Sunnyside, CO
Unincorporated community in Boulder County, Colorado
Sunnyside is a small unincorporated community in Boulder County, Colorado. It is 1.6 miles N of Mountain Meadows, the nearest town. Its ZIP code is 80302.
Sunnyside at a glance
- State
- Colorado
- County
- Boulder County
- ZIP code
- 80302
- Nearest town
- Mountain Meadows (1.6 mi)
- Time zone
- America/Denver
- Coordinates
- 40.0036, -105.3811
Weather in Sunnyside now
Loading the National Weather Service forecast…
Sunnyside weather by the hour
Sunnyside weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Sunnyside.
This week in Sunnyside
Sunrise, sunset and moon in Sunnyside
What is the weather usually like in Sunnyside?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 79°F average high
- Februarycoldest month · 17°F average low
- 20.3 inprecipitation per year · 515 mm
- 99.1 insnowfall per year · 252 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Sunnyside: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station GROSS RSVR, CO US (USC00053629), adjusted for the elevation of Sunnyside.
Sunnyside weather month by month
Sunrise and sunset in Sunnyside through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:19 AM | 5:02 PM | 9 h 42 min |
| February | 6:52 AM | 5:38 PM | 10 h 46 min |
| March | 7:10 AM | 7:09 PM | 11 h 58 min |
| April | 6:21 AM | 7:41 PM | 13 h 19 min |
| May | 5:44 AM | 8:11 PM | 14 h 27 min |
| June | 5:30 AM | 8:33 PM | 15 h 3 min |
| July | 5:44 AM | 8:31 PM | 14 h 46 min |
| August | 6:12 AM | 7:59 PM | 13 h 47 min |
| September | 6:41 AM | 7:11 PM | 12 h 30 min |
| October | 7:11 AM | 6:23 PM | 11 h 12 min |
| November | 6:45 AM | 4:46 PM | 10 h 1 min |
| December | 7:14 AM | 4:38 PM | 9 h 23 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Sunnyside?
Sunnyside has a warm-summer humid continental climate. The warmest month is July, with an average high of 79°F (26°C), and the coldest is February, with average lows of 17°F (-9°C).
It gets about 20.3 inches (515 mm) of precipitation a year. The wettest month is May and the driest is January. Snow is common: about 99 inches fall in an average year.
The best time to visit Sunnyside 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 Sunnyside
The closest live webcam is Saint Anton Highlands › West, 4.1 miles W of Sunnyside.
Webcams: Windy.com. Distances in a straight line from Sunnyside.
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Map of Sunnyside, CO
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Sunnyside Street View
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Open in Google Maps ›Towns near Sunnyside
Other communities near Sunnyside
Questions about Sunnyside
Where is Sunnyside, CO?
Sunnyside is an unincorporated community in Boulder County, Colorado, 1.6 miles N of Mountain Meadows.
What county is Sunnyside in?
Sunnyside is in Boulder County, Colorado.
What is the ZIP code of Sunnyside, CO?
The ZIP code for Sunnyside is 80302.
What is the nearest town to Sunnyside?
Mountain Meadows, 1.6 miles away.
Are there webcams near Sunnyside?
Yes. The closest is Saint Anton Highlands › West, 4.1 miles away.
What is the hottest month in Sunnyside?
July, with an average high of 79°F (26°C).
What is the coldest month in Sunnyside?
February, with an average low of 17°F (-9°C).
How much does it rain in Sunnyside?
About 20.3 inches (515 mm) a year; the wettest month is May.
Does it snow in Sunnyside?
Yes, about 99 inches of snow fall in an average year.
When is the best time to visit Sunnyside?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Sunnyside have?
Warm-summer humid continental (Köppen Dfb).
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