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Best time to visit Santa Rosa

Monthly weather scores combine temperatures, sunshine, rain, and comfort signals to highlight when Santa Rosais at its most inviting, and when the weather is least cooperative.

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Best overall month

July

Overall score 74.0%

High
82.8°F
Low
55.2°F
Sun
12.5h
Rain
0.0in
Rain days
0.0%
Humidity
63.4%
Wind
8.6mph
Day length
14.5h
Sun percent
86.0%
Month to omit

December

Overall score 25.3%

High
57.6°F
Low
43.0°F
Sun
3.7h
Rain
0.3in
Rain days
32.0%
Humidity
77.7%
Wind
6.6mph
Day length
9.5h
Sun percent
38.8%

Overall travel weather

A simple average of the Heat Seeker, Mild Moderate, and Sun And Dry scores.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. July

Score 74.0%

#1
High
82.8°F
Low
55.2°F
Sun
12.5h
Rain
0.0in
Rain days
0.0%
Humidity
63.4%
Wind
8.6mph
Day length
14.5h
Sun percent
86.0%
Heat score
74.0%
Mild score
55.0%
Dry score
93.0%

2. August

Score 73.7%

#2
High
83.5°F
Low
56.3°F
Sun
12.0h
Rain
0.0in
Rain days
0.0%
Humidity
64.0%
Wind
8.6mph
Day length
13.6h
Sun percent
88.2%
Heat score
76.0%
Mild score
51.0%
Dry score
94.0%

3. June

Score 71.7%

#3
High
79.3°F
Low
53.2°F
Sun
12.6h
Rain
0.0in
Rain days
1.0%
Humidity
63.7%
Wind
9.9mph
Day length
14.8h
Sun percent
85.2%
Heat score
67.0%
Mild score
59.0%
Dry score
89.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 25.3%

#1
High
57.6°F
Low
43.0°F
Sun
3.7h
Rain
0.3in
Rain days
32.0%
Humidity
77.7%
Wind
6.6mph
Day length
9.5h
Sun percent
38.8%
Heat score
24.0%
Mild score
16.0%
Dry score
36.0%

2. January

Score 28.3%

#2
High
57.9°F
Low
42.4°F
Sun
4.2h
Rain
0.2in
Rain days
26.0%
Humidity
79.3%
Wind
6.7mph
Day length
9.8h
Sun percent
42.6%
Heat score
27.0%
Mild score
21.0%
Dry score
37.0%

3. February

Score 31.0%

#3
High
58.6°F
Low
41.0°F
Sun
5.2h
Rain
0.2in
Rain days
25.0%
Humidity
76.1%
Wind
8.0mph
Day length
10.8h
Sun percent
48.1%
Heat score
29.0%
Mild score
25.0%
Dry score
39.0%

Heat Seeker

Heat Seeker Score is a composite score designed for those who crave hot, sunny weather with minimal rainfall. It prioritizes high temperatures and abundant sunshine.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. August

Score 76.0%

#1
High
83.5°F
Low
56.3°F
Sun
12.0h
Rain
0.0in
Rain days
0.0%
Humidity
64.0%
Wind
8.6mph
Day length
13.6h
Sun percent
88.2%
Heat high
57.0%
Heat low
100.0%
Heat sun
88.0%
Heat rain
100.0%

2. July

Score 74.0%

#2
High
82.8°F
Low
55.2°F
Sun
12.5h
Rain
0.0in
Rain days
0.0%
Humidity
63.4%
Wind
8.6mph
Day length
14.5h
Sun percent
86.0%
Heat high
55.0%
Heat low
100.0%
Heat sun
86.0%
Heat rain
100.0%

3. September

Score 68.0%

#3
High
80.8°F
Low
55.6°F
Sun
10.1h
Rain
0.0in
Rain days
2.0%
Humidity
63.5%
Wind
8.6mph
Day length
12.4h
Sun percent
81.4%
Heat high
47.0%
Heat low
100.0%
Heat sun
81.0%
Heat rain
96.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 24.0%

#1
High
57.6°F
Low
43.0°F
Sun
3.7h
Rain
0.3in
Rain days
32.0%
Humidity
77.7%
Wind
6.6mph
Day length
9.5h
Sun percent
38.8%
Heat high
0.0%
Heat low
92.0%
Heat sun
39.0%
Heat rain
36.0%

2. March

Score 26.0%

#2
High
60.6°F
Low
42.4°F
Sun
5.4h
Rain
0.2in
Rain days
34.0%
Humidity
78.2%
Wind
8.6mph
Day length
12.0h
Sun percent
45.0%
Heat high
0.0%
Heat low
100.0%
Heat sun
45.0%
Heat rain
32.0%

