Find 24 hotels in Sweet Grass

When is the Best Time to Explore Sweet Grass?

If you're curious when is the best time of year to explore Sweet Grass, you may find this information about seasonal weather helpful when planning your trip. The warmest months in Sweet Grass are typically July and August, whereas the coldest months are usually February and December. The months with the most rain are June and May, whereas January and February have the least.

Here's a rundown on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 4°C and at night it is -10°C. Seasonal average rainfall is 56 mm.
• If you visit between April and June, you can expect an average temp of 21°C during the day and 0°C at night. Average rainfall during this season is 179 mm.
• The daytime average temp from July to September is 26°C and the night-time average is 9°C. Average precipitation for this season is 86 mm.
• Between October and December, the average temp during the day is 11°C and -9°C at night. Seasonal average rain is 75 mm.
• The average annual rainfall in Sweet Grass is 396 mm.