Tomorrow's Weather Forecast - Hanover

Tomorrow's weather in Hanover. high 21°C (70°F), low 14°C (57°F). Rainy.

Tomorrow’s Outlook

Tomorrow brings a similar temperature to today. Showers are likely, with rain probability peaking near 43%. That risk lines up with humidity averaging 73% through the day the more moisture in the air, the more readily clouds build into showers. Humidity holds around 73%, giving the air a damp, heavy feel even without much heat behind it. A light breeze near 13 km/h is expected. Sunrise is at 6:50 AM and sunset at 7:43 PM, for about 12h 53m of daylight.

Tomorrow
21°/ 14°
Today21° / 10°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon15°
Rain probability
3%
Wind speed
9 km/h
AfternoonNoon – 6 PM20°
Rain probability
0%
Wind speed
13 km/h
Evening6 PM – Midn19°
Rain probability
43%
Wind speed
10 km/h
NightMidn – 6 AM15°
Rain probability
20%
Wind speed
7 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 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 +21°C

Planning Advice for Tomorrow

Clothing
Light waterproof jacket with an umbrella is a smart choice.
Outdoor
Outdoor plans may need flexibility; showers are likely.
Travel
Wet roads may slow traffic; allow a little extra time.

Sunrise & Sunset

Sunrise
Dawn 6:20 AM
Total Daylight
Full day forecastSolar noon 1:16 PM
Sunset
Dusk 8:13 PM
vs today-4 min daylight
Sunrise shift2 min later
Sunset shift2 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Hanover is forecast to reach a high of 21°C tomorrow, with an overnight low around 14°C. That's 1° above the long-term average high of 20°C for this time of year. It continues a recent pattern — 10 of the last 19 days with published data have run warmer than normal. Expect a fair chance of rain (43% probability) and a gentle breeze averaging 13 km/h. Air quality is currently good (AQI 30), with no notable outdoor health concerns.

Today vs Normal

21°C+1° above normal

The long-term average high for today is 20°C.

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

It continues that pattern - today's forecast is also running above normal.

2026-08-19: 20°C20°2026-08-20: 22°C22°2026-08-21: 22°C22°2026-08-22: 19°C19°2026-08-23: 19°C19°2026-08-24: 21°C21°2026-08-25: 23°C23°2026-08-26: 22°C22°2026-08-27: 27°C27°2026-08-28: 24°C24°2026-08-29: 24°C24°2026-08-30: 22°C22°

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.