Climate of Eureka

Eureka has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Eureka is 10° degrees and there is about 323 mm of rain in a year. It is dry for 152 days a year with an average humidity of 77% and an UV-index of 3.

Climate averages for the whole year

Day: the average daily temperature during the day is between -4°C and 25°C
Night:the average nighttime temperature is between -11°C and 7°C
Rain: it rains 133 days and there is a total of approximately 323 mm rainfall
Snow: it snows an average of 108 days per year
Sun hours: throughout the year there are 2719 sun hours

Maximum temperature:	between -4°C and 25°C
Warmest month:	25°C in July
Coldest month:	-4°C in December
Night temperature:	between -11°C and 7°C
Dry days:	124 days
Days with rain:	133 days
Days with snow:	108 days
Total rain sum:	323 mm
Hours of sunshine:	2719 hours

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

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Temperature graph

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

Precipitation graph

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

Climate table of Eureka

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	-3	-2	3	8	15	19	25	25	19	10	1	-4
Night temp. (°C)	-10	-10	-6	-3	2	5	7	7	4	0	-5	-11
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	27	34	43	32	26	30	9	8	12	28	39	35
Days with rain	8	8	17	17	14	13	7	6	8	13	14	8
Days with snow	20	20	18	8	1	-	-	-	-	3	16	22
Dry days	3	-	-	5	16	17	24	25	22	15	-	1
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	3	4	6	8	10	10	12	12	9	6	4	3
Wind force (Bft)	2	2	2	2	2	2	2	2	2	2	2	2
UV-index	1	1	2	2	4	4	5	4	3	2	1	1

Best time to visit Eureka

The best time to visit Eureka in the state of Montana is from June through September. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Eureka is 25°C in July and the lowest is -4°C in December.

Climate of Eureka by month

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