Irby, WA
Unincorporated community in Grant County, Washington
Irby is a small unincorporated community in Grant County, Washington. It is 7.4 miles NW of Krupp, the nearest town. Its ZIP code is 99159.
Irby at a glance
- State
- Washington
- County
- Grant County
- ZIP code
- 99159
- Nearest town
- Krupp (7.4 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 47.3594, -118.8500
Weather in Irby now
Loading the National Weather Service forecast…
Irby weather by the hour
Irby weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Irby.
This week in Irby
Sunrise, sunset and moon in Irby
What is the weather usually like in Irby?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 88°F average high
- Decembercoldest month · 22°F average low
- 11.1 inprecipitation per year · 282 mm
- 13.9 insnowfall per year · 35 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Irby: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ODESSA, WA US (USC00456039), adjusted for the elevation of Irby.
Irby weather month by month
Sunrise and sunset in Irby through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:35 AM | 4:33 PM | 8 h 58 min |
| February | 6:58 AM | 5:20 PM | 10 h 22 min |
| March | 7:05 AM | 7:02 PM | 11 h 56 min |
| April | 6:04 AM | 7:46 PM | 13 h 41 min |
| May | 5:16 AM | 8:27 PM | 15 h 10 min |
| June | 4:56 AM | 8:55 PM | 15 h 59 min |
| July | 5:12 AM | 8:50 PM | 15 h 37 min |
| August | 5:50 AM | 8:08 PM | 14 h 18 min |
| September | 6:31 AM | 7:09 PM | 12 h 37 min |
| October | 7:12 AM | 6:09 PM | 10 h 56 min |
| November | 6:58 AM | 4:21 PM | 9 h 22 min |
| December | 7:34 AM | 4:07 PM | 8 h 32 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Irby?
Irby has a cold semi-arid climate. The warmest month is July, with an average high of 88°F (31°C), and the coldest is December, with average lows of 22°F (-6°C).
It gets about 11.1 inches (282 mm) of precipitation a year. The wettest month is December and the driest is August. Snow is common: about 14 inches fall in an average year.
The best time to visit Irby is May–June and August–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 Irby
The closest live webcam is Warden › West: I-90 at MP 189 - Exit, 20.6 miles SW of Irby.
Webcams: Windy.com. Distances in a straight line from Irby.
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Map of Irby, WA
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Irby Street View
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Questions about Irby
Where is Irby, WA?
Irby is an unincorporated community in Grant County, Washington, 7.4 miles NW of Krupp.
What county is Irby in?
Irby is in Grant County, Washington.
What is the ZIP code of Irby, WA?
The ZIP code for Irby is 99159.
What is the nearest town to Irby?
Krupp, 7.4 miles away.
Are there webcams near Irby?
Yes. The closest is Warden › West: I-90 at MP 189 - Exit, 20.6 miles away.
What is the hottest month in Irby?
July, with an average high of 88°F (31°C).
What is the coldest month in Irby?
December, with an average low of 22°F (-6°C).
How much does it rain in Irby?
About 11.1 inches (282 mm) a year; the wettest month is December.
Does it snow in Irby?
Yes, about 14 inches of snow fall in an average year.
When is the best time to visit Irby?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Irby have?
Cold semi-arid (Köppen BSk).
Last updated: