Cities / United States / New Hampshire

19°

☁️ Grantham weather

Overcast. .

Feels like 18° Wind 11 km/h SE Humidity 68% Pressure 1019 hPa UV 0 Air Good ☀ 06:13 - 19:22

Right now it is 19° in Grantham with overcast skies and today's high is 19° with an overnight low of 15°. The sun rises at 06:13 and sets at 19:22, giving 13h 09m of daylight. Over the coming week highs range from 19° to 25°.

Grantham is in New Hampshire, United States, sitting 288 m above sea level, with a population of about 2,000. Local time is America/New_York (UTC−4), and every time on this page is shown in it.

Next 24 hours - temperature

14° 20° 25° 25° 15° 17:00 · 19.3° · 0 mm 18:00 · 18.8° · 0 mm 19:00 · 17.5° · 0 mm 20:00 · 17° · 0 mm 21:00 · 16.4° · 0 mm 22:00 · 15.6° · 0 mm 23:00 · 15.3° · 0 mm 00:00 · 15.3° · 0 mm 01:00 · 15.1° · 0 mm 02:00 · 14.9° · 0 mm 03:00 · 15° · 0 mm 04:00 · 14.9° · 0 mm 05:00 · 14.7° · 0 mm 06:00 · 14.5° · 18.7 mm 07:00 · 14.8° · 0 mm 08:00 · 15.6° · 0 mm 09:00 · 16.6° · 0.4 mm 10:00 · 17.9° · 0 mm 11:00 · 20.7° · 0 mm 12:00 · 19.7° · 0 mm 13:00 · 21.2° · 0 mm 14:00 · 22.9° · 0 mm 15:00 · 24° · 0 mm 16:00 · 24.9° · 0 mm

Precipitation

17:00 · 0 mm 17:00 18:00 · 0 mm 19:00 · 0 mm 20:00 · 0 mm 20:00 21:00 · 0 mm 22:00 · 0 mm 23:00 · 0 mm 23:00 00:00 · 0 mm 01:00 · 0 mm 02:00 · 0 mm 02:00 03:00 · 0 mm 04:00 · 0 mm 05:00 · 0 mm 05:00 06:00 · 18.7 mm 07:00 · 0 mm 08:00 · 0 mm 08:00 09:00 · 0.4 mm 10:00 · 0 mm 11:00 · 0 mm 11:00 12:00 · 0 mm 13:00 · 0 mm 14:00 · 0 mm 14:00 15:00 · 0 mm 16:00 · 0 mm

Hour by hour

TIMETEMPFEELSRAINCONDITIONS
17:00 ☁️ 19.3° 17.9° - Overcast
18:00 ☁️ 18.8° 17.7° - Overcast
19:00 ☁️ 17.5° 16.6° - Overcast
20:00 ☁️ 17° 16.4° - Overcast
21:00 ☁️ 16.4° 15.3° - Overcast
22:00 ☁️ 15.6° 14.6° - Overcast
23:00 ⛅ 15.3° 14° - Partly cloudy
00:00 ☁️ 15.3° 13.9° - Overcast
01:00 ☁️ 15.1° 14.1° - Overcast
02:00 ☁️ 14.9° 14° - Overcast
03:00 ☁️ 15° 13.7° - Overcast
04:00 ☁️ 14.9° 13.6° - Overcast

