McCook (NE) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at McCook

McCook average temperature chart (Celsius) McCook average temperature chart (Fahrenheit)
Average monthly temperatures in McCook (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.7 6.7 11.4 18.1 23.2 29.1 32.6 31.1 26 19.8 10.9 4.7
°F 38.7 44.1 52.5 64.6 73.7 84.3 90.6 88 78.8 67.7 51.6 40.4

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

McCook monthly rainfall chart (mm) McCook monthly rainfall chart (inches)
Average monthly rainfall in McCook (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 10 14 34 49 86 81 85 64 40 29 19 13
inches 0.4 0.6 1.3 1.9 3.4 3.2 3.4 2.5 1.6 1.1 0.7 0.5
Rainy days 5 5 7 8 11 9 9 8 7 5 4 5

Average annual rainfall in McCook: 463.267mm (182.4 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in McCook

McCook average daily sunshine chart
Average daily sunshine McCook
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.4 6.9 7.7 9.1 9.8 11.4 12 10.8 9.2 8.2 6.3 6

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

McCook average minimum / maximum temperatures (Celsius) McCook average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in McCook (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -10.7 -7.9 -3.6 2.3 8.3 13.6 17.1 15.5 10 2.8 -4.1 -9.4
Max °C 4.1 7.1 11.8 18.5 23.6 29.5 33 31.5 26.4 20.3 11.3 5
Min °F 12.8 17.8 25.6 36.1 46.9 56.4 62.7 59.9 50 37 24.7 15.1
Max °F 26.1 31.3 39.4 50.7 60.6 70.7 77 74.3 64.8 52.7 38.5 28

Sea temperature

The graph below shows the average sea temperature.

McCook average sea temperature chart (Celsius) McCook average sea temperature chart (Fahrenheit)
Average sea temperature around McCook in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.2 9.9 10.3 11.3 12.9 15 17.3 19.4 18.5 15.6 13 11.2
°F 50.3 49.9 50.6 52.3 55.2 58.9 63.1 66.9 65.2 60.1 55.4 52.1

Wind speed

The graph below shows the average wind speed.

McCook average winspeed by month (km/h) McCook average winspeed by month (mph)
Average wind speed in McCook (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 19 22 23 21 19 18 18 19 18 18 18
mph 12 12 14 14 13 12 11 11 12 11 11 11

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

McCook relative humidity averages
Average relative humidity in McCook
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
68% 68% 64% 60% 64% 63% 61% 62% 63% 60% 67% 69%