Sierra City Weather Forecast

Today 8 Aug
- 70
- 102
Hot
Sun 9 Aug
- 67
- 99
Hot
Mon 10 Aug
- 63
- 96
Hot
Tue 11 Aug
- 62
- 94
Mostly Sunny
Wed 12 Aug
- 62
- 94
Mostly Sunny
Thu 13 Aug
- 61
- 91
Partly Sunny

Today 8 Aug
1. 12 am
2. 1 am
3. 2 am
4. 3 am
5. 4 am
6. 5 am
7. 6 am
8. 7 am
9. 8 am
10. 9 am
11. 10 am
12. 11 am
13. 12 pm
14. 1 pm
15. 2 pm
16. 3 pm
17. 4 pm
18. 5 pm
19. 6 pm
20. 7 pm
21. 8 pm
22. 9 pm
23. 10 pm
24. 11 pm
Sun 9 Aug
1. 12 am
2. 1 am
3. 2 am
4. 3 am
5. 4 am
6. 5 am
7. 6 am
8. 7 am
9. 8 am
10. 9 am
11. 10 am
12. 11 am
13. 2 pm
14. 5 pm
15. 8 pm
16. 11 pm
Mon 10 Aug
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 11 pm
Tue 11 Aug
1. 5 am
2. 11 am
3. 5 pm
4. 11 pm
Wed 12 Aug
1. 5 am
2. 11 am
3. 5 pm
4. 11 pm
Thu 13 Aug
1. 5 am
2. 11 am
3. 5 pm
4. 11 pm
Fri 14 Aug
1. 5 am
2. 11 am
3. 5 pm

Today 8 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mostly sunny. Highs 89 to 99. Light Winds becoming west up to 10 Mph in the afternoon.

Tonight 8 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Clear. Lows 67 to 77. Light Winds.

Sierra City Temperature Statistics

August Temperature

Emigrant Gap, Blue Canyon Nyack Airport (20.5 miles)

Lowest 18 February, 2026
19.9 °F
Average 2026
54.8 °F
Highest 1 August, 2026
86.6 °F
Lowest 1 July, 2026
53.7 °F
Average July
70.4 °F
Highest 31 July, 2026
84.7 °F
Lowest 2 August, 2026
67.6 °F
Average August
76.5 °F
Highest 1 August, 2026
86.6 °F

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (20.5 miles)

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Average Low 2021–2026
46.8 °F
Average 2021–2026
53.5 °F
Average High 2021–2026
60.5 °F

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Sierra City Weather Forecast

Today 8 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Tonight 8 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Sun 9 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Sun 9 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mon 10 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Mon 10 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Tue 11 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Tue 11 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Wed 12 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Wed 12 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Thu 13 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Thu 13 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Fri 14 Aug Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80

Temperature Forecast NOAA

Temperature Real-Time

Beale Radar

National Satellite

National Synoptic

Sierra City Temperature Statistics

August Temperature

Emigrant Gap, Blue Canyon Nyack Airport (20.5 miles)

Lowest 18 February, 2026

Average 2026

Highest 1 August, 2026

Lowest 1 July, 2026

Average July

Highest 31 July, 2026

Lowest 2 August, 2026

Average August

Highest 1 August, 2026

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (20.5 miles)

Average Low 2021–2026

Average 2021–2026

Average High 2021–2026