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San Juan — VanSky 25 (Challenging)

Town · Texas, United States

35° Rain
VanSky
25
Challenging
Comfortable days: 0 of 7
Feels like
39°C
Wind
23 km/h
Precip
0%
Humidity
49%
UV
—
/
07:15 / 19:44

VanSky index for San Juan, United States — 25 out of 100 (Challenging). 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 Juan, United States — VanSky 25 out of 100. Difficult — consider alternatives. Ranked #4644 of 4681 cities in the country (as of 8 September 2026). Temperature 37°C, wind 23 km/h. Solar panels yield 2.2 kWh/day at 400 W — enough for full autonomy.

∅ 7-day average

Sleep
79
27°C
Night temperature
Solar
50
2.2 kWh
for 500W panels • sunny 11.2h
Driving
100
23 km/h
Wind speed (gusts 39)
Condensation
Low
49%
Humidity level • Dew point 22.9°C very muggy
Awning
Caution
39 km/h
Max gusts
Air Quality
Fair
25 AQI
PM2.5: 6 μg/m³

Upcoming forecast

Tu
08.09
day
37°
night
27°
solar
2.2 kWh
wind
23 km/h
gusts 39 км/ч
VanSky 25
comfort
We
09.09
day
36°
night
26°
solar
2.2 kWh
wind
20 km/h
gusts 39 км/ч
VanSky 25
comfort
Th
10.09
day
39°
night
26°
solar
2.7 kWh
wind
24 km/h
gusts 42 км/ч
VanSky 25
comfort
Fr
11.09
day
41°
night
27°
solar
2.6 kWh
wind
26 km/h
gusts 45 км/ч
VanSky 25
comfort
Sa
12.09
day
40°
night
26°
solar
2.6 kWh
wind
27 km/h
gusts 46 км/ч
VanSky 25
comfort
Su
13.09
day
39°
night
27°
solar
2.4 kWh
wind
24 km/h
gusts 41 км/ч
VanSky 25
comfort
Mo
14.09
day
39°
night
26°
solar
2.6 kWh
wind
28 km/h
gusts 49 км/ч
VanSky 25
comfort

San Juan on map

Open full map →
Open-Meteo

Solar — W Panels W

Today's output
Peak hours
5.6h
sunny 11.2h
Usage estimate

Travel recommendations

  • Gusts up to 39.2 km/h — open awning with caution and watch the forecast.
  • Extreme heat (36.5°C) — park in shade, use a windshield reflector, drink plenty of water.

Air Quality Today

25
Good
Fair
Moderate
Poor
Danger
25
Fair
Air quality is acceptable — minor pollutants, most people won't notice.
PM2.5
6
μg/m³
Good
Dust
1
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 United States

San Juan ranks 4561 of 4681 cities. Country average VanSky — 65.

Best
1
Magna
100 2
Syracuse
99 3
West Point
99 4
Morro Bay
99 5
East Millcreek
98
Harshest
Alton
20
Prairieville
20
Alice
20
Kingsville
20
Mercedes
20
All 4681 cities in the country

Frequently Asked Questions

Is it possible to live in a motorhome in San Juan?
The weekly VanSky index for San Juan is 25 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 Juan?
Solar panel output data for San Juan 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 Juan?
The index for San Juan 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

Pharr 3 km Alamo 3 km McAllen 8 km Donna 11 km Edinburg 13 km Hidalgo 15 km Weslaco 17 km Mission 17 km

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US United States — fuel prices

Updated: 05.09.2026

Regular

$1.08 /l

€0.93 · £0.80/l

35 of 167

cheaper than 80% of countries

Midgrade

$1.23 /l

€1.06 · £0.91/l

23 of 102

cheaper than 78% of countries

Premium

$1.34 /l

€1.15 · £0.99/l

9 of 28

cheaper than 71% of countries

Diesel #2

$1.47 /l

€1.27 · £1.09/l

79 of 166

cheaper than 53% of countries

LPG

$0.90 /l

€0.78 · £0.67/l

31 of 55

pricier than 55% of countries

E85

$0.69 /l

€0.60 · £0.51/l

1 of 6

cheaper than 100% of countries

All countries Prices: United States

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