Climate of Onawa

Onawa has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Onawa is 15° degrees and there is about 455 mm of rain in a year. It is dry for 205 days a year with an average humidity of 73% and an UV-index of 4.

Climate averages for the whole year

Day: the average daily temperature during the day is between -2°C and 29°C
Night:the average nighttime temperature is between -10°C and 18°C
Rain: it rains 111 days and there is a total of approximately 455 mm rainfall
Snow: it snows an average of 31 days per year
Sun hours: throughout the year there are 2761 sun hours

Maximum temperature:	between -2°C and 29°C
Warmest month:	29°C in July
Coldest month:	-2°C in January
Night temperature:	between -10°C and 18°C
Dry days:	223 days
Days with rain:	111 days
Days with snow:	31 days
Total rain sum:	455 mm
Hours of sunshine:	2761 hours

Climate of Onawa
Temperature graph
Precipitation graph
Climate chart of Onawa
The best travel time for Onawa
Climate of Onawa by month
Experiences with the weather of Onawa

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Onawa.

Precipitation graph

This graph shows the average amount of rainfall per month for Onawa.

Climate table of Onawa

In this climate table you can see at a glance what the average weather per month is for Onawa. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Onawa might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	-2	0	9	15	22	27	29	28	24	16	9	0
Night temp. (°C)	-10	-8	0	6	12	17	18	17	13	7	1	-7
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	14	22	31	56	60	56	36	51	42	40	17	30
Days with rain	3	3	8	13	16	15	11	13	10	10	5	4
Days with snow	8	8	4	1	-	-	-	-	-	1	2	7
Dry days	20	17	19	16	15	15	20	18	20	20	23	20
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	4	5	6	8	10	10	11	10	9	6	6	5
Wind force (Bft)	3	3	3	3	3	3	3	3	3	3	3	3
UV-index	2	1	3	4	5	6	6	6	4	3	2	2

Best time to visit Onawa

The best time to visit Onawa in the state of Iowa is from May through September. In this period you have a warm temperature and little precipitation. The highest average temperature in Onawa is 29°C in July and the lowest is -2°C in January.

Climate of Onawa by month

What is the average climate in a given month for Onawa? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

January