2 to 31°C
temperature
3127 hours
sunshine per day
205 mm
rain
242 days
dry
107 days
rain
16 days
snow

Climate of Sunnyside

Sunnyside has a semi-arid climate. It hardly rains here. The average annual temperature for Sunnyside is 16° degrees and there is about 204 mm of rain in a year. It is dry for 228 days a year with an average humidity of 59% 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 31°C
  • Night:the average nighttime temperature is between -4°C and 17°C
  • Rain: it rains 107 days and there is a total of approximately 205 mm rainfall
  • Snow: it snows an average of 16 days per year
  • Sun hours: throughout the year there are 3127 sun hours
Maximum temperature: between 2°C and 31°C
Warmest month: 31°C in July
Coldest month: 2°C in January
Night temperature: between -4°C and 17°C
Dry days: 242 days
Days with rain: 107 days
Days with snow: 16 days
Total rain sum: 205 mm
Hours of sunshine: 3127 hours

Do you want to go to Sunnyside?

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Temperature graph

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

Precipitation graph

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

Climate table of Sunnyside

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 2 5 11 16 21 25 31 30 24 16 8 2
Night temp. (°C) -3 -1 2 5 9 12 16 17 13 7 1 -4
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 27 22 23 14 19 16 7 7 7 20 15 28
Days with rain 11 9 14 11 10 7 4 4 5 10 11 11
Days with snow 5 4 1 - - - - - - - 1 5
Dry days 15 15 16 19 21 23 27 27 25 21 18 15
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 5 5 8 10 11 12 12 12 11 6 6 5
Wind force (Bft) 2 2 3 3 3 3 2 2 2 2 2 2
UV-index 2 2 3 4 5 6 6 5 5 3 2 2

Best time to visit Sunnyside

The best time to visit Sunnyside in the state of Washington is from May through September. In this period you have a warm temperature and almost no precipitation. The highest average temperature in Sunnyside is 31°C in July and the lowest is 2°C in January.

Climate of Sunnyside by month

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

Sunnyside weather experiences

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