Best year time to visit Delta

General weather information about Delta

Average annual temperature is 15.5 °C

Absolute maximum temperature: 36.9 °C

Absolute minimum temperature: -6.9 °C

Number of sunny days: 181 days

Number of rainy days: 182 days

Number of snow days: 2 days

Look at detailed online map of Delta

* Weather data for Delta United States is based on climate observations for 2026 year

Delta air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)21.625.225.828.729.233.336.036.933.129.927.319.2
Average daytime temperature (°C)12.115.215.920.425.328.331.130.328.022.116.512.5
Average temperature (°C)7.19.29.514.118.721.925.224.521.616.310.17.0
Average night temperature (°C)3.54.84.78.813.216.520.519.916.511.75.63.0
Absolute minimum temperature (°C)-4.1-5.7-6.92.04.610.516.214.412.94.0-4.8-4.4

Delta monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.012.011.010.09.0
Daylight mean duration (h)10.010.812.013.114.114.614.413.512.411.210.29.7
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.46.48.39.510.711.011.010.410.48.37.76.3
Precipitation (mm)136136929588145968368325397
Sunny days12161915141461218182215
Rainy days18111215171625191213816
Snow days110000000000

Best time to visit Delta:

The largest precipitation sum in Delta is at

  • January — 136(mm)
  • February — 136(mm)
  • June — 145(mm)
  • Frequently asked questions

    When is the best time to visit Delta?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Delta.
    What is the weather like in Delta?
    See average temperature, rainfall and daylight hours for Delta by month in the table above.
    How many sunny days does Delta have?
    The monthly weather statistics above show sunshine and rainfall patterns for Delta throughout the year.