Sliač weather by month & the best time to visit
🇸🇰 Slovakia · small town · oceanic / maritime climate
The best time to visit Sliač is September — its sunniest month (Sunshine Score 77/100), with August and May close behind. Sliač averages about 1,759 hours of sunshine a year. Daytime highs around 21°C / 70°F and roughly 64 mm of rain in September.
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- Sun hours / year
- 1,759
- Sunniest month
- September
- Peak score
- 77/100
- Rain / year
- 781 mm
- Snow / year
- ≈1.4 m
- Midday UV at peak
- 5 (moderate)
- Population
- 5k
- Elevation
- 313 m
When is the best time to visit Sliač?
For sunshine, the best time to visit Sliač is September, then August and May. The dullest month is January (0/100, 54 mm of rain). The full month-by-month picture is in the table below.
How sunny is Sliač?
Sliač isn't a sunny place by world standards: about 1,759 hours of sunshine a year. 77 Sunshine Score points separate September (77) from January (0), so the month you pick matters. It ranks #3 of 4 destinations in Slovakia for annual sunshine, below the national median of 1,776 hours. The year's 781 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 |
|---|---|---|---|---|---|
| January | 0 | 1° / 34°F | -6° / 21°F | 54 mm | 0 |
| February | 0 | 3° / 37°F | -5° / 23°F | 51 mm | 1 |
| March | 0 | 8° / 46°F | -1° / 30°F | 52 mm | 2 |
| April | 53 | 16° / 61°F | 4° / 39°F | 48 mm | 3 |
| May | 74 | 20° / 68°F | 9° / 48°F | 83 mm | 5 |
| June | 73 | 24° / 75°F | 13° / 55°F | 87 mm | 5 |
| July | 72 | 27° / 81°F | 15° / 59°F | 91 mm | 5 |
| August | 75 | 27° / 81°F | 15° / 59°F | 75 mm | 5 |
| September | 77 | 21° / 70°F | 10° / 50°F | 64 mm | 3 |
| October | 39 | 14° / 57°F | 5° / 41°F | 62 mm | 2 |
| November | 0 | 8° / 46°F | 1° / 34°F | 59 mm | 1 |
| December | 0 | 2° / 36°F | -4° / 25°F | 55 mm | 0 |
See Sliač on the interactive sunshine globe →
Nearby places for sunshine
- Budapest Hungary · 135 km · best in Sep · 1,974 h sun/yr
- Ostrava Czechia · 139 km · best in Aug · 1,541 h sun/yr
- Bratislava Slovakia · 151 km · best in Sep · 1,795 h sun/yr
- Košice Slovakia · 155 km · best in Sep · 1,792 h sun/yr
- Kraków Poland · 167 km · best in Aug · 1,604 h sun/yr
- Brno Czechia · 187 km · best in Sep · 1,643 h sun/yr
Nearest destinations
- Poprad Slovakia · 94 km · 1,615 h sun/yr · best in Aug
- Győr Hungary · 149 km · 1,927 h sun/yr · best in Jul
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