eSIMs are amazing—easy to set up and the connection works almost everywhere. Even on trains, cruise ships, and out in the desert, I still had a signal. A lot of my friends couldn’t get reception, but this provider worked perfectly. I even checked in on social media from the Sahara.
It was honestly great!
I used 500MB per day for three days. The total cost was less than 800 yen, and the internet was fast. I installed it before leaving the country, and after arriving at Guam airport, I was able to use it right away by turning it on. I was also able to use the hotel's Wi-Fi, so the only things I used outside were Google Maps and Stroll, Guam's ride-hailing app, so I didn't use even 100MB per day on average. I was able to use it on the beach, and at this price, even if you don't use it that much, I think it's a good value for money to have it ready for emergencies!
I was worried because it was so cheap, but I was able to use it without any problems on the Big Island of Hawaii. I selected the one-click eSIM setup and it was set up right away. It really was a one-click process, so I was a bit worried. There's no explanation of the process, so I'd appreciate it if you could provide more information.
Overall, the experience using the US eSIM was great. Installation was simple; just scan the QR code to activate it immediately, no physical SIM card needed. Internet speeds in the US were stable, and daily use of Google Maps, LINE, and WhatsApp was smooth with no lag. Unlimited data in the US is incredibly convenient, eliminating worries about extra charges. Voice calling was also very useful, working seamlessly whether making local calls or returning to Taiwan. The only thing to note is to ensure your phone supports eSIM during initial setup. Overall, the price is reasonable, and I highly recommend it for long-distance travelers!
Anonymous User
Family
United States Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
United States year round climate
Spring (March–May): Average 4.1–16.9°C, the climate gradually transitions from cold to warm, with rainfall gradually increasing. March still has a chilly feel, while May is warm and comfortable. Common activities: Outdoor walks, flower viewing. Suggested clothing: Layered clothing, such as warm underlayers, jackets, and comfortable long pants.
Summer (June–August): Average 23.2–25.4°C, warm climate, July is the wettest month with heavier rainfall. Common activities: Camping, hiking, water activities. Suggested clothing: Light and breathable clothing, short sleeves, shorts, and rain gear.
Autumn (September–November): Average 12.9–21.2°C, the climate transitions from warm to cool, with decreasing rainfall. September remains comfortably warm, while November gradually turns cold. Common activities: Autumn scenery viewing, outdoor leisure. Suggested clothing: Light jackets, long-sleeved shirts, and an extra layer for the mornings and evenings.
Winter (December–February): Average -3.4–0.5°C, cold climate, with less rainfall. January is the coldest month, and warmth is essential. Common activities: Indoor activities, skiing (if there are nearby ski resorts). Suggested clothing: Heavy coats, scarves, gloves, hats, and other warm clothing.
United States climatological average
Annual average temperature: approx. 11.8°C / Annual rainfall: approx. 448 mm / Summer humidity: 60%–70% / Rainiest month: July
United States monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-3.4°C
28.5
February
0.5°C
21.3
March
4.1°C
32
April
11.3°C
16.6
May
16.9°C
71.2
June
23.2°C
69.6
July
25.4°C
81.6
August
25.4°C
33.5
September
21.2°C
34.1
October
12.9°C
16.3
November
4.7°C
22.7
December
-0.5°C
20.9
United States weather for the next seven days
12/3
Wednesday
Overcast
2.4°C/-3.7°C
12/4
Thursday
Partly Cloudy
7.6°C/-3.1°C
12/5
Friday
Overcast
6.6°C/-2.7°C
12/6
Saturday
Partly Cloudy
10.6°C/-3.7°C
12/7
Sunday
Light freezing rain
7.9°C/-7.3°C
12/8
Monday
Sunny
12.6°C/0.9°C
12/9
Tuesday
Sunny
14°C/1.8°C
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