What is the hottest month in Mountain Lake?

July is the warmest month in Mountain Lake, with an average high of 84.3°F.

What is the coldest month in Mountain Lake?

January is the coldest month in Mountain Lake, with an average low of 8.0°F.

What month does Mountain Lake get the most rain?

June is typically the wettest month in Mountain Lake, with about 4.73 inches of precipitation.

What plant hardiness zone is Mountain Lake in?

Mountain Lake is approximately in USDA plant hardiness Zone 6a, based on the average annual extreme minimum temperature.

Has the climate in Mountain Lake changed recently?

16.7% of Mountain Lake's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Mountain Lake, MN

Climate overview — based on NOAA 1991-2020 normals from WINDOM, MN US.

Dfa Hot-summer humid continental climate 6a USDA hardiness Zone 6a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Mountain Lake has an annual average temperature of 46.8°F with about 31.7 inches of precipitation per year and 43.5 inches of snow. The warmest month is July (average high 84.3°F), and the coldest is January (average low 8.0°F). June is typically the wettest month (4.73 in) and February the driest (0.83 in). Snow typically falls from October through April.

Pleasant months

1 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

57.1°F

warmest to coldest month

Heating need

7,143

HDD/yr

Cooling need

594

CDD/yr

Best time to visit Mountain Lake

Full guide →

Climate change signal

All-time records →

61 of 366 (16.7%) of Mountain Lake's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1900s		8
1910s		23
1930s		23
1940s		48
1950s		37
1960s		23
1970s		31
1980s		43
1990s		14
2000s		39
2010s		22
2020s		55

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	25.3°F	8.0°F	16.7°F	0.89 in	8.4 in	7
February	30.3°F	11.7°F	21.0°F	0.83 in	9.0 in	7
March	42.7°F	24.0°F	33.3°F	1.76 in	7.3 in	8
April	58.0°F	35.6°F	46.8°F	3.21 in	4.2 in	10
May	70.5°F	48.3°F	59.4°F	4.48 in	0.1 in	12
June	80.5°F	59.4°F	70.0°F	4.73 in	—	12
July	84.3°F	63.4°F	73.8°F	3.93 in	—	10
August	81.4°F	60.7°F	71.0°F	3.69 in	—	9
September	75.0°F	52.0°F	63.5°F	3.20 in	—	9
October	60.7°F	38.6°F	49.6°F	2.45 in	0.9 in	8
November	43.6°F	25.3°F	34.5°F	1.50 in	5.2 in	6
December	30.4°F	13.8°F	22.1°F	1.07 in	8.4 in	8