Pärnu weather by month & the best time to visit
🇪🇪 Estonia · seaside town · continental climate
The best time to visit Pärnu is July — its sunniest month (Sunshine Score 76/100), with August and June close behind. Pärnu averages about 1,650 hours of sunshine a year. Daytime highs around 23°C / 73°F and roughly 66 mm of rain in July.
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- Sun hours / year
- 1,650
- Sunniest month
- July
- Peak score
- 76/100
- Rain / year
- 691 mm
- Snow / year
- ≈1.4 m
- Midday UV at peak
- 4 (moderate)
- Sea at warmest
- 22°C / 72°F
- Population
- 40k
- Elevation
- 11 m
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When is the best time to visit Pärnu?
For sunshine, the best time to visit Pärnu is July, then August and June. The dullest month is January (0/100, 53 mm of rain). The full month-by-month picture is in the table below.
How sunny is Pärnu?
Pärnu isn't a sunny place by world standards: about 1,650 hours of sunshine a year. 76 Sunshine Score points separate July (76) from January (0), so the month you pick matters. It ranks #4 of 5 destinations in Estonia for annual sunshine, below the national median of 1,693 hours. The year's 691 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | -2° / 28°F | -6° / 21°F | 53 mm | 0 | 0° / 32°F |
| February | 0 | -2° / 28°F | -7° / 19°F | 45 mm | 0 | 0° / 32°F |
| March | 0 | 1° / 34°F | -4° / 25°F | 42 mm | 1 | 1° / 34°F |
| April | 0 | 8° / 46°F | 0° / 32°F | 42 mm | 2 | 5° / 41°F |
| May | 47 | 15° / 59°F | 6° / 43°F | 43 mm | 4 | 14° / 57°F |
| June | 69 | 19° / 66°F | 11° / 52°F | 69 mm | 4 | 21° / 70°F |
| July | 76 | 23° / 73°F | 15° / 59°F | 66 mm | 4 | 22° / 72°F |
| August | 74 | 22° / 72°F | 14° / 57°F | 78 mm | 3 | 21° / 70°F |
| September | 58 | 17° / 63°F | 10° / 50°F | 56 mm | 2 | 19° / 66°F |
| October | 6 | 9° / 48°F | 4° / 39°F | 68 mm | 1 | 11° / 52°F |
| November | 0 | 4° / 39°F | 1° / 34°F | 69 mm | 0 | 6° / 43°F |
| December | 0 | 0° / 32°F | -3° / 27°F | 60 mm | 0 | 2° / 36°F |
Sea temperature in Pärnu by month
The sea off Pärnu is warmest in July at around 22°C / 72°F, and coolest in January at 0°C / 32°F. The water sits at a comfortable 21°C or warmer roughly 3 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Pärnu on the interactive sunshine globe →
Nearby places for sunshine
- Tallinn Estonia · 112 km · best in Jul · 1,693 h sun/yr
- Riga Latvia · 169 km · best in Jul · 1,691 h sun/yr
- Helsinki (Vantaa) Finland · 213 km · best in Jul · 1,584 h sun/yr
- St. Petersburg Russia · 364 km · best in Jul · 1,522 h sun/yr
- Kaunas Lithuania · 385 km · best in Jun · 1,585 h sun/yr
- Stockholm Sweden · 398 km · best in Jul · 1,710 h sun/yr
Nearest destinations
- Kärdla Estonia · 114 km · 1,751 h sun/yr · best in Jul
- Kuressaare Estonia · 117 km · 1,739 h sun/yr · best in Jul
- Tartu Estonia · 130 km · 1,596 h sun/yr · best in Jul
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