Is Trollholmen good for swimming today?
Trollholmen has BeachFinder Score: 87/100. Use this as a planning signal only, then check local flags, lifeguards, closures and current beach conditions.
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SE-S - SE
Trollholmen
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Shared BeachFinder spot: compare live conditions, water temperature, wind, UV, waves, currents, amenities and nearby alternatives before you leave.
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Quick answer
Quick answer: Trollholmen today
Trollholmen is a BeachFinder spot in SE-S, SE. Today, compare water temperature 21°C, wind 9 km/h · N, uv 5.8, waves 0.0 m, water quality Check official advisories before leaving. BeachFinder Score: 87/100. Always check official flags, closures and lifeguard advice before swimming.
Water temperature
21°C
Wind
9 km/h · N
UV
5.8
Waves
0.0 m
Water quality
Check official advisories
Last updated: Jul 10, 05:00 AM local forecast timeBeachFinder Score: 87/100
Sources: Open-Meteo weather and marine forecasts, OpenStreetMap place context and BeachFinder spot data.
This is planning information, not a safety clearance. Conditions can change quickly.
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Live conditions on the site
Surfers can check wind, wave height, currents and surf cues here before opening the full BeachFinder app.
Updated: Jul 10, 05:00 AM
Water temp
21°C
Air temp
13°C
Feels like
11°C
UV index
5.8
Wind
9 km/h · N
Gust 17 km/h
Waves
0.0 m
Current
0 km/h · E
Parking
...
Shower
...
Accessible access
...
Toilets
...
Restaurants
...
Weather and marine data: Open-Meteo
Trollholmen
Trollholmen is a Swedish beach located in Sollentuna, identified as a public bathing site. Its surface is noted as grass, which distinctly sets it apart from a sandy or pebbly beach. Lifeguard services are indicated as absent. To choose this spot, approach it as a local swimming area around Norrviken, with a grassy ground and a municipal setting rather than a large maritime beach. Nearby alternatives are Torparängsbadet at 1.8 km, Badberget at 5.3 km, and Rösjöbadet at 6 km; Rösjö hundstrand is located 6.1 km away. This distribution allows for comparing several swimming areas in the Sollentuna sector without completely changing zones.
About this spot
Trollholmen is especially relevant if you are looking for a swimming area in Sollentuna on a grassy surface. Lifeguard services are noted as absent, and Torparängsbadet is the closest comparison point within 2 km.
Updated 5/15/2026
Frequently asked questions
What is the water temperature at Trollholmen today?
21°C. Marine temperature is shown when forecast coverage is available for this location.
How windy is Trollholmen today?
9 km/h · N. Wind can change comfort and surface conditions, especially on exposed beaches.
What should I check before swimming at Trollholmen?
Check official safety flags, lifeguard advice, closures, water-quality advisories, UV, wind, waves and currents before entering the water.
Before you go
Conditions
Compare water temperature, air temperature, feels-like temperature, UV index, wind, waves and currents. Surf-focused data appears when a marine model covers the spot.
Amenities
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Trollholmen
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