5-day weather forecast Pärnu 21-05-2026
Weather forecast Pärnu Thursday, May 21 21.05.2026: sunny, temperature from 7 °C to 15 °C.
No precipitation expected. Wind up to 3.69 m/s (gusts 6.28 m/s). Air humidity 57–90%, atmospheric pressure 762–769 mm Hg, UV index up to 5.
Sunrise 04:43
Sunset 21:55
Sunset 21:55
Waxing Crescent24% illuminated
Moonrise 08:58 · Moonset 02:29
Moonrise 08:58 · Moonset 02:29
Chart
Table
Thu, May 21, 2026
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 9 °C | 0% | 4% | 82% | 764 mm Hg | NNW 346° 2 (4.19) m/s | 0 |
| 01:00 | Clear | 8 °C | 0% | 5% | 83% | 765 mm Hg | N 5° 1.61 (3.36) m/s | 0 |
| 02:00 | Clear | 8 °C | 0% | 5% | 83% | 764 mm Hg | N 9° 1.39 (2.94) m/s | 0 |
| 03:00 | Clear | 7 °C | 0% | 5% | 84% | 764 mm Hg | NNE 27° 1.19 (2.53) m/s | 0 |
| 04:00 | Clear | 8 °C | 0% | 4% | 89% | 768 mm Hg | E 90° 0.69 (1.47) m/s | 0 |
| 05:00 |  Sunny | 8 °C | 0% | 7% | 90% | 768 mm Hg | E 93° 0.89 (1.89) m/s | 0 |
| 06:00 | Sunny | 8 °C | 0% | 16% | 80% | 765 mm Hg | E 100° 1 (2.11) m/s | 0.1 |
| 07:00 |  Partly cloudy | 10 °C | 0% | 29% | 80% | 769 mm Hg | SSE 163° 0.89 (1.58) m/s | 0.3 |
| 08:00 | Sunny | 12 °C | 0% | 14% | 75% | 768 mm Hg | S 187° 1.31 (2) m/s | 0.9 |
| 09:00 | Sunny | 13 °C | 0% | 19% | 62% | 764 mm Hg | SSW 198° 1.11 (1.58) m/s | 1.7 |
| 10:00 | Sunny | 13 °C | 0% | 9% | 69% | 768 mm Hg | SW 223° 2.31 (3.53) m/s | 2.6 |
| 11:00 | Sunny | 14 °C | 0% | 12% | 66% | 768 mm Hg | SW 217° 2.61 (3.97) m/s | 3.6 |
| 12:00 | Sunny | 15 °C | 0% | 5% | 57% | 764 mm Hg | SW 224° 2.19 (3.39) m/s | 4.4 |
| 13:00 | Partly cloudy | 15 °C | 0% | 28% | 64% | 768 mm Hg | SW 224° 3.31 (5.06) m/s | 4.8 |
| 14:00 | Sunny | 15 °C | 0% | 19% | 63% | 768 mm Hg | SW 225° 3.5 (5.36) m/s | 4.7 |
| 15:00 | Sunny | 15 °C | 0% | 11% | 57% | 764 mm Hg | SW 227° 2.5 (4.33) m/s | 4.1 |
| 16:00 | Sunny | 15 °C | 0% | 5% | 63% | 768 mm Hg | SW 229° 3.5 (5.64) m/s | 4 |
| 17:00 | Sunny | 15 °C | 0% | 5% | 65% | 768 mm Hg | SW 235° 3.39 (5.58) m/s | 4 |
| 18:00 | Partly cloudy | 15 °C | 0% | 26% | 57% | 763 mm Hg | SW 228° 2 (3.61) m/s | 5 |
| 19:00 | Sunny | 14 °C | 0% | 11% | 71% | 767 mm Hg | WSW 249° 3.69 (6.28) m/s | 4 |
| 20:00 | Sunny | 13 °C | 0% | 14% | 80% | 767 mm Hg | WSW 254° 3.61 (6.25) m/s | 4 |
| 21:00 | Partly cloudy | 13 °C | 0% | 26% | 73% | 762 mm Hg | WSW 254° 1.31 (2.72) m/s | 4 |
| 22:00 |  Partly cloudy | 12 °C | 0% | 33% | 75% | 762 mm Hg | S 186° 1.39 (2.89) m/s | 0 |
| 23:00 | Partly cloudy | 12 °C | 0% | 41% | 76% | 762 mm Hg | ESE 118° 1.5 (3.11) m/s | 0 |
Thu, May 21, 2026
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.