What is the hottest month in McPherson?

July is the warmest month in McPherson, with an average high of 92.8°F.

What is the coldest month in McPherson?

January is the coldest month in McPherson, with an average low of 19.0°F.

What month does McPherson get the most rain?

May is typically the wettest month in McPherson, with about 5.42 inches of precipitation.

What plant hardiness zone is McPherson in?

McPherson is approximately in USDA plant hardiness Zone 7a, based on the average annual extreme minimum temperature.

McPherson, KS

Climate overview — based on NOAA 1991-2020 normals from MCPHERSON, KS US.

Dfa Hot-summer humid continental climate 7a USDA hardiness Zone 7a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

McPherson has an annual average temperature of 55.7°F with about 33.6 inches of precipitation per year and 14.2 inches of snow. The warmest month is July (average high 92.8°F), and the coldest is January (average low 19.0°F). May is typically the wettest month (5.42 in) and January the driest (0.90 in). Snow typically falls from November through April.

Pleasant months

1 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

49.9°F

warmest to coldest month

Heating need

4,713

HDD/yr

Cooling need

1,353

CDD/yr

Best time to visit McPherson

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Climate change signal

All-time records →

28 of 366 (7.7%) of McPherson'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.

1890s		25
1900s		25
1910s		43
1920s		27
1930s		81
1940s		8
1950s		42
1960s		8
1970s		5
1980s		31
1990s		18
2000s		12
2010s		22
2020s		19

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	42.4°F	19.0°F	30.7°F	0.90 in	4.1 in	4
February	47.2°F	22.0°F	34.6°F	1.22 in	3.3 in	5
March	57.6°F	31.3°F	44.4°F	2.35 in	2.6 in	7
April	67.1°F	40.6°F	53.9°F	2.98 in	0.6 in	9
May	77.0°F	52.3°F	64.7°F	5.42 in	—	11
June	87.9°F	63.4°F	75.6°F	4.75 in	—	9
July	92.8°F	68.3°F	80.6°F	4.19 in	—	9
August	90.7°F	66.3°F	78.5°F	3.51 in	—	8
September	83.3°F	57.6°F	70.4°F	2.97 in	—	7
October	70.6°F	44.4°F	57.5°F	2.44 in	0.1 in	7
November	56.3°F	31.4°F	43.8°F	1.56 in	0.6 in	5
December	44.3°F	22.2°F	33.3°F	1.29 in	2.9 in	5