3. January

Score 27.0%

#3
High
57.9°F
Low
42.4°F
Sun
4.2h
Rain
0.2in
Rain days
26.0%
Humidity
79.3%
Wind
6.7mph
Day length
9.8h
Sun percent
42.6%
Heat high
0.0%
Heat low
94.0%
Heat sun
43.0%
Heat rain
48.0%

Mild Moderate

Mild Moderate Score is designed for those who prefer comfortable, temperate weather conditions. It favors moderate temperatures and balanced weather patterns.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. May

Score 69.0%

#1
High
72.0°F
Low
48.7°F
Sun
10.4h
Rain
0.0in
Rain days
7.0%
Humidity
69.9%
Wind
9.8mph
Day length
14.3h
Sun percent
72.9%
Mild high
63.0%
Mild low
46.0%
Mild sun
100.0%
Mild rain
100.0%

2. October

Score 67.0%

#2
High
75.6°F
Low
52.0°F
Sun
8.2h
Rain
0.0in
Rain days
8.0%
Humidity
59.0%
Wind
7.3mph
Day length
11.2h
Sun percent
73.5%
Mild high
30.0%
Mild low
82.0%
Mild sun
100.0%
Mild rain
100.0%

3. June

Score 59.0%

#3
High
79.3°F
Low
53.2°F
Sun
12.6h
Rain
0.0in
Rain days
1.0%
Humidity
63.7%
Wind
9.9mph
Day length
14.8h
Sun percent
85.2%
Mild high
0.0%
Mild low
96.0%
Mild sun
100.0%
Mild rain
100.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 16.0%

#1
High
57.6°F
Low
43.0°F
Sun
3.7h
Rain
0.3in
Rain days
32.0%
Humidity
77.7%
Wind
6.6mph
Day length
9.5h
Sun percent
38.8%
Mild high
3.0%
Mild low
0.0%
Mild sun
38.0%
Mild rain
62.0%

2. January

Score 21.0%

#2
High
57.9°F
Low
42.4°F
Sun
4.2h
Rain
0.2in
Rain days
26.0%
Humidity
79.3%
Wind
6.7mph
Day length
9.8h
Sun percent
42.6%
Mild high
7.0%
Mild low
0.0%
Mild sun
45.0%
Mild rain
76.0%

3. February

Score 25.0%

#3
High
58.6°F
Low
41.0°F
Sun
5.2h
Rain
0.2in
Rain days
25.0%
Humidity
76.1%
Wind
8.0mph
Day length
10.8h
Sun percent
48.1%
Mild high
13.0%
Mild low
0.0%
Mild sun
56.0%
Mild rain
78.0%

Sun And Dry

Sun And Dry Score maximizes sun exposure and minimizes all forms of precipitation. Temperature is secondary, preferring mild-to-warm conditions.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. August

Score 94.0%

#1
High
83.5°F
Low
56.3°F
Sun
12.0h
Rain
0.0in
Rain days
0.0%
Humidity
64.0%
Wind
8.6mph
Day length
13.6h
Sun percent
88.2%
Dry sun
88.0%
Dry days
100.0%
Dry rain
100.0%
Dry comfort
91.0%

2. July

Score 93.0%

#2
High
82.8°F
Low
55.2°F
Sun
12.5h
Rain
0.0in
Rain days
0.0%
Humidity
63.4%
Wind
8.6mph
Day length
14.5h
Sun percent
86.0%
Dry sun
86.0%
Dry days
100.0%
Dry rain
100.0%
Dry comfort
88.0%

3. June

Score 89.0%

#3
High
79.3°F
Low
53.2°F
Sun
12.6h
Rain
0.0in
Rain days
1.0%
Humidity
63.7%
Wind
9.9mph
Day length
14.8h
Sun percent
85.2%
Dry sun
85.0%
Dry days
96.0%
Dry rain
100.0%
Dry comfort
75.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 36.0%

#1
High
57.6°F
Low
43.0°F
Sun
3.7h
Rain
0.3in
Rain days
32.0%
Humidity
77.7%
Wind
6.6mph
Day length
9.5h
Sun percent
38.8%
Dry sun
39.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
0.0%

2. January

Score 37.0%

#2
High
57.9°F
Low
42.4°F
Sun
4.2h
Rain
0.2in
Rain days
26.0%
Humidity
79.3%
Wind
6.7mph
Day length
9.8h
Sun percent
42.6%
Dry sun
43.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
0.0%

3. February

Score 39.0%

#3
High
58.6°F
Low
41.0°F
Sun
5.2h
Rain
0.2in
Rain days
25.0%
Humidity
76.1%
Wind
8.0mph
Day length
10.8h
Sun percent
48.1%
Dry sun
48.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
0.0%
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