Sulphur, WA
Unincorporated community in Franklin County, Washington
Sulphur is a small unincorporated community in Franklin County, Washington. It is 5.7 miles W of Connell, the nearest town. Its ZIP code is 99326.
Sulphur at a glance
- State
- Washington
- County
- Franklin County
- ZIP code
- 99326
- Nearest town
- Connell (5.7 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 46.6375, -118.7247
Weather in Sulphur now
Loading the National Weather Service forecast…
Sulphur weather by the hour
Sulphur weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Sulphur.
This week in Sulphur
Sunrise, sunset and moon in Sulphur
What is the weather usually like in Sulphur?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Decembercoldest month · 26°F average low
- 10.8 inprecipitation per year · 275 mm
- 13.5 insnowfall per year · 34 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Sulphur: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station HATTON 9 SE, WA US (USC00453546), adjusted for the elevation of Sulphur.
Sulphur weather month by month
Sunrise and sunset in Sulphur through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:32 AM | 4:35 PM | 9 h 3 min |
| February | 6:56 AM | 5:21 PM | 10 h 25 min |
| March | 7:05 AM | 7:02 PM | 11 h 56 min |
| April | 6:05 AM | 7:44 PM | 13 h 39 min |
| May | 5:18 AM | 8:24 PM | 15 h 5 min |
| June | 4:58 AM | 8:52 PM | 15 h 53 min |
| July | 5:15 AM | 8:46 PM | 15 h 31 min |
| August | 5:51 AM | 8:06 PM | 14 h 14 min |
| September | 6:31 AM | 7:08 PM | 12 h 36 min |
| October | 7:11 AM | 6:09 PM | 10 h 58 min |
| November | 6:56 AM | 4:23 PM | 9 h 27 min |
| December | 7:30 AM | 4:09 PM | 8 h 38 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Sulphur?
Sulphur has a cold semi-arid climate. The warmest month is July, with an average high of 89°F (32°C), and the coldest is December, with average lows of 26°F (-3°C).
It gets about 10.8 inches (275 mm) of precipitation a year. The wettest month is November and the driest is July. Snow is common: about 14 inches fall in an average year.
The best time to visit Sulphur 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 Sulphur
The closest live webcam is Hatton: US 395 at MP 66.7: SR 26 Interchange - Coulee, 10.7 miles N of Sulphur.
Webcams: Windy.com. Distances in a straight line from Sulphur.
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Map of Sulphur, WA
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Sulphur Street View
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Questions about Sulphur
Where is Sulphur, WA?
Sulphur is an unincorporated community in Franklin County, Washington, 5.7 miles W of Connell.
What county is Sulphur in?
Sulphur is in Franklin County, Washington.
What is the ZIP code of Sulphur, WA?
The ZIP code for Sulphur is 99326.
What is the nearest town to Sulphur?
Connell, 5.7 miles away.
Are there webcams near Sulphur?
Yes. The closest is Hatton: US 395 at MP 66.7: SR 26 Interchange - Coulee, 10.7 miles away.
What is the hottest month in Sulphur?
July, with an average high of 89°F (32°C).
What is the coldest month in Sulphur?
December, with an average low of 26°F (-3°C).
How much does it rain in Sulphur?
About 10.8 inches (275 mm) a year; the wettest month is November.
Does it snow in Sulphur?
Yes, about 14 inches of snow fall in an average year.
When is the best time to visit Sulphur?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Sulphur have?
Cold semi-arid (Köppen BSk).
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