# Härnöängen, Sweden: what it is and when to go

> Härnöängen is a nature reserve in Södermanland, Sweden (Mariefred). Interests: Nature and Wildlife. The best time to visit is May to September. In June there are 18 h 11 of daylight, and in December, 5 h 48. It has an article in one Wikipedia, so it is not one of the busiest places in Sweden: one to enjoy at a calmer pace. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip.

- Address: https://kokai.app/en/paises/europa/suecia/harnoangens-naturreservat/
- Reviewed on: 2026-10-02
- Language: en

## In a nutshell

- **What it is:** Nature reserve in Södermanland, Sweden · Nature, Wildlife
- **Where:** Sweden
- **Best time:** May to September.
- **Nearest airport:** NYO Nyköping, 55 km as the crow flies
- **Website:** [lansstyrelsen.se](https://www.lansstyrelsen.se/sodermanland/besoksmal/naturreservat/harnoangen-och-stora-harno.html)
- **Run by:** AssiDomän AB
- **Coordinates:** 59.24918, 17.2715

## What it is and where

Härnöängen is a nature reserve in Södermanland, Sweden (Mariefred). It has an article in one Wikipedia, so it is not one of the busiest places in Sweden: one to enjoy at a calmer pace.

It is in [Mariefred](https://kokai.app/en/paises/europa/suecia/mariefred/), where this site lists 28 more places to see, 2.2 km from the centre.

Its coordinates are 59.24918, 17.2715; the nearest main airport is Stockholm Skavsta Airport (NYO, Nyköping), 55 km as the crow flies. How to get around Sweden (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/europa/suecia/#moverse).

- [Where it is](https://www.google.com/maps/search/?api=1&query=59.249184%2C17.271505)
- [Directions](https://www.google.com/maps/dir/?api=1&destination=59.249184%2C17.271505)

- **Run by:** AssiDomän AB

It is one of the [Nature](https://kokai.app/en/paises/europa/suecia/naturaleza/) and [Wildlife](https://kokai.app/en/paises/europa/suecia/fauna/) places in Sweden. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap.

## When to go

The best time to visit Härnöängen is **May to September**.

| Mes | Época | Hours of daylight |
| --- | --- | --- |
| January | Possible | 6 h 33 |
| February | Possible | 8 h 53 |
| March | Possible | 11 h 22 |
| April | Possible | 14 h 09 |
| May | Best time | 16 h 39 |
| June | Best time | 18 h 11 |
| July | Best time | 17 h 32 |
| August | Best time | 15 h 15 |
| September | Best time | 12 h 30 |
| October | Possible | 9 h 48 |
| November | Better not | 7 h 15 |
| December | Possible | 5 h 48 |

In June there are 18 h 11 of daylight, and in December, 5 h 48. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather.

| What you come for | Best time | Possible |
| --- | --- | --- |
| Nature | May to September | December to April and October |
| Wildlife | May to September | December to April and October |

It is not the same trip whatever you come for: Härnöängen has a different season depending on what you want to do here, and [Kokai](https://kokai.app/en/) puts it in the right month for you.

When to go to Sweden in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/europa/suecia/#cuando-ir).

## Before you go to Sweden

To enter Sweden there are 6 things to sort out before you leave, starting with “Valid Spanish ID card (DNI) or passport”: they are all, with their deadlines, in [the Sweden checklist](https://kokai.app/en/paises/europa/suecia/#antes-de-salir). Currency: Swedish krona (SEK); plugs: Type C and F · 230 V · 50 Hz (the same as in Spain); emergencies: 112 · 1177 health advice line.

In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it.

## What is nearby

- [Stora Härnön](https://kokai.app/en/paises/europa/suecia/stora-harnons-naturreservat/): Nature reserve in Södermanland, Sweden · 386 m
- [Mariefreds Strandbad](https://kokai.app/en/paises/europa/suecia/mariefreds-strandbad/): Hot spring bath · 1.8 km
- [Badplats Hedlandet](https://kokai.app/en/paises/europa/suecia/badplats-hedlandet/): Hot spring bath · 2.2 km
- [Taxinge-Näsby Castle](https://kokai.app/en/paises/europa/suecia/taxinge-slott/): Building in Nykvarn Municipality, Stockholm County, Sweden · 2.2 km
- [Mariefred Charterhouse](https://kokai.app/en/paises/europa/suecia/sten-sture-stenen/): Carthusian monastery in Sweden · 2.9 km

Distances are as the crow flies. Everything else is in [the Sweden guide](https://kokai.app/en/paises/europa/suecia/).

## More in Sweden: Nature

- [Kattegat](https://kokai.app/en/paises/europa/suecia/kattegat/): sea area between Denmark and Sweden
- [Kebnekaise](https://kokai.app/en/paises/europa/suecia/kebnekaise-nordtoppen/): Sweden's highest mountain
- [Abisko National Park](https://kokai.app/en/paises/europa/suecia/parque-nacional-de-abisko/): national park
- [Sarek National Park](https://kokai.app/en/paises/europa/suecia/sarek/): national park in northern Sweden
- [Vändåtberget](https://kokai.app/en/paises/europa/suecia/vandatbergets-naturreservat/): nature reserve in Västernorrland, Sweden
- [Ytterby](https://kokai.app/en/paises/europa/suecia/ytterby-mine/): mine on Resarö, Vaxholm municipality, Stockholm archipelago, Sweden

Every Sweden place under Nature, each with its season, is on [its page](https://kokai.app/en/paises/europa/suecia/naturaleza/).

## Frequently asked questions

### What is Härnöängen?

It is a nature reserve in Södermanland, Sweden. It has an article in one Wikipedia, so it is not one of the busiest places in Sweden: one to enjoy at a calmer pace.

### When is the best time to visit Härnöängen?

May to September. In June there are 18 h 11 of daylight, and in December, 5 h 48.

### How do you get to Härnöängen?

The nearest main airport is Stockholm Skavsta Airport (NYO), 55 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=59.249184%2C17.271505) opens the route on the map, and how to get around Sweden is explained in [its country guide](https://kokai.app/en/paises/europa/suecia/#moverse).

### How do I add it to my trip?

With one tap. In Kokai it is already on the Sweden map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby.

### What else is around here?

Nearby you have [Stora Härnön](https://kokai.app/en/paises/europa/suecia/stora-harnons-naturreservat/), [Mariefreds Strandbad](https://kokai.app/en/paises/europa/suecia/mariefreds-strandbad/), [Badplats Hedlandet](https://kokai.app/en/paises/europa/suecia/badplats-hedlandet/). The rest is in [the Sweden guide](https://kokai.app/en/paises/europa/suecia/).

Data from [OpenStreetMap](https://www.openstreetmap.org/relation/3361639), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q30208997), CC0. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).