🗓️ Best Time to Visit
When Should You Visit Guam?
Top months: Jan · Feb · Mar · Apr · Nov · Dec. Compare 12-month weather, festivals, and pricing on one page to find your match.
Quick Answer
The best time to visit Guam is Jan · Feb · Mar · Apr · Nov · Dec. These months balance pleasant weather, festival programming, and manageable crowds — the canonical first-visit pick.
Guam by Season
★ Top Pick
🌸 Spring (Mar-May)
Avg 30°C / 24°C
- • Korean Easter shoulder
- • Easter peak
- • Korean spring break
☀️ Summer (Jun-Aug)
Avg 30°C / 25°C
- • Rainy season start
- • Korean summer break
- • Guam Liberation Day (Jul 21)
★ Top Pick
🍁 Fall (Sep-Nov)
Avg 30°C / 25°C
- • Korean Chuseok shoulder
- • Typhoon peak
- • Korean autumn break
★ Top Pick
❄️ Winter (Dec-Feb)
Avg 28°C / 23°C
- • Christmas-New Year extended
- • Korean Lunar New Year
- • Korean Lunar New Year
Month-by-Month at a Glance
| Month | Temp (°C) | Rain | What to Pack | Crowds·Pricing |
|---|---|---|---|---|
| ★ January | 28/23 | 10d | Tropical dry. Swimsuit + cover-up + reef-safe SPF 50. | High |
| ★ February | 28/23 | 9d | Tropical dry. | High |
| ★ March | 29/24 | 8d | Tropical dry. | High |
| ★ April | 30/24 | 8d | Warm tropical. | High |
| May | 30/25 | 11d | Warm tropical + rain. | High |
| June | 30/25 | 13d | Hot tropical + rain. | Mid |
| July | 30/25 | 15d | Hot tropical + rain. | High |
| August | 30/25 | 17d | Hot tropical + typhoon. | High |
| September | 30/25 | 17d | Hot tropical + typhoon. | Mid |
| October | 30/25 | 16d | Hot tropical + rain. | Mid |
| ★ November | 29/25 | 14d | Warm tropical. | Mid |
| ★ December | 28/24 | 12d | Tropical dry. | High |
★ = recommended season. Full month guides on the monthly weather pages.
Frequently Asked Questions
When is the best time to visit Guam?
The best time to visit Guam is Jan · Feb · Mar · Apr · Nov · Dec. These months offer the most pleasant weather and full outdoor activity calendars. Dry peak + Korean Lunar New Year peak. Korean winter escape.
What's the price difference between peak and off-season in Guam?
Prices vary significantly by season. Weekday departures during shoulder season offer the best value.
Is it okay to visit Guam in winter?
Guam winter averages 28°C / 23°C. It's cold, but you trade weather for off-season pricing and seasonal events (Christmas markets, indoor museums, winter festivals). Bring a heavy parka, scarf, and gloves.
Should I visit Guam during summer holiday season?
Guam mid-summer (July-August) averages 30°C highs. This is the most expensive season — airfare and hotels peak — but outdoor festivals run at full capacity. Book 3-6 months ahead and prepare for heat.
What's the cheapest month to visit Guam?
January-February is the off-season value window. Pack for cold weather, but museums, restaurants, and Broadway run at normal capacity at low-season pricing.
Why you can trust this guide
Jimmy Kong
TripPick founder · Travel content creator
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.
8+ years analyzing travel data
30+ countries visited
Live exchange rate verified