What is the hottest month in Barrett?

July is the warmest month in Barrett, with an average high of 80.7°F.

What is the coldest month in Barrett?

January is the coldest month in Barrett, with an average low of 0.5°F.

What month does Barrett get the most rain?

June is typically the wettest month in Barrett, with about 4.38 inches of precipitation.

What plant hardiness zone is Barrett in?

Barrett is approximately in USDA plant hardiness Zone 5b, based on the average annual extreme minimum temperature.

Has the climate in Barrett changed recently?

9% of Barrett'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.

Barrett, MN

Climate overview — based on NOAA 1991-2020 normals from MORRIS W CNTRL RSCH & OUTREACH, MN US.

Dfb Warm-summer humid continental climate 5b USDA hardiness Zone 5b

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Barrett has an annual average temperature of 42.2°F with about 27 inches of precipitation per year and 44.6 inches of snow. The warmest month is July (average high 80.7°F), and the coldest is January (average low 0.5°F). June is typically the wettest month (4.38 in) and January the driest (0.72 in). Snow typically falls from October through April.

Pleasant months

2 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

60.5°F

warmest to coldest month

Heating need

8,502

HDD/yr

Cooling need

300

CDD/yr

Best time to visit Barrett

Full guide →

Climate change signal

All-time records →

33 of 366 (9%) of Barrett'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.

1880s		2
1890s		19
1900s		19
1910s		15
1920s		33
1930s		85
1940s		36
1950s		23
1960s		18
1970s		10
1980s		28
1990s		20
2000s		17
2010s		17
2020s		24

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	19.2°F	0.5°F	9.8°F	0.72 in	9.1 in	7
February	23.5°F	4.1°F	13.8°F	0.74 in	9.0 in	7
March	36.4°F	18.2°F	27.3°F	1.20 in	6.9 in	8
April	52.9°F	31.9°F	42.4°F	2.24 in	4.5 in	8
May	67.5°F	45.2°F	56.3°F	3.10 in	—	11
June	77.1°F	56.4°F	66.8°F	4.38 in	—	12
July	80.7°F	59.9°F	70.3°F	4.25 in	—	11
August	78.9°F	56.9°F	67.9°F	3.46 in	—	10
September	71.9°F	47.9°F	59.9°F	2.68 in	—	9
October	56.5°F	34.6°F	45.5°F	2.44 in	1.0 in	9
November	39.0°F	21.0°F	30.0°F	0.99 in	5.2 in	6
December	25.0°F	8.1°F	16.6°F	0.75 in	8.9 in	8