Next 16 days

Today☁️ 19°15° Thu 3🌧️ 25°15°19.1mm Fri 4☁️ 25°13° Sat 5🌧️ 19°11°4.2mm Sun 6🌧️ 21°11°6.7mm Mon 7☀️ 24°8° Tue 8☁️ 23°11° Wed 9☀️ 22°12° Thu 10🌦️ 20°13°3.3mm Fri 11☁️ 17°12° Sat 12☁️ 20°10° Sun 13☁️ 20°11° Mon 14🌧️ 26°12°12.9mm Tue 15⛅ 27°13° Wed 16☀️ 26°11° Thu 17☀️ 21°10°
☁️ TodaySeptember 2nd Avg 17° Low 15° at 08:00 High 19° at 17:00 Wind ~13 km/h
Cloudy Cloudy
00:00 17°
02:00 17°
04:00 16°
06:00 16°
08:00 15°
10:00 17°
12:00 19°
14:00 17°
16:00 19°
18:00 19°
20:00 17°
22:00 16°
🌧️ ThursdaySeptember 3rd Avg 19° Low 15° at 06:00 High 25° at 16:00 19.1 mm rain Feels 28° Wind ~12 km/h
Cloudy Cloudy Clear
00:00 15°
02:00 15°
04:00 15°
06:00 15° 18.7mm
08:00 16°
10:00 18°
12:00 20°
14:00 23°
16:00 25°
18:00 24°
20:00 21°
22:00 19°
☁️ FridaySeptember 4th Avg 19° Low 13° at 23:00 High 25° at 13:00 Feels 23° Wind ~15 km/h
Cloudy Cloudy
00:00 18°
02:00 17°
04:00 16°
06:00 15°
08:00 17°
10:00 21°
12:00 23° 0.03mm
14:00 23°
16:00 23°
18:00 22°
20:00 18°
22:00 14°
🌧️ SaturdaySeptember 5th Avg 14° Low 11° at 06:00 High 19° at 14:00 4.2 mm rain Wind ~14 km/h
Clear Cloudy Rain
00:00 13°
02:00 12°
04:00 11°
06:00 11°
08:00 13°
10:00 17°
12:00 18°
14:00 19° 0.2mm
16:00 18° 0.7mm
18:00 14° 0.8mm
20:00 13° 0.1mm
22:00 12° 0.1mm
🌧️ SundaySeptember 6th Avg 15° Low 11° at 23:00 High 21° at 15:00 6.7 mm rain Feels 16° Wind ~19 km/h
Rain Clear Cloudy Clear
00:00 12°
02:00 11° 0.6mm
04:00 11° 3mm
06:00 11°
08:00 12°
10:00 15°
12:00 19°
14:00 21°
16:00 21°
18:00 18°
20:00 15°
22:00 11°
☀️ MondaySeptember 7th Avg 15° Low 8° at 06:00 High 24° at 16:00 Feels 21° Wind ~15 km/h
Clear
00:00 10°
02:00 10°
04:00 9°
06:00 8°
08:00 12°
10:00 18°
12:00 22°
14:00 24°
16:00 24°
18:00 21°
20:00 15°
22:00 13°
☁️ TuesdaySeptember 8th Avg 17° Low 11° at 04:00 High 23° at 13:00 Feels 21° Wind ~17 km/h
Cloudy
00:00 12°
02:00 11°
04:00 11°
06:00 12°
08:00 14°
10:00 20°
12:00 23°
14:00 23°
16:00 22°
18:00 19°
20:00 17°
22:00 16°
☀️ WednesdaySeptember 9th Avg 17° Low 12° at 05:00 High 22° at 12:00 Wind ~6 km/h
Cloudy Clear Cloudy
00:00 16°
02:00 15°
04:00 13°
06:00 12°
08:00 14°
10:00 19°
12:00 22°
14:00 22°
16:00 20°
18:00 18°
20:00 17°
22:00 15°
🌦️ ThursdaySeptember 10th Avg 16° Low 13° at 01:00 High 20° at 11:00 3.3 mm rain Wind ~12 km/h
Clear Cloudy Rain
00:00 13°
02:00 13°
04:00 14°
06:00 15°
08:00 16°
10:00 19°
12:00 20° 0.5mm
14:00 18° 0.5mm
16:00 18° 0.3mm
18:00 17° 0.2mm
20:00 17° 0.2mm
22:00 17° 0.1mm
☁️ FridaySeptember 11th Avg 14° Low 12° at 23:00 High 17° at 15:00 Wind ~21 km/h
Partly Cloudy Cloudy
00:00 16°
02:00 14°
04:00 13°
06:00 13°
08:00 13°
10:00 14°
12:00 15°
14:00 17°
16:00 16°
18:00 16°
20:00 15°
22:00 13°
