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Trøndelag (Trondheim)
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Norway weather

Weather in Trøndelag for May 2026

Your guide to Trøndelag weather in May - trends and predictions

    Official Weather Alert ⚠️

  • Snow Avalanche Warning - See hour by hour.

    • Snow Forecast ❄️

  • With an average of 3 snowy days, Trøndelag usually enjoys a light touch of snow in May.
    According to Trøndelag snow forecast for May 2026, 3 snowy days are expected in the next 2 weeks. The closest date with snow is Wednesday, 6 May.

    • Temperatures

  • The forecast for the next days in Trøndelag predicts temperatures to be around 10 °C, close to the historical average.

  • In general, the average temperature in Trøndelag at the beginning of May is 8.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 14.4 °C by the end of May.

    • Rain 🌧️

  • Trøndelag in May brings notable rainfall, with an average of 19 rainy days and a total precipitation of 86.9 mm.

Average dry days
9
Dry days
Average rainy days
19
Rainy days
Average snowy days
3
Snow days
Average temperatures
13°/5°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Trøndelag Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
12°
2
Moderate rain at times
9°
3
Patchy rain possible
9°
4
Patchy rain possible
8°
5
Overcast
11°
6
Weather Alert Patchy rain possible
5°
7
Weather Alert Partly cloudy
8°
8
Partly cloudy
11°
9
Patchy rain possible
9°
10
Patchy rain possible
6°
11
Patchy rain possible
9°
12
Patchy rain possible
7°
13
Patchy rain possible
11°
14
Sunny
12°
15
Sunny
13°
16
Sunny
12°
17
Patchy rain possible
13°
18
Cloudy
13°
19
Partly cloudy
14°
20
Partly cloudy
15°
21
Cloudy
15°
22
Cloudy
18°
23
Moderate or heavy rain shower
13°
24
Patchy rain possible
13°
25
Patchy rain possible
16°
26
Patchy rain possible
15°
27
Moderate rain at times
18°
28
Moderate rain at times
11°
29
Moderate or heavy rain shower
14°
30
Patchy rain possible
15°
31
Patchy rain possible
12°

What’s the Weather Like in Trøndelag This May?

Discover the average temperatures and weather trends across Trøndelag’s cities this May.
Patchy rain possibleTrondheim13 °C / 5 °CPatchy rain possibleOlden12 °C / 7 °CMore Locations

Temperatures trend during May in Trøndelag

See the weather trend as well as the moving average line

May weather in Trøndelag day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
1 May Patchy rain possible
Patchy rain possible
 12° /2° 1.3 mm 0 cm
2 May Moderate rain at times
Moderate rain at times
 9° /3° 6.2 mm 0 cm
3 May Patchy rain possible
Patchy rain possible
 9° /1° 2.4 mm 0.4 cm
4 May Patchy rain possible
Patchy rain possible
 8° /2° 2.2 mm 0.2 cm
5 May Overcast
Overcast
 11° /2° 3 mm 0.5 cm
6 May Patchy rain possible
Patchy rain possible
 5° /1° 1.8 mm 0.2 cm
7 May Partly cloudy
Partly cloudy
 8° /2° 0.1 mm 0 cm
8 May Partly cloudy
Partly cloudy
 11° /3° 0 mm 0 cm
9 May Patchy rain possible
Patchy rain possible
 9° /5° 3.1 mm 0 cm
10 May Patchy rain possible
Patchy rain possible
 6° /3° 4.2 mm 0.1 cm
11 May Patchy rain possible
Patchy rain possible
 9° /2° 0.3 mm 0.2 cm
12 May Patchy rain possible
Patchy rain possible
 7° /5° 2.3 mm 0 cm
13 May Patchy rain possible
Patchy rain possible
 11° /6° 0.4 mm 0 cm
14 May Sunny
Sunny
 12° /7° 0 mm 0 cm
15 May Sunny
Sunny
 13° /5° 0 mm 0 cm
16 May Sunny
Sunny
 12° /6° 0 mm 0 cm
17 May Patchy rain possible
Patchy rain possible
 13° /8° 0.4 mm 0 cm
18 May Cloudy
Cloudy
 13° /7° 0 mm 0 cm
19 May Partly cloudy
Partly cloudy
 14° /5° 1 mm 0 cm
20 May Partly cloudy
Partly cloudy
 15° /5° 0.1 mm 0 cm
21 May Cloudy
Cloudy
 15° /5° 2.3 mm 0 cm
22 May Cloudy
Cloudy
 18° /6° 0.3 mm 0 cm
23 May Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /7° 4.5 mm 0 cm
24 May Patchy rain possible
Patchy rain possible
 13° /5° 9.4 mm 0 cm
25 May Patchy rain possible
Patchy rain possible
 16° /5° 4.5 mm 0 cm
26 May Patchy rain possible
Patchy rain possible
 15° /7° 9.2 mm 0 cm
27 May Moderate rain at times
Moderate rain at times
 18° /7° 6.4 mm 0 cm
28 May Moderate rain at times
Moderate rain at times
 11° /6° 9.7 mm 0 cm
29 May Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /5° 5.2 mm 0 cm
30 May Patchy rain possible
Patchy rain possible
 15° /5° 1.1 mm 0 cm
31 May Patchy rain possible
Patchy rain possible
 12° /5° 1.8 mm 0 cm
Next
Important Notice
Our weather forecast for Trøndelag in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Trøndelag forecast closer to your planned date for the most up-to-date weather information.
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Trøndelag in May - FAQ

What are the expected maximum and minimum temperatures in Trøndelag during May?

During May, expect a variety of temperatures with highs around 13° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in Trøndelag during May?

Moderate rainfall is anticipated in Trøndelag during May, with a total of 86.9 mm spread over approximately 19 days. Considering plans for rainy days is advisable.

Will it snow in Trøndelag in May 2026?

Trøndelag experiences an average snowfall of 1.11333 cm during May, occurring over 3 days.

What are the typical wind conditions in Trøndelag during May?

The average wind speed in Trøndelag during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Trøndelag snow forecast May 2026

Track daily snowfall levels and discover Trøndelag’s snowy potential this May ❄️
On average, Trøndelag sees 3 snowy days during May, with approximately 1.1 cm of total snowfall.

May rainfall patterns in Trøndelag

Explore the daily rainfall trends and prepare for Trøndelags May weather 💧
Typically, Trøndelag has 19 rainy days in May with a total of 86.9 mm of rainfall.
Provinces in Trøndelag
Select a province for an accurate weather forecast
TrondheimØrland
Top locations in Trøndelag
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OldenTrondheim
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Location coordinates Where is Trøndelag?

Get accurate weather forecasts for Trøndelag, located at latitude 63.43 and longitude 10.395. Stay updated with localized weather information tailored for Trøndelag.

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