Best year time to visit Delta

General weather information about Delta

Average annual temperature is 13.6 °C

Absolute maximum temperature: 36.1 °C

Absolute minimum temperature: -10.2 °C

Number of sunny days: 186 days

Number of rainy days: 175 days

Number of snow days: 4 days

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* 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)16.720.421.029.629.934.035.033.436.127.222.616.9
Average daytime temperature (°C)8.510.011.220.022.526.930.529.125.119.912.09.2
Average temperature (°C)4.95.05.913.816.120.624.823.820.214.67.05.3
Average night temperature (°C)2.00.91.48.810.415.620.519.616.110.63.22.1
Absolute minimum temperature (°C)-3.6-10.2-5.11.44.211.918.316.310.75.1-4.9-3.0

Delta monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.710.712.013.314.414.914.713.712.511.210.09.4
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.86.87.59.311.410.811.910.78.28.67.74.8
Precipitation (mm)99586811320117101581474477164
Sunny days131515162010111415192315
Rainy days18111514112020171512715
Snow days021000000001

Delta - weather forecast by months

Delta weather in januaryDelta weather in februaryDelta weather in marchDelta weather in aprilDelta weather in mayDelta weather in juneDelta weather in julyDelta weather in augustDelta weather in septemberDelta weather in octoberDelta weather in novemberDelta weather in december

Best time to visit Delta:

The best time to visit Delta during the most sunny months:

  • May — 11.4(h)
  • June — 10.8(h)
  • July — 11.9(h)

The largest precipitation sum in Delta is at

  • April — 113(mm)
  • June — 117(mm)
  • September — 147(mm)
  • December — 164(mm)

    • Weather forecast in the closest to Delta admin centers

    Weather forecast in the closest towns to Delta

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    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.