☁️ SaturdaySeptember 12th Avg 15° Low 10° at 04:00 High 20° at 14:00 Wind ~6 km/h
Partly Cloudy Clear Cloudy
00:00 12°
02:00 11°
04:00 10°
06:00 11°
08:00 12°
10:00 15°
12:00 18°
14:00 20°
16:00 19°
18:00 17°
20:00 15°
22:00 15°
☁️ SundaySeptember 13th Avg 15° Low 11° at 04:00 High 20° at 16:00 Wind ~10 km/h
Cloudy Clear
00:00 13°
02:00 11°
04:00 11°
06:00 11°
08:00 12°
10:00 16°
12:00 18°
14:00 19°
16:00 20°
18:00 19°
20:00 16°
22:00 14°
🌧️ MondaySeptember 14th Avg 18° Low 12° at 03:00 High 26° at 16:00 12.9 mm rain Wind ~12 km/h
Clear Rain
00:00 12°
02:00 12°
04:00 12°
06:00 13° 0.2mm
08:00 15° 0.2mm
10:00 17° 1mm
12:00 21° 0.1mm
14:00 25° 0.1mm
16:00 26° 0.1mm
18:00 24° 2.4mm
20:00 20° 2.4mm
22:00 20° 0.5mm
⛅ TuesdaySeptember 15th Avg 20° Low 13° at 23:00 High 27° at 14:00 Feels 25° Wind ~13 km/h
Partly Cloudy Cloudy Clear Partly Cloudy Cloudy
00:00 19°
02:00 19°
04:00 18°
06:00 18°
08:00 19°
10:00 23°
12:00 26°
14:00 27°
16:00 25°
18:00 21°
20:00 16°
22:00 14°
☀️ WednesdaySeptember 16th Avg 18° Low 11° at 04:00 High 26° at 14:00 Feels 23° Wind ~18 km/h
Clear Partly Cloudy
00:00 13°
02:00 12°
04:00 11°
06:00 12°
08:00 15°
10:00 20°
12:00 24°
14:00 26°
16:00 25°
18:00 22°
20:00 18°
22:00 15°
☀️ ThursdaySeptember 17th Avg 15° Low 10° at 05:00 High 21° at 15:00 Feels 17° Wind ~19 km/h
Clear
00:00 13°
02:00 12°
04:00 10°
06:00 11°
08:00 12°
10:00 17°
12:00 20°
14:00 21°
16:00 21°
18:00 18°
20:00 13°
22:00 12°

Sun

☀️ Sunrise 06:13 · Sunset 19:22

13h 09m of daylight · America/New_York

Air quality

PM2.5 9.7 µg/m³ - Good

No reason to change your plans - open the windows.

Source: Copernicus CAMS, updated hourly.

Nearby

East Grantham · 1.6 km Eastman · 3.2 km North Grantham · 4.4 km Croydon · 4.8 km Washburn Corner · 6 km West Springfield · 6.5 km

Tools for Grantham

☔ Will it rain today? 🌅 Sunrise & sunset 🫁 Air quality 📼 Weather on this day

Common questions about Grantham weather

Will it rain in Grantham today?

No rain is in the forecast for Grantham today.

What is the temperature in Grantham right now?

It is 19° in Grantham right now. Today runs between a low of 15° and a high of 19°.

What time is sunrise and sunset in Grantham?

The sun rises at 06:13 and sets at 19:22 local time in Grantham today, giving 13h 09m of daylight.

What is the air quality in Grantham?

PM2.5 in Grantham is currently 9.7 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.

How accurate is the Grantham forecast, and how far ahead does it go?

This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Grantham best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.

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