International visitors may need a US visa; check with the embassy.

Are the hot springs free?

Most are at private spas with entry fees; a few natural spots are free but less developed.

Can I bring children?

Yes, but some springs have age restrictions; check ahead.

Is there cell service?

Good in town, spotty in remote areas.

Swimsuit, towel, water shoes, sunscreen, and a light jacket for evenings.

Rarely at springs; service animals only.

Fetters Hot Springs-Agua Caliente

CityCalifornia, United States

Fetters Hot Springs-Agua Caliente is a CITY in California, United States.

Nestled in Sonoma Valley, Fetters Hot Springs-Agua Caliente offers a serene escape with natural hot springs and a laid-back vibe. The area is known for its therapeutic mineral waters, perfect for relaxation after exploring nearby vineyards. Surrounded by rolling hills and oak woodlands, it's a haven for hikers and wine enthusiasts alike. The small community exudes a rustic charm, with local spas and bathhouses providing rejuvenating treatments. Visitors can soak in the warm pools while enjoying views of the Mayacamas Mountains. The pace is slow, the air is fresh, and the atmosphere is inviting—ideal for a wellness retreat or a romantic getaway.

Best time to visit Fetters Hot Springs-Agua Caliente

April to October offers warm, dry weather ideal for outdoor soaking and hiking. Spring brings wildflowers, while fall has harvest festivals. Winter months are cooler but less crowded, with lower rates at spas.

October

Now

Typical for October

Weather: Mild 11-23°C

Travel notes

Crowds: Moderate
Prices: Mid

Fall colors, great for photos

Know before you go

Getting there

STS

Charles M. Schulz–Sonoma County Airport

Domestic

20 km away

OAK

Oakland International Airport

International

100 km away

SFO

San Francisco International Airport

International

110 km away

Getting around

"A car is essential as public transit is limited. Parking is available at most springs. Biking is possible on local roads, but be cautious of narrow lanes. Ride-sharing services operate from Sonoma (10 minutes away)."

Stay connected

WiFi speed

20 Mbps

Mobile data

Good

WiFi

Available at most lodgings and cafes

Local SIM

Local SIM at Sonoma stores from $10

Stay safe

Overall

8/10

Low crime, but limited nightlife and transport.

Night safety

7/10

Low crime, but limited nightlife and transport.

Transport

6/10

Scam risk

5/10

"Fetters Hot Springs-Agua Caliente is a safe, quiet area with low crime. Petty theft can occur in tourist spots, so lock valuables. At night, stick to well-lit areas. The terrain can be uneven near springs; wear sturdy shoes. Wildfire risk exists in dry months—check local alerts."

Police

911

Ambulance

911

Entry and health

Health information

"The hot springs are generally safe, but avoid soaking for prolonged periods if you have heart conditions or are pregnant. Stay hydrated and test water temperature before entering. Local clinics are available in nearby Sonoma for minor issues; for emergencies, head to Santa Rosa Memorial Hospital. Carry sunscreen and insect repellent for outdoor activities."

Culture

Local customs

"Dress casually; swimwear is fine at springs but cover up when entering buildings. Tipping 15-20% at spas and restaurants is standard. Respect quiet hours in residential areas. Wine tasting etiquette: hold the glass by the stem and swirl gently."

English (official)SpanishChineseTagalogVietnameseFrenchArabicKoreanGermanItalianEnglish

Costs and practicals

Cost level

Mid-range

Meals

$15-25 | a casual meal costs $15-25

Hotels

$100-200 | budget hotels range $100-200/night

Local transport

$0 | car rental ~$50/day

Cost notes

Spring entry fees $10-30 per person.

Timezone

America/Los_Angeles
Local time 16:18

More facts

Population

4,144

Type

City

Frequently Asked Questions

Also known as: Fetters Hot Springs-Agua Caliente, Fetters Hot Springs-Agua Caliente CDP, Fetters-Got-Springs-Agva-Kaliente, fei te si wen quan-a gua ka li en te, ftrz hat aspryngz-agwa kalynth, ftrz hat asprynqz-aqwa kalynth kalyfwrnya, phetarsa hata springas eguva kyali'ente, Феттерс-Гот-Спрингс-Агва-Калиенте, Феттерс-Гот-Спрінгс-Агва-Каліенте, فترز هات اسپرینقز-آقوا کالینته، کالیفورنیا, فترز هات اسپرینگز-آگوا کالینته, फेटर्स हट स्प्रिङ्गस् एगुवा क्यालिएन्टे, 費特斯溫泉-阿瓜卡利恩特

CityHot SpringsWellnessHikingWine CountryFamily-FriendlyNature