What is the hottest month in Trenton?

July is the warmest month in Trenton, with an average high of 90.9°F.

What is the coldest month in Trenton?

January is the coldest month in Trenton, with an average low of 15.1°F.

What month does Trenton get the most rain?

July is typically the wettest month in Trenton, with about 3.29 inches of precipitation.

What plant hardiness zone is Trenton in?

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

Trenton, NE

Climate overview — based on NOAA 1991-2020 normals from TRENTON DAM 1N, NE US.

BSk Semi-arid (cold) climate 7a USDA hardiness Zone 7a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Trenton has an annual average temperature of 51.9°F with about 20.3 inches of precipitation per year and 21.8 inches of snow. The warmest month is July (average high 90.9°F), and the coldest is January (average low 15.1°F). July is typically the wettest month (3.29 in) and January the driest (0.36 in). Snow typically falls from October through April.

Annual swing

48.8°F

warmest to coldest month

Heating need

5,610

HDD/yr

Cooling need

906

CDD/yr

Best time to visit Trenton

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Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	41.5°F	15.1°F	28.3°F	0.36 in	3.6 in	2
February	45.0°F	17.6°F	31.3°F	0.48 in	4.3 in	3
March	55.9°F	26.5°F	41.2°F	0.94 in	3.7 in	4
April	64.3°F	36.1°F	50.2°F	2.23 in	2.0 in	8
May	73.6°F	47.0°F	60.3°F	2.89 in	0.1 in	10
June	85.3°F	58.0°F	71.6°F	3.04 in	—	9
July	90.9°F	63.3°F	77.1°F	3.29 in	—	9
August	88.6°F	61.6°F	75.1°F	2.91 in	—	8
September	81.1°F	51.8°F	66.4°F	1.44 in	—	6
October	67.6°F	37.7°F	52.6°F	1.55 in	1.5 in	6
November	53.5°F	25.4°F	39.4°F	0.70 in	2.8 in	3
December	42.8°F	16.7°F	29.7°F	0.46 in	3.8 in	3