Omaha NE Average Temperatures by Month

The numbers here tell you how hot and cold the weather usually is in Omaha, Nebraska during each month of the year.

The average high and low temperatures are listed below monthly and annually for the city, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 70, 80 or 90 °F each month in Omaha, scroll down farther. There are also monthly and yearly counts of days with cold weather.

The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1991 to 2020 weather.

10-year temperature averages for Omaha, 2010 to 2019
High °F	Low °F		High °C	Low °C
33	15	January	1	-10
36	17	February	2	-8
53	31	March	12	-1
64	41	April	18	5
75	53	May	24	12
85	65	June	30	18
88	69	July	31	20
85	66	August	30	19
80	58	September	27	14
66	43	October	19	6
50	30	November	10	-1
38	20	December	3	-7
63	42	Year	17	6

30-year temperature averages for Omaha, 1991 to 2020
High °F	Low °F		High °C	Low °C
34	15	January	1	-9
39	19	February	4	-7
52	30	March	11	-1
64	41	April	18	5
75	53	May	24	12
84	63	June	29	17
88	68	July	31	20
86	66	August	30	19
79	56	September	26	13
66	43	October	19	6
50	30	November	10	-1
38	20	December	3	-7
63	42	Year	17	6

Days of Hot Weather in Omaha

Throughout summer Omaha often sees temperatures in the 90s Fahrenheit. The 90-degree weather can appear anytime from April until October. But days of 100 °F (38 °C) or more are uncommon here, typically occurring only one or two days a year.

Number of days in Omaha of at least 70, 80 or 90 °F
	70 °F 21 °C	80 °F 27 °C	90 °F 32 °C
January	0	0	0
February	0	0	0
March	4	1	0
April	10	3	0
May	21	10	2
June	28	22	7
July	31	28	12
August	31	25	8
September	25	15	4
October	12	4	0
November	2	0	0
December	0	0	0
Year	164	107	33

How Often Omaha Has Cold Temperatures

Freezing temperatures happen regularly at Omaha from October to April, and in some years even show up in May or September. The city typically has 135 frosty nights a year. The nine coldest ones drop below 0 °F (-18 °C).

On an average of 40 days annually here the thermometer never rises above freezing. Days that chilly can occur from October to April. For nearly half of December and January the temperature remains below 32 °F all day long.

Days per month on average in Omaha when the minimum temperature drops to 20, 10 or 0 °F or below
	0 °F -18 °C	10 °F -12 °C	20 °F -8 °C
January	5	11	20
February	2	7	14
March	1	2	6
April	0	0	1
May	0	0	0
June	0	0	0
July	0	0	0
August	0	0	0
September	0	0	0
October	0	0	0
November	0	1	5
December	2	6	16
Year	9	27	61

Omaha Temperatures: Averages by Month

Days of Hot Weather in Omaha

How Often Omaha Has Cold Temperatures

References

More on Weather in Nebraska