# TFA Dostmann 30.5020 Digital Window Weather Station with Temperature Range -25 to 70 °C and Humidity Range 30 to 80%

**URL:** https://aio.lv/en/product--tfa-305020--12698552
**Data updated:** 2026-09-28 04:19 (EEST)
**Category:** Weather Station
**Manufacturer:** TFA
**Manufacturer code:** 30.5020
**EAN:** 4009816019479
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 44.99 €
**Prices and availability valid until:** 2026-11-07 23:59
**Price without VAT (21%):** 37.18 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-305020--12698552

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.10.2026 | free |
| Pickup points | 28.10.2026 | 1.99 EUR |
| Courier delivery to door | 28.10.2026 | 4.99 EUR |

## Summary description

The TFA Dostmann 30.5020 digital weather station is a reliable device designed for monitoring outdoor temperature and humidity. It features an outside temperature measurement range of -25 to 70 °C and an outside humidity measuring range of 30 to 80%. Powered by an AAA battery, this compact window weather station provides precise readings with large digits, making it ideal for daily home use and climate tracking.

## Long description

The TFA Dostmann 30.5020 digital window weather station is a reliable device designed for monitoring outdoor temperature and humidity directly from your indoor space. Featuring a clear digital display with large digits, this compact weather station ensures effortless reading of current climate conditions. It is engineered to track outside temperatures ranging from -25 to 70 °C and humidity levels from 30 to 80%, providing essential data for everyday home climate management and weather tracking.
Advantages
This digital weather station offers exceptional convenience through its clear and legible large-digit screen, allowing you to check outdoor conditions at a glance without stepping outside. The device records and automatically resets maximum and minimum values, giving you a clear overview of daily temperature and humidity fluctuations. Designed for practical placement, it features an easy mounting system that allows the unit to be removed quickly when it is time to clean your windows. Furthermore, the weatherproof construction ensures reliable operation outdoors across changing environmental conditions.
Suitable for
Monitoring outdoor temperature and humidity from inside the home
Daily climate tracking for household comfort and planning
Placing directly on exterior windowsides for direct atmospheric readings
When it may not be suitable
This weather station is not designed for professional meteorological forecasting or industrial-grade atmospheric monitoring. It does not include advanced connectivity features such as smartphone integration, Wi-Fi data logging, or internal memory storage for long-term historical analysis beyond daily automatic resets.
Key specifications
Outside temperature measurement range: -25 to 70 °C
Outside humidity measurement range: 30 to 80%
Power supply: 1 x 1.5 V AAA battery
Dimensions: 110 x 97 x 105 mm
Weight: 150 g
Weatherproof design with large display
How to use
To set up the weather station, insert the included AAA battery into the battery compartment. Mount the device securely onto an exterior window surface using the provided adhesive mounting system, ensuring it is positioned where it can be easily viewed from the inside. The device will immediately begin measuring the surrounding outdoor temperature and humidity. To read the maximum and minimum recorded values, refer to the display interface, keeping in mind that these records feature an automatic reset function for ongoing daily tracking. When cleaning the window, simply detach the device from its mount and reattach it once finished.
What to consider before purchase
Verify that the exterior window surface is clean and flat for secure adhesive mounting
Note that the temperature measurement range spans from -25 °C to 70 °C
Confirm that the humidity measurement range meets your specific climate monitoring needs between 30% and 80%
Check that the physical dimensions of 110 x 97 x 105 mm fit your intended window placement area
Usage recommendations: For accurate temperature and humidity readings, mount the weather station in a location protected from direct, intense sunlight where possible, and replace the AAA battery promptly when the display indicates low power to maintain continuous climate monitoring.

## Specifications

### Other features

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 110 x 97 x 105 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.15 kg |

### Power

| Feature | Value |
|---|---|
| Battery type | AAA |

### Features

| Feature | Value |
|---|---|
| Wall mountable | Yes |
| Temperature measurement range (outside) (T-T) | -25 - 70 |
| Humidity measuring range (outside) (H-H) | 30 - 80 |

## FAQ

### How much does the TFA Dostmann 30.5020 Digital Weather Station cost, and is it available for purchase?

The price is 44.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 23.10.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All TFA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized TFA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for TFA Dostmann 30.5020 Digital Weather Station?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12698552/70343923_large.webp