May weather forecast
Chinook, MT

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Weather in May

May, the last month of the spring in Chinook, is an agreeable month, with temperature in the range of an average high of 69.1°F (20.6°C) and an average low of 40.8°F (4.9°C).

Temperature

As April transitions into May, a change in temperatures is observed, with average highs moving from a moderate 58.8°F (14.9°C) to an agreeable 69.1°F (20.6°C). Chinook sees a large disparity in day to night temperatures in May, with the night temperature dropping to an average of 40.8°F (4.9°C).

Rainfall

The months with the most rainfall in Chinook, Montana, are May and June, with an average 2.28" (58mm) of precipitation.

Daylight

In May, the average length of the day is 15h and 16min.
On the first day of the month, sunrise is at 5:55 am and sunset at 8:32 pm. On the last day of May, sunrise is at 5:19 am and sunset at 9:10 pm MDT.
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Frequently asked questions

What is the usual temperature for Chinook in May?

In May, in Chinook, the average high-temperature is 69.1°F (20.6°C), and the average low-temperature is 40.8°F (4.9°C).

What is the rainiest month in Chinook?

The months with the most rainfall are May and June, with an average 2.28" (58mm) of precipitation.

How much does it rain in Chinook in May?

In Chinook, in May, 2.28" (58mm) of precipitation is typically accumulated.

How many hours of daylight does Chinook have in May?

The average day length in May in Chinook is 15h and 16min.

What time are sunrise and sunset in May in Chinook?

In May, on the first day of the month, sunrise is at 5:55 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 9:10 pm MDT.

Average temperature in May
Chinook, MT

Average temperature in May - Chinook, MT
  • Average high temperature in May: 69.1°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (25.9°F).

  • Average low temperature in May: 40.8°F

The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is January (-0.5°F).

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Average rainfall in May
Chinook, MT

Average rainfall in May - Chinook, MT
  • Average rainfall in May: 2.3"

The wettest months (with the highest rainfall) are May and June (2.3").
The driest month (with the least rainfall) is February (0.3").

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Average daylight in May
Chinook, MT

Average daylight in May - Chinook, MT
  • Average daylight in May: 15h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

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Chinook, Montana, USA

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