Riverdale, MT
Unincorporated community in Cascade County, Montana
Riverdale is a small unincorporated community in Cascade County, Montana. It is 4.3 miles NW of Fair Haven Colony, the nearest town. Its ZIP code is 59485.
Riverdale at a glance
- State
- Montana
- County
- Cascade County
- ZIP code
- 59485
- Nearest town
- Fair Haven Colony (4.3 mi)
- Time zone
- America/Denver
- Coordinates
- 47.3467, -111.5919
Weather in Riverdale now
Loading the National Weather Service forecast…
Riverdale weather by the hour
Riverdale weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Riverdale.
This week in Riverdale
Sunrise, sunset and moon in Riverdale
What is the weather usually like in Riverdale?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 86°F average high
- Februarycoldest month · 19°F average low
- 16.9 inprecipitation per year · 429 mm
- 66.8 insnowfall per year · 170 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Riverdale: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station CASCADE 5 S, MT US (USC00241552), adjusted for the elevation of Riverdale.
Riverdale weather month by month
Sunrise and sunset in Riverdale through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:06 AM | 5:04 PM | 8 h 58 min |
| February | 7:29 AM | 5:51 PM | 10 h 22 min |
| March | 7:36 AM | 7:33 PM | 11 h 56 min |
| April | 6:35 AM | 8:17 PM | 13 h 41 min |
| May | 5:47 AM | 8:58 PM | 15 h 10 min |
| June | 5:27 AM | 9:26 PM | 15 h 59 min |
| July | 5:43 AM | 9:20 PM | 15 h 37 min |
| August | 6:21 AM | 8:39 PM | 14 h 18 min |
| September | 7:02 AM | 7:40 PM | 12 h 37 min |
| October | 7:43 AM | 6:40 PM | 10 h 56 min |
| November | 7:29 AM | 4:52 PM | 9 h 22 min |
| December | 8:05 AM | 4:38 PM | 8 h 33 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Riverdale?
Riverdale has a cold semi-arid climate. The warmest month is July, with an average high of 86°F (30°C), and the coldest is February, with average lows of 19°F (-8°C).
It gets about 16.9 inches (429 mm) of precipitation a year. The wettest month is May and the driest is January. Snow is common: about 67 inches fall in an average year.
The best time to visit Riverdale is June to September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Riverdale
The closest live webcam is Great Falls, 17.8 miles NE of Riverdale.
Webcams: Windy.com. Distances in a straight line from Riverdale.
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Map of Riverdale, MT
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Riverdale Street View
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Questions about Riverdale
Where is Riverdale, MT?
Riverdale is an unincorporated community in Cascade County, Montana, 4.3 miles NW of Fair Haven Colony.
What county is Riverdale in?
Riverdale is in Cascade County, Montana.
What is the ZIP code of Riverdale, MT?
The ZIP code for Riverdale is 59485.
What is the nearest town to Riverdale?
Fair Haven Colony, 4.3 miles away.
Are there webcams near Riverdale?
Yes. The closest is Great Falls, 17.8 miles away.
What is the hottest month in Riverdale?
July, with an average high of 86°F (30°C).
What is the coldest month in Riverdale?
February, with an average low of 19°F (-8°C).
How much does it rain in Riverdale?
About 16.9 inches (429 mm) a year; the wettest month is May.
Does it snow in Riverdale?
Yes, about 67 inches of snow fall in an average year.
When is the best time to visit Riverdale?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Riverdale have?
Cold semi-arid (Köppen BSk).
Last updated: