2 |
| 13:00 |  Cloudy | 16 °C | 0% | 65% | 53% | 764 mm Hg | NE 50° 3.89 (5.81) m/s | 1.6 |
| 14:00 |  Patchy rain possible | 16 °C | 85% (0.05 mm/hr) | 69% | 54% | 764 mm Hg | ENE 57° 4.11 (6.22) m/s | 1.7 |
| 15:00 |  Light drizzle | 14 °C | 100% (0.26 mm/hr) | 100% | 67% | 764 mm Hg | E 79° 4.31 (6.83) m/s | 1.9 |
| 16:00 | Light drizzle | 12 °C | 100% (0.75 mm/hr) | 100% | 87% | 764 mm Hg | ENE 67° 3.31 (5.53) m/s | 0.9 |
| 17:00 | Patchy rain possible | 11 °C | 100% (0.07 mm/hr) | 60% | 89% | 764 mm Hg | NE 38° 3.19 (5.44) m/s | 0.4 |
| 18:00 |  Light rain shower | 12 °C | 100% (0.34 mm/hr) | 73% | 85% | 764 mm Hg | NE 35° 3.5 (5.58) m/s | 0.2 |
| 19:00 |  Light rain | 11 °C | 100% (1.37 mm/hr) | 100% | 90% | 764 mm Hg | NNE 15° 3.61 (6.03) m/s | 0.1 |
| 20:00 | Light rain shower | 10 °C | 100% (0.22 mm/hr) | 100% | 92% | 763 mm Hg | N 4° 4.31 (7.22) m/s | 0 |
| 21:00 | Patchy rain possible | 10 °C | 100% (0.05 mm/hr) | 100% | 92% | 763 mm Hg | NNE 13° 4 (6.78) m/s | 0 |
| 22:00 |  Patchy rain possible | 9 °C | 100% (0.11 mm/hr) | 100% | 92% | 763 mm Hg | NNE 15° 4.31 (7.22) m/s | 0 |
| 23:00 |  Light rain | 9 °C | 100% (1.59 mm/hr) | 100% | 94% | 762 mm Hg | NNE 15° 4.89 (8.03) m/s | 0 |
Pärnu on the map
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.