Charles M. Schulz Sonoma County Airport

Airport Airport

IATA Code
STS
ICAO Code
KSTS
Airport Type
Medium Airport
Class
Unknown

Charles M. Schulz-Sonoma County Airport (STS) is a regional airport serving Santa Rosa and the Sonoma wine country area. It supports scheduled commercial service alongside general aviation and sees higher traffic during tourist seasons.

Charles M. Schulz Sonoma County Airport
Elevation: 39 m
38.5090, -122.8130

Terminal Guide for Charles M. Schulz Sonoma County Airport #

STS operates from a single terminal building with a compact layout: ticket counters, security screening and gates are within one facility for easy transfers. The terminal serves regional commercial flights and private aviation, with most gates reachable by a short walk from curbside drop-off.

Getting to and From Charles M. Schulz Sonoma County Airport #

The airport is a short drive from Santa Rosa and Sonoma County destinations - typical travel times to downtown Santa Rosa are about 10-20 minutes.

  • Car / driving: Rental cars are available; parking lots are adjacent to the terminal.
  • Taxi / ride-hail: Local taxi companies operate and app-based ride-hail services may be available, though reliability can drop in rural areas.
  • Shuttle / hotel transfer: Some hotels and regional shuttle operators offer transfers-reserve in advance during busy weekends.
  • Public transit: Regional bus services may connect to the airport but schedules can be limited-check routes and times before travelling.

Facilities, Shopping, and Dining at Charles M. Schulz Sonoma County Airport #

Facilities include rental-car counters, a handful of food and drink outlets, and small retail offerings. Free Wi‑Fi is typically available for limited sessions; charging points are present in public seating areas. There are no large airline lounges; accessibility services are available when arranged in advance. Parking is available in short- and long-term lots.

Tips for Charles M. Schulz Sonoma County Airport #

  • If you’re flying into Sonoma County (STS), check seasonal flight days-some routes are year-round while others are seasonal.
  • Parking is close to the terminal; during events in Sonoma County lots can fill quickly-consider arriving earlier or using a shuttle.
  • Ground transport to wineries and hotels may require a rental car or pre-booked transfer; ride-hail availability can be limited in rural areas.

Weather & Climate near Charles M. Schulz Sonoma County Airport #

Climate

Charles M. Schulz Sonoma County Airport's climate is classified as Warm-Summer Mediterranean - Warm-Summer Mediterranean climate with warm summers (peaking in July) and cold winters (coldest in January). Temperatures range from 3°C to 30°C. Moderate rainfall (940 mm/year) with a pronounced dry season.

Air Quality: AQI 30 Good
Best Time to Visit
JulyAugustSeptember
Temperature & Rainfall
Temperature Range
35°
Warmest Month
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 14°C and lows of 3°C. The wettest month with heavy rain (202 mm) and partly cloudy skies.

51 Acceptable

Comfort

Feels Like Cold
C
Temperature
14°
84%
Humidity
Very Humid

Weather

202 mm
Rainfall
2.9 m/s
Wind
Calm
0.3
UV Index
Low
9.7h daylight

February

February is cool with highs of 17°C and lows of 5°C. Significant rainfall (172 mm) and partly cloudy skies.

64 Good

Comfort

11°
Feels Like Cool
11°C
Temperature
17°
84%
Humidity
Very Humid

Weather

172 mm
Rainfall
3.2 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.6h daylight

March

March is cool with highs of 18°C and lows of 6°C. Significant rainfall (138 mm) and partly cloudy skies.

66 Good

Comfort

12°
Feels Like Cool
12°C
Temperature
18°
83%
Humidity
Very Humid

Weather

138 mm
Rainfall
3.7 m/s
Wind
Light Breeze
1.0
UV Index
High
11.8h daylight

April

April is cool with highs of 21°C and lows of 6°C. Moderate rainfall (49 mm).

76 Very Good

Comfort

14°
Feels Like Cool
14°C
Temperature
21°
81%
Humidity
Very Humid

Weather

49 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.5
UV Index
Very High
13.1h daylight

May

May is cool with highs of 25°C and lows of 8°C. Light rainfall and mostly sunny skies.

92 Ideal

Comfort

17°
Feels Like Cool
17°C
Temperature
25°
78%
Humidity
Very Humid

Weather

22 mm
Rainfall
4.1 m/s
Wind
Light Breeze
1.9
UV Index
Very High
14.1h daylight

June

June is mild with highs of 28°C and lows of 10°C. Almost no rain and clear sunny skies.

96 Ideal

Comfort

19°
Feels Like Mild
19°C
Temperature
10° 28°
70%
Humidity
Very Humid

Weather

5 mm
Rainfall
4.2 m/s
Wind
Light Breeze
2.4
UV Index
Extreme
14.6h daylight

July

July is the warmest month with highs of 30°C and lows of 11°C. The driest month with just 2 mm and clear sunny skies.

98 Ideal

Comfort

21°
Feels Like Mild
21°C
Temperature
11° 30°
66%
Humidity
Humid

Weather

2 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.5
UV Index
Extreme
14.4h daylight

August

August is mild with highs of 30°C and lows of 11°C. Almost no rain and clear sunny skies.

98 Ideal

Comfort

20°
Feels Like Mild
20°C
Temperature
11° 30°
66%
Humidity
Humid

Weather

3 mm
Rainfall
3.4 m/s
Wind
Light Breeze
2.1
UV Index
Extreme
13.5h daylight

September

September is mild with highs of 29°C and lows of 10°C. Light rainfall and clear sunny skies.

98 Ideal

Comfort

20°
Feels Like Mild
20°C
Temperature
10° 29°
62%
Humidity
Humid

Weather

12 mm
Rainfall
3.0 m/s
Wind
Light Breeze
1.5
UV Index
Very High
12.3h daylight

October

October is cool with highs of 25°C and lows of 8°C. Moderate rainfall (52 mm) and mostly sunny skies.

87 Excellent

Comfort

17°
Feels Like Cool
17°C
Temperature
25°
66%
Humidity
Humid

Weather

52 mm
Rainfall
2.7 m/s
Wind
Calm
0.9
UV Index
Moderate
11.1h daylight

November

November is cool with highs of 19°C and lows of 5°C. Significant rainfall (136 mm).

67 Good

Comfort

12°
Feels Like Cool
12°C
Temperature
19°
76%
Humidity
Very Humid

Weather

136 mm
Rainfall
2.7 m/s
Wind
Calm
0.5
UV Index
Low
10.0h daylight

December

December is the coolest month with highs of 14°C and lows of 3°C. Significant rainfall (147 mm) and partly cloudy skies.

55 Acceptable

Comfort

Feels Like Cold
C
Temperature
14°
83%
Humidity
Very Humid

Weather

147 mm
Rainfall
2.7 m/s
Wind
Calm
0.3
UV Index
Low
9.4h daylight

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