Moshi (Kilimanjaro) weather in December

December in Moshi: hot, a little rain, with muggy air — a great time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Moshi🇹🇿 Tanzania · East Africa · Trekking79
  1. 78Jan
  2. 78Feb
  3. 71Mar
  4. 72Apr
  5. 82May
  6. 89Jun
  7. 90Jul
  8. 88Aug
  9. 87Sep
  10. 83Oct
  11. 80Nov
  12. 79Dec

#8 of 12 months in Moshi · #491 of 1413 destinations to visit in December · comfort 79/100 (tier B)

Days
28°C
Nights
19°C
Wet days
13
Sun
10.9 h
Humidity
77%
Daylight
12 h
Moshi, Tanzania
Photo: Balazs Simon · Pexels

Traveller notes on Moshi in December

Forum posters describe rains on Kilimanjaro as typically running from mid-October through the end of December, sometimes into January, making December a real transition month rather than clearly wet or dry. Posters are consistent that climbing in December remains entirely workable, with light rain or none at all a real possibility - and when rain does fall, it often arrives in the late afternoon after climbers have already reached camp for the day. Posters describe base-of-mountain temperatures around 21-27C, dropping dramatically to between -7C and -29C at the summit overnight. Posters generally rate late December as a good climbing window, noting it's genuinely busy with holiday climbers, and that early December specifically carries a better chance of catching some lingering rain before the dry season fully sets in.
Tripadvisor community · December · 1 month ago · Read more on Tripadvisor ↗

Other months in Moshi

Moshi-forum reviews on an October visit describe the town as genuinely a favorite for many regulars, posters calling it a sleepier, smaller alternative to nearby Arusha with a considerably nicer atmosphere. Regulars call the town safe and easy to navigate, few hawkers and a real sense of ease reported by walkers exploring on foot. Posters recommend Lake Chala or Lake Duluti alongside waterfalls, hikes, coffee plantation tours and a visit with the Chagga people as strong October activities beyond climbing itself. Regulars call local hot springs and a cooking lesson real additions for anyone with an extra day before or after a Kilimanjaro attempt. Posters recommend choosing Moshi over Arusha for anyone prioritizing a calmer base, several regulars naming this as the deciding factor in their own trip. The record: 27.6C days feeling like 30C, 18.5C nights, 26.6mm across nearly 6 days and 51 percent humidity.
MoshiOctoberRegular · October · 1 month ago · Read more on Tripadvisor ↗
Moshi-forum threads on choosing a Kilimanjaro tour operator describe January as a genuine year-round departure month, posters calling outfitters running scheduled climbs from Moshi in early, mid and late January alongside every other month. Regulars call actual conditions on the mountain variable year to year despite January's reputation as the shorter dry season, one recent season seeing daily precipitation through much of the climb while another ran nearly rain-free. Posters recommend checking a specific operator's recent trip reports rather than assuming the average holds. Regulars call the lower slopes around Moshi reliably warm regardless of what's happening higher up. Posters recommend a reputable operator given how much summit-day success and safety practices vary. Regulars call layering essential, conditions shifting dramatically with each altitude zone. The record: 28.3C days feeling like a punishing 33C, 18.7C nights, 48.7mm across over 9 days and 74 percent humidity.
MoshiJanuaryRegular · January · 1 month ago · Read more on Tripadvisor ↗
Moshi-forum threads on an end-of-March to early-April Kilimanjaro attempt are direct this sits in the region's real off-season for climbing, the southern approach routes running muddy and genuinely tough once heavier systems set in around mid-March. Posters describe April as bringing the year's heaviest totals, conditions on the mountain turning stormy at various altitudes rather than staying confined to lower slopes. Regulars call most operators discouraging an April summit attempt outright, June through October or the shorter January-February window both named as far more reliable. Posters recommend real waterproof gear as absolutely essential for anyone attempting it anyway. Regulars describe Moshi town as staying warm and humid throughout, a real contrast to the harsher conditions higher up. Posters recommend rescheduling if genuinely flexible. The record: 25.8C days feeling like a punishing 30C, 19.7C nights, an extraordinarily high 154.6mm across 25 days and 84 percent humidity.
MoshiAprilRegular · April · 1 month ago · Read more on Tripadvisor ↗
Moshi-forum threads on the best month for weather to climb Kili are consistent September sits within one of the two reliably dry windows for a Kilimanjaro attempt, alongside the earlier January-to-February stretch. Posters describe town-level conditions as comfortably warm through the day, evenings cooling enough for a light layer once the sun drops, genuinely pleasant compared to the intensity found lower on the plains. Regulars are direct the mountain itself creates its own weather system regardless of season, conditions at altitude running dramatically colder and more volatile than anything experienced down in Moshi. Posters call proper high-altitude gear non-negotiable for any summit attempt even during this favorable stretch. Regulars recommend a reputable operator and full acclimatization days regardless of how settled the forecast looks at the gate. The record: 26.4C days feeling like a comfortable 28C, 17.4C nights, a very low 69 percent humidity and 10.4 hours of sun.
MoshiSeptemberRegular · September · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Moshi's card on the map.

Moshi climate normals — December

Daytime high28°C / 82°F🥵 hot
Nighttime low19°C / 67°F
Feels like (high)32°C / 90°F
Rainfall50 mm / 2 in🌦 some rain
Rainy days13 days
Humidity77%💦 very humid
Dew point19°C / 66°F
Sunshine10.9 h/day
Daylight12.3 h
Wind11 km/h / 7 mph
Air quality (US AQI)51🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Moshi in December

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsChristmas and New Year peak, December–January long break in Tanzania, school holidays in 5 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Moshi's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherMoshi's weather peaks June–August, best around July.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Moshi in December

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    The short rains

    1 Nov – 15 Dec · usuallyMonsoon

    Three or four weeks of afternoon rain over the lower forest. The mountain stays climbable and the routes are as empty as they ever get, which is the only argument for it.

  • Holiday

    Christmas and New Year peak

    18 Dec – 5 JanChristmas & New YearCrowdedBook early

    The fortnight around Christmas and New Year is the busiest and dearest stretch of the dry spell between the rains. Hotels, lodges and climbs book out months ahead, and many add festive supplements or minimum stays. Source ↗

  • Season

    Second climbing window

    20 Dec – 10 Mar · usuallyTrail seasonBook early

    Warmer, with the best chance of snow on the crater rim and short showers on the lower routes. Christmas and New Year on the summit are booked out well in advance.

What's on around the world in December →

Nearby, and something's on

Within 300 km of Moshi — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Moshi?

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Moshi in December — FAQ

Is December a good time to visit Moshi?
December in Moshi: hot, a little rain, with muggy air — a great time to visit. It ranks #8 of 12 months for Moshi on SeasonMap's comfort score (79/100).
What is the weather like in Moshi in December?
In December, Moshi averages a daily high of 27.5°C and a low of 19.2°C, with about 50.4 mm of rain over roughly 12.6 rainy days.
What is the air quality in Moshi in December?
Moshi has a mean US Air Quality Index of about 51 in December.

Within 300 km: Amboseli's Migrants on Lake Amboseli around 15 Nov – 31 Mar, and Nairobi's Migrant bird season around 1 Nov – 15 Apr.