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San Martín — VanSky 45 (Acceptable)

Town · Cuscatlán Department, El Salvador

31° Rain
VanSky
45
Acceptable
Comfortable days: 0 of 7 Better later this week
Feels like
37°C
Wind
14 km/h
Precip
0%
Humidity
55%
UV
—
/
05:36 / 18:27

VanSky index for San Martín, El Salvador — 45 out of 100 (Acceptable). Decide in seconds: temperature, precipitation, wind and solar output. Data refreshed several times a day from real weather observations.

The main score is weekly (7-day average). The “Today” toggle shows the current day, and the region page compares cities “by area”.

San Martín, El Salvador — VanSky 45 out of 100. Acceptable, plan around the weather. Ranked #17 of 44 cities in the country (as of 16 July 2026). Temperature 32°C, wind 14 km/h. Solar panels yield 2.7 kWh/day at 400 W — enough for full autonomy.

∅ 7-day average

Sleep
85
21°C
Night temperature
Solar
62
2.7 kWh
for 500W panels • sunny 10h
Driving
95
14 km/h
Wind speed (gusts 37)
Condensation
High
55%
Humidity level • Dew point 20.7°C muggy
Awning
Caution
37 km/h
Max gusts
Air Quality
Fair
33 AQI
PM2.5: 6.4 μg/m³

Upcoming forecast

Th
16.07
day
32°
night
21°
solar
2.7 kWh
wind
14 km/h
gusts 37 км/ч
VanSky 45
comfort
Fr
17.07
day
31°
night
22°
solar
2.7 kWh
wind
17 km/h
gusts 33 км/ч
VanSky 45
comfort
Sa
18.07
day
32°
night
21°
solar
2.7 kWh
wind
10 km/h
gusts 22 км/ч
VanSky 45
comfort
Su
19.07
day
32°
night
21°
solar
2.9 kWh
wind
11 km/h
gusts 28 км/ч
VanSky 45
comfort
Mo
20.07
day
31°
night
22°
solar
2.5 kWh
wind
13 km/h
gusts 25 км/ч
VanSky 58
comfort
Tu
21.07
day
32°
night
21°
solar
2.7 kWh
wind
8 km/h
gusts 33 км/ч
VanSky 45
comfort
We
22.07
day
32°
night
22°
solar
2.4 kWh
wind
15 km/h
gusts 28 км/ч
VanSky 58
comfort

San Martín on map

Open full map →
Open-Meteo

Solar — W Panels W

Today's output
Peak hours
6.7h
sunny 10h
Usage estimate

Travel recommendations

  • Gusts up to 37.4 km/h — open awning with caution and watch the forecast.
  • High condensation risk — ventilate before sleep and leave a small gap in the roof vent.

Air Quality Today

33
Good
Fair
Moderate
Poor
Danger
33
Fair
Air quality is acceptable — minor pollutants, most people won't notice.
PM2.5
6.4
μg/m³
Good
Dust
7
μg/m³
Good
Pollen
—

Similar by VanSky

Cities with a close score — route alternatives

VanSky Index

A weather comfort index for travel: a 0–100 score. Recalculated daily from live weather data — temperature, rainfall, wind and sun.

80–100 Ideal
60–79 Comfortable
40–59 Acceptable
20–39 Challenging
0–19 Extreme

How it's calculated:

  • Thermal comfort 35%
  • Sunshine 25%
  • Precipitation 25%
  • Wind 15%

Data: Open-Meteo · Updated several times a day

Where the weather is best in El Salvador

San Martín ranks 24 of 44 cities. Country average VanSky — 46.

Best
1
Antiguo Cuscatlán
69 2
Ciudad Arce
67 3
Santiago de María
64 4
San Francisco
58 5
Mejicanos
58
Harshest
Acajutla
33
Sensuntepeque
29
Chalatenango
29
Puerto El Triunfo
26
La Libertad
25
All 44 cities in the country

Frequently Asked Questions

Is it possible to live in a motorhome in San Martín?
The weekly VanSky index for San Martín is 45 out of 100 (7-day average). Above 60 is comfortable for parking, below 40 — consider alternatives. Check the 7-day forecast on this page.
What is the solar panel output in San Martín?
Solar panel output data for San Martín is calculated from real peak sun hours. The result is shown in the Solar section — you can adjust it to your panel wattage.
How does VanSky calculate the comfort index for San Martín?
The index for San Martín is calculated using: thermal comfort (temperature + humidity), precipitation, wind, and solar activity. Extreme conditions — frost, storm, heavy rain — drive the score toward zero.

Nearby cities

Cojutepeque 7 km San Vicente 21 km Ilopango 23 km Soyapango 25 km Delgado 28 km Santo Tomás 28 km Apopa 28 km Chalatenango 29 km

Other Tools

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🇸🇻 El Salvador — fuel prices

Updated: 11.07.2026

Gasolina Regular

$1.17 /l

€1.02 · £0.86/l

44 of 133

cheaper than 68% of countries

Midgrade

$1.25 /l

€1.09 · £0.93/l

25 of 92

cheaper than 74% of countries

Diésel

$1.17 /l

€1.02 · £0.87/l

45 of 134

cheaper than 67% of countries

All countries Prices: El Salvador

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