15-Day Weather Forecast - Nairobi

15-day weather forecast for Nairobi: temperatures from 13°C (55°F) to 27°C (81°F). Average daily high 26°C (79°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
··
0:00
1:00
2:00
3:00
4:00
5:00
6:00
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00

Temperature · peaks at +25°C

15-Day Temperature Trend

25°15°TodaySep23°16°Tmrw25°16°Sun26°14°Mon26°13°Tue25°16°Wed24°14°Thu25°15°Fri27°14°Sat27°15°Sun27°16°Mon25°16°Tue26°16°Wed26°14°Thu27°16°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +25°/+15°
    feels +24°4.4 mm · 85%17 km/hUV 8 · V.Hi
    06:2618:32
  • Sat, Sep 12Tomorrow
    +23°/+16°
    feels +25°6.9 mm · 96%12 km/hUV 10 · V.Hi
    06:2618:31
  • Sun, Sep 13Sun
    +25°/+16°
    feels +27°4.1 mm · 93%13 km/hUV 10 · V.Hi
    06:2518:31
  • Mon, Sep 14Mon
    +26°/+14°
    feels +27°0.1 mm · 57%13 km/hUV 9 · V.Hi
    06:2518:31
  • Tue, Sep 15Tue
    +26°/+13°
    feels +25°0 mm · 20%13 km/hUV 7 · Hi
    06:2418:30
    Advertisement
  • Wed, Sep 16Wed
    +25°/+16°
    feels +26°9.4 mm · 80%13 km/hUV 4 · Mod
    06:2418:30
  • Thu, Sep 17Thu
    +24°/+14°
    feels +23°0.8 mm · 82%12 km/hUV 10 · V.Hi
    06:2418:30
  • Fri, Sep 18Fri
    +25°/+15°
    feels +25°4.8 mm · 55%10 km/hUV 6 · Hi
    06:2318:29
  • Sat, Sep 19Sat
    +27°/+14°
    feels +26°0 mm · 67%15 km/hUV 7 · Hi
    06:2318:29
  • Sun, Sep 20Sun
    +27°/+15°
    feels +27°0.2 mm · 46%12 km/hUV 10 · V.Hi
    06:2318:29
  • Mon, Sep 21Mon
    +27°/+16°
    feels +28°6.6 mm · 68%11 km/hUV 10 · V.Hi
    06:2218:29
  • Tue, Sep 22Tue
    +25°/+16°
    feels +26°5.6 mm · 75%14 km/hUV 10 · V.Hi
    06:2218:28
  • Wed, Sep 23Wed
    +26°/+16°
    feels +25°2.0 mm · 59%13 km/hUV 10 · V.Hi
    06:2118:28
  • Thu, Sep 24Thu
    +26°/+14°
    feels +26°0 mm · 28%13 km/hUV 10 · V.Hi
    06:2118:28
  • Fri, Sep 25Fri
    +27°/+16°
    feels +26°0.6 mm · 24%13 km/hUV 10 · V.Hi
    06:2118:27

Weather Insight

Nairobi's 15-day outlook ranges from a low of 13°C to a high of 27°C, with an average daytime high near 25°C. That's 3° below the long-term average high of 28°C for this time of year. Air quality is currently good (AQI 37), with no notable outdoor health concerns.

Today vs Normal

25°C-3° below normal

The long-term average high for today is 28°C.

11 of the last 19 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

2026-08-19: 25°C25°2026-08-20: 25°C25°2026-08-21: 27°C27°2026-08-22: 30°C30°2026-08-23: 30°C30°2026-08-24: 30°C30°2026-08-25: 29°C29°2026-08-26: 30°C30°2026-08-27: 28°C28°2026-08-28: 28°C28°2026-08-29: 28°C28°2026-08-30: 25°C25°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Extended Outlook for Nairobi

Over the next 15 days, Nairobi is forecast to see temperatures ranging from 13°C to 28°C, averaging a daily high of 25°C. The extended outlook indicates significant rainfall totalling 45.5 mm spread across 12 days. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.