Climate of Marshalltown

Marshalltown has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Marshalltown is 14° degrees and there is about 317 mm of rain in a year. It is dry for 210 days a year with an average humidity of 79% and an UV-index of 4.

Climate averages for the whole year

Day: the average daily temperature during the day is between -4°C and 27°C
Night:the average nighttime temperature is between -11°C and 18°C
Rain: it rains 107 days and there is a total of approximately 317 mm rainfall
Snow: it snows an average of 33 days per year
Sun hours: throughout the year there are 2629 sun hours

Maximum temperature:	between -4°C and 27°C
Warmest month:	27°C in July
Coldest month:	-4°C in January
Night temperature:	between -11°C and 18°C
Dry days:	225 days
Days with rain:	107 days
Days with snow:	33 days
Total rain sum:	317 mm
Hours of sunshine:	2629 hours

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

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Temperature graph

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

Precipitation graph

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

Climate table of Marshalltown

In this climate table you can see at a glance what the average weather per month is for Marshalltown. 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 Marshalltown might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	-4	-1	7	14	21	26	27	26	23	16	8	0
Night temp. (°C)	-11	-9	-1	5	12	17	18	16	13	7	0	-6
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	8	11	19	37	43	47	29	37	31	24	16	15
Days with rain	3	3	9	12	13	14	12	12	10	8	6	5
Days with snow	9	8	5	1	-	-	-	-	-	-	2	8
Dry days	19	17	17	17	18	16	19	19	20	23	22	18
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	4	4	6	8	9	10	10	10	10	5	5	4
Wind force (Bft)	3	3	3	3	3	3	2	2	3	3	3	3
UV-index	2	2	3	4	5	6	6	5	4	2	2	2

Best time to visit Marshalltown

The best time to visit Marshalltown in the state of Iowa is from May through September. In this period you have a warm temperature and almost no precipitation. The highest average temperature in Marshalltown is 27°C in July and the lowest is -4°C in January.

Climate of Marshalltown by month

What is the average climate in a given month for Marshalltown? 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