Union City, California Weather Forecast
Today in Union City: clear skies with a high near 67°F and a low around 50°F. Rain chance 0%. No day tops a 20% rain chance through Saturday. Highs run 67 to 85°F through Saturday.
Forecast updated 7:05 PM PDT, Oct 11
Active Weather Alerts
7-Day Forecast for Union City
Today 10/11
67°/50°
0%
Mon 10/12
67°/51°
0%
Tue 10/13
69°/50°
0%
Wed 10/14
74°/51°
0%
Thu 10/15
83°/54°
0%
Fri 10/16
85°/57°
0%
Sat 10/17
82°/60°
0%
Next 24 Hours
| Now | 8 PM | 9 PM | 10 PM | 11 PM | Mon12 AM | 1 AM | 2 AM | 3 AM | 4 AM | 5 AM | 6 AM | 7 AM | 8 AM | 9 AM | 10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM | 6 PM | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sky | |  | | | | | | | | | | | | | | | | | | | | | | |
| Temp | 57° | 56° | 55° | 55° | 55° | 54° | 54° | 54° | 54° | 53° | 53° | 52° | 51° | 52° | 54° | 57° | 59° | 62° | 64° | 65° | 67° | 66° | 66° | 62° |
| Rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind | W 6 | W 4 | NW 4 | SE 6 | SSE 9 | SE 10 | SE 9 | ESE 7 | ESE 5 | ESE 5 | ESE 4 | E 3 | E 3 | ENE 3 | NNE 2 | NW 2 | WNW 3 | W 5 | W 7 | W 8 | WNW 9 | WNW 10 | WNW 11 | WNW 9 |
Growing Conditions
Growing degree days
2,589
since Apr 1, base 50°F
Rain, last 30 days
0.00 in
model analysis
Rain, year to date
14.82 in
since Jan 1
2-inch soil temperature
64°F
yesterday, daily average
Reference ET, last 7 days
0.98 in
FAO-56 grass reference
Through Oct 10. Season totals use model analysis for this point and update every morning.
Soil, ET and spray tools for Union City →
Current Stats & Observations
NWS Forecast
About Union City Weather
Union City sits at about 95 feet above sea level in Alameda County, California. About 74,107 people live in the Union City area. Official forecasts and warnings for the area come from the National Weather Service MTR office, and the nearest NEXRAD radar site is KMUX. The city is in USDA plant hardiness zone 10a, where the coldest winter night typically falls between 30 to 35°F. Freezing temperatures are rare here.
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