Weather in Trøndelag

Calculated from weather data of Trondheim Airport, Værnes (ENVA) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	1.9	0.2	2.7	3.2	-3.5	6.2
February	2.0	2.5	3.3	2.6	-1.0	4.0
March	4.7	7.5	2.0	7.7	5.9	5.2
April	8.7		8.6	8.0	7.0	7.7
May	13.5		13.1	13.5	14.0	10.5
June	18.5		19.5	18.5	19.1	22.6
July	19.6		19.6	17.8	21.8	17.1
August	18.1		19.1	18.6	16.8	18.5
September	15.1		16.5	15.0	14.5	15.0
October	9.5		7.0	10.6	11.1	10.3
November	4.0		-1.3	6.7	4.2	7.5
December	1.3		-3.6	-4.5	0.9	5.5
Average	9.0	3.4	9.0	10.3	9.3	10.9

11th highest temperature of Norway

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	-4.4	-6	-2	-2	-9	1
February	-4.1	-3	-2	-3	-8	-2
March	-3.5	0	-6	0	-1	-1
April	0.7		1	-1	0	1
May	5.1		5	5	5	4
June	9.8		10	10	10	11
July	11.3		12	11	13	10
August	10.3		12	11	9	10
September	8.1		9	7	8	8
October	3.6		1	5	6	5
November	-2.8		-6	1	-1	3
December	-4.1		-8	-10	-5	1
Average	2.1	-4.9	2.0	3.2	2.3	4.2

29th lowest temperature of Norway

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
30 °C or warmer	0	0	0	1	3
25 °C or warmer	0	8	9	14	12
20 °C or warmer	0	42	25	32	44
0 °C or colder	52	134	92	122	69

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	32.0	18	28	50	19	38
February	26.8	24	38	42	12	33
March	28.7	10	39	22	35	31
April	27.1		21	32	44	40
May	18.7		21	23	6	30
June	16.6		11	18	15	8
July	15.8		16	25	14	23
August	16.4		20	14	20	14
September	22.0		22	19	25	20
October	26.8		26	31	34	20
November	16.6		11	1	31	28
December	29.4		19	26	32	13
Average	21.1	16.3	21.5	23.7	22.2	23.8

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (km/h)

Month	Average	2024	2023	2022	2021	2020
January	17.9	20	17	21	13	19
February	16.3	18	18	16	15	18
March	17.3	14	16	17	20	19
April	16.6		15	17	20	20
May	16.8		18	19	14	19
June	16.0		16	14	15	16
July	15.7		14	17	17	17
August	14.3		13	14	17	14
September	15.7		13	14	15	17
October	15.8		16	14	17	15
November	14.5		14	16	15	18
December	16.0		15	15	17	16
Average	16.1	16.4	15.2	16.0	16.3	17.1

42nd highest wind speed of Norway

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	S	SE	W	E	SW
February	SE	W	S	SE	S
March	SE	SW	W	W	SW
April		SE	W	W	W
May		W	W	S	W
June		W	W	W	SW
July		SW	SW	W	W
August		SW	SW	W	SW
September		SW	S	SW	SW
October		S	S	SW	SE
November		E	SE	S	SW
December		SE	SE	SE	SE

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Trøndelag weather Q&A

What is the warmest month in Trøndelag?

The warmest month is July with an average temperature of 20 °C over the past years.

What is the coldest month in Trøndelag?

The coldest month is December with an average daytime temperature of 1 °C in the past few years.

Which month is the wettest in Trøndelag?

Chance of precipitation is the highest in January with a probability of around 32.0 %.

Which month is the driest in Trøndelag?

The least rainfall and snow can be expected in July. The probability is about 15.8 %.