-5 to 30°C
temperature
2756 hours
sunshine per day
338 mm
rain
212 days
dry
95 days
rain
58 days
snow

Climate of Onaka

Onaka has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Onaka is 25° degrees and there is about 133 inch of rain in a year. It is dry for 207 days a year with an average humidity of 69% and an UV-index of 3.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between -5°C and 30°C
  • Night:the average nighttime temperature is between -13°C and 18°C
  • Rain: it rains 95 days and there is a total of approximately 338 mm rainfall
  • Snow: it snows an average of 58 days per year
  • Sun hours: throughout the year there are 2756 sun hours
Maximum temperature: between -5°C and 30°C
Warmest month: 30°C in July
Coldest month: -5°C in January
Night temperature: between -13°C and 18°C
Dry days: 212 days
Days with rain: 95 days
Days with snow: 58 days
Total rain sum: 338 mm
Hours of sunshine: 2756 hours

Temperature graph

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

Precipitation graph

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

Climate table of Onaka

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°F) 23 25 40 54 67 78 86 84 75 57 42 26
Night temp. (°F) 9 12 25 37 49 58 65 63 55 41 28 14
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (inch) 6 7 11 12 17 26 19 10 6 9 5 6
Days with rain 3 2 7 11 13 14 11 10 8 8 4 4
Days with snow 13 12 10 4 - - - - - 2 6 11
Dry days 15 14 14 15 18 16 20 21 22 21 20 16
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 4 5 6 8 10 11 12 11 9 7 6 4
Wind force (Bft) 3 3 3 4 3 3 3 3 3 3 3 3
UV-index 1 1 2 3 4 6 7 6 4 2 2 1

Best time to visit Onaka

The best time to visit Onaka in the state of South Dakota is from May through September. In this period you have a warm temperature and little precipitation. The highest average temperature in Onaka is 86°F in July and the lowest is 23°F in January.

Climate of Onaka by month

What is the average climate in a given month for Onaka? 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.

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