Slovenia · April
Low seasonSlovenia · Europe
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, range from coolest to warmest dayØ dayrange | 5° (41°)-3– (27–)12 (54) | 7° (45°)-1– (30–)15 (59) | 12° (54°)3– (37–)21 (70) | 17° (63°)7– (45–)25 (77) | 21° (70°)12– (54–)29 (84) | 26° (79°)17– (63–)33 (91) | 28° (82°)19– (66–)34 (93) | 28° (82°)19– (66–)34 (93) | 22° (72°)13– (55–)30 (86) | 17° (63°)8– (46–)23 (73) | 10° (50°)2– (36–)18 (64) | 5° (41°)-2– (28–)13 (55) |
Ø night, range from coldest to warmest nightØ nightrange | -3° (27°)-10– (14–)5 (41) | -1° (30°)-9– (16–)5 (41) | 1° (34°)-6– (21–)8 (46) | 5° (41°)-2– (28–)12 (54) | 10° (50°)4– (39–)15 (59) | 14° (57°)9– (48–)19 (66) | 16° (61°)10– (50–)20 (68) | 15° (59°)8– (46–)20 (68) | 11° (52°)4– (39–)17 (63) | 7° (45°)-1– (30–)14 (57) | 3° (37°)-4– (25–)10 (50) | -1° (30°)-8– (18–)5 (41) |
☀️Sunshine | 2h UV 2 | 3h UV 3 | 6h UV 5 | 7h UV 7 | 7h UV 7 | 8h UV 8 | 8h UV 8 | 8h UV 7 | 6h UV 6 | 4h UV 4 | 2h UV 2 | 2h UV 2 |
🌧Rain Days | 6d70mm (2.8") | 7d84mm (3.3") | 6d81mm (3.2") | 7d89mm (3.5") | 9d122mm (4.8") | 8d104mm (4.1") | 8d110mm (4.3") | 7d127mm (5.0") | 8d176mm (6.9") | 6d107mm (4.2") | 8d121mm (4.8") | 7d105mm (4.1") |
Best travel time current monthØ = average · small figures = range: coolest–warmest day / coldest–warmest nightClimate data 2005–2025 · Source: ERA5 + station data
Off-season — lowest travel prices with still acceptable climate.
April in Slovenia at 17°C (63°F) is too cool for a beach holiday, but suitable for sightseeing and hiking. The best travel months are June and July.
Daytime highs average 17°C (63°F), cooling to 5°C (41°F) at night (daily average: 11°C (52°F)). Peaks reach around 25°C (77°F), the coldest nights around -2°C (28°F) — frost does occur. The sun shines an average of 7 hours per day; there are 7 rain days with 89 mm (3.5 in) total.
Pack warm clothing and sturdy footwear. Cool temperatures make hiking and cultural trips enjoyable — beaches are off the agenda.
Spring brings blossom, strong greens and cool mornings. In the Julian Alps snow lies for a long time above 1,500 metres (4,921 ft), while in Ljubljana people already sit outdoors. Showers become frequent in May — which is when the waterfalls carry the most water.
Packing list for Slovenia in April
- Long-sleeved shirts and light trousers
- Light jacket
- Jumper or fleece
- Warm jacket for frosty nights
- Sunscreen
- Sunglasses
- Light umbrella or rain poncho
- Travel first-aid kit
Frequently Asked Questions
- Is April a good time to visit Slovenia?
- April is not an optimal month for Slovenia (Score: 56/100), but it is manageable. For better conditions, consider June and July.
- How warm is it in Slovenia in April?
- In April, Slovenia sees daily highs of 17°C (63°F). Nights cool to 5°C (41°F), with a daily average of 11°C (52°F). Peaks reach around 25°C (77°F), the coldest nights around -2°C (28°F) — frost does occur.
- How much rain falls in Slovenia in April?
- In April, Slovenia receives an average of 89 mm (3.5 in) of rain over 7 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Slovenia get in April?
- Slovenia averages 7 sunshine hours per day in April — above the annual average.
