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Northeast weather to feel more like Thanksgiving than Memorial Day. See the temp forecast. Chevron right

Roundup, MT

72°F
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Roundup, MT Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Chevron right

1 PM

74°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™70°

WindWSW 10 mph

Air QualityFair

Max UV Index9.1 (Very High)

Wind Gusts13 mph

Humidity22%

Indoor Humidity22% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover27%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

75°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™72°

WindW 10 mph

Air QualityFair

Max UV Index8.3 (Very High)

Wind Gusts14 mph

Humidity22%

Indoor Humidity22% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover48%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

76°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™73°

WindW 9 mph

Air QualityFair

Max UV Index6.0 (High)

Wind Gusts15 mph

Humidity21%

Indoor Humidity21% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

77°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™74°

WindW 9 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts15 mph

Humidity21%

Indoor Humidity21% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover72%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

76°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™73°

WindNW 8 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts14 mph

Humidity21%

Indoor Humidity21% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

75°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™72°

WindN 7 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts13 mph

Humidity23%

Indoor Humidity23% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

73°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™71°

WindNNE 7 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts8 mph

Humidity25%

Indoor Humidity25% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover61%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

72°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™70°

WindSW 7 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts8 mph

Humidity27%

Indoor Humidity27% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover55%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

68°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity31%

Indoor Humidity31% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover47%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

63°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity39%

Indoor Humidity33% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

60°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindS 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity47%

Indoor Humidity35% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover24%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Roundup

AccuWeather's hourly forecast for Roundup provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 74° with a RealFeel® of 79°, mostly sunny with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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