Micronesia Guam Mission
Mission leaders
Christopher K. and Teresa M. Williams
Began service ~July 2025 (three-year terms, “on or about July 1”) · estimated release 2028-07-01 estimate · source: Church Newsroom 2025 · as of October 8, 2026
Mission office
- Office address
- 620 W Route 8, 96913 Barrigada, Guam
- Phone
- Not yet verified
- Not yet verified
- Source
- Unofficial third-party directory (latterdaymissions.com) — may be out of date unofficial — confirm before mailing as of October 8, 2026
Letters & packages
Guam uses U.S. domestic mail; other islands may use USPS domestic rates (Compact) — check with the mission office.
- Your missionary can email weekly on P-day; letters and packages are optional extras.
- Confirm the current mailing address with the mission office or the call packet before sending — offices move.
- Small, padded envelopes usually travel faster and cheaper than boxes; declare contents honestly and avoid restricted items.
- Mail-by dates for holidays and a calendar reminder are in the interactive guide.
Weather & climate
Profile: tropical, very-wet · about 2677 mm of rain a year · wettest months: Aug, Sep, Oct.
Monthly averages
| Avg high | Avg low | Rain | |
|---|---|---|---|
| Jan | 82°F / 28°C | 80°F / 26°C | 93 mm |
| Feb | 82°F / 28°C | 79°F / 26°C | 77 mm |
| Mar | 82°F / 28°C | 80°F / 26°C | 62 mm |
| Apr | 83°F / 28°C | 80°F / 27°C | 89 mm |
| May | 83°F / 29°C | 81°F / 27°C | 136 mm |
| Jun | 84°F / 29°C | 80°F / 27°C | 189 mm |
| Jul | 84°F / 29°C | 80°F / 27°C | 338 mm |
| Aug | 84°F / 29°C | 80°F / 27°C | 426 mm |
| Sep | 84°F / 29°C | 80°F / 27°C | 436 mm |
| Oct | 84°F / 29°C | 80°F / 27°C | 403 mm |
| Nov | 84°F / 29°C | 81°F / 27°C | 229 mm |
| Dec | 84°F / 29°C | 81°F / 27°C | 122 mm |
Monthly averages computed from Open-Meteo historical weather data (2016–2025, ERA5 reanalysis) for a ~1° grid cell near the mission city. Approximate; local altitude and coast effects vary.
Language
English, Chamorro
English uses the Latin alphabet; spelling is irregular, so listen a lot. Accents vary widely by region (US South, Caribbean, Scottish, Australian, Nigerian, etc.).
Assignments can include other languages; your call letter states your language.
Nearby temples
- Tacloban City Philippines Temple — Under construction (18 January 2025) · ~2166 km
The Church in Micronesia
- Official Languages
- English
- Church Membership
- 6,241
- Congregations
- 22 (5 Wards, 17 Branches)
- Number of Missions
- 0
- Operating Temples
- 0
Newsroom Facts & Statistics · updated Fri Mar 06 2026
Practical
- Time zone
- Pacific/Guam
- Currency
- USD
- Country code
- +1
- Organized
- 1 July 1980
Culture & food
- Respect island and clan customs.
- Island time—be patient.
Foods: Red rice, Kelaguen, Fish and coconut
Family groups
- Micronesia Guam Mission (Zarbock) Group
- Micronesia Guam Mission (Return Missionaries) Group
- Micronesia Guam Mission Facebook Group
- Pilipino RMs Micronesia Guam Mission Group
As listed by latterdaymissions.com (unofficial). Groups may be private, renamed, or inactive.
Next steps
Official: Missionary Portal · Missionary resources