Merrimack, NH 03054 Hourly Weather

Hillsborough County12:18 AM EDT42.87°N, 71.51°W

Next 48 hours

12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Sun Oct 25 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM 30° 40° 50° 60° %
TemperatureFeels likeChance of precipitationNight
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 36° 36° 0% 0.00 in Calm 72% 28° 3% 0
1 AM Mostly Clear 35° 35° 0% 0.00 in Calm 75% 28° 6% 0
2 AM Mostly Clear 34° 34° 0% 0.00 in Calm 78% 28° 15% 0
3 AM Mostly Clear 33° 33° 0% 0.00 in Calm 82% 28° 22% 0
4 AM Partly Cloudy 30° 30° 0% 0.00 in Calm 88% 27° 38% 0
5 AM Partly Cloudy 29° 29° 0% 0.00 in Calm 92% 27° 36% 0
6 AM Mostly Sunny 28° 28° 0% 0.00 in Calm 96% 27° 38% 0
7 AM Mostly Sunny 29° 29° 0% 0.00 in Calm 92% 27° 33% 0
8 AM Mostly Sunny 29° 29° 0% 0.00 in Calm 92% 27° 28% 0
9 AM Sunny 36° 36° 0% 0.00 in Calm 75% 29° 11% 1
10 AM Sunny 44° 44° 0% 0.00 in Calm 57% 30° 15% 2
11 AM Sunny 50° 50° 0% 0.00 in Calm 50% 32° 3% 2
12 PM Sunny 54° 54° 0% 0.00 in Calm 41% 31° 4% 3
1 PM Sunny 57° 57° 0% 0.00 in Calm 34% 29° 5% 3
2 PM Sunny 59° 59° 0% 0.00 in Calm 30% 28° 4% 2
3 PM Sunny 59° 59° 0% 0.00 in Calm 30% 28° 3% 1
4 PM Sunny 59° 59° 0% 0.00 in Calm 32% 29° 1% 1
5 PM Sunny 58° 58° 0% 0.00 in Calm 36% 31° 0% 0
6 PM Clear 54° 54° 0% 0.00 in Calm 41% 31° 0% 0
7 PM Clear 50° 50° 0% 0.00 in Calm 48% 31° 1% 0
8 PM Clear 45° 45° 0% 0.00 in Calm 58% 31° 1% 0
9 PM Clear 42° 42° 0% 0.00 in Calm 65% 31° 0% 0
10 PM Clear 39° 39° 0% 0.00 in Calm 73% 31° 1% 0
11 PM Clear 38° 38° 0% 0.00 in Calm 73% 30° 0% 0
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 37° 37° 0% 0.00 in Calm 75% 30° 1% 0
1 AM Clear 36° 36° 0% 0.00 in Calm 75% 29° 1% 0
2 AM Clear 34° 34° 0% 0.00 in Calm 82% 29° 1% 0
3 AM Clear 33° 33° 0% 0.00 in Calm 85% 29° 3% 0
4 AM Clear 32° 32° 0% 0.00 in Calm 88% 29° 5% 0
5 AM Clear 32° 32° 0% 0.00 in Calm 85% 28° 5% 0
6 AM Sunny 31° 31° 0% 0.00 in Calm 88% 28° 5% 0
7 AM Sunny 31° 31° 0% 0.00 in Calm 92% 29° 3% 0
8 AM Sunny 31° 31° 0% 0.00 in Calm 92% 29° 1% 0
9 AM Sunny 40° 40° 0% 0.00 in Calm 73% 32° 0% 1
10 AM Sunny 47° 47° 0% 0.00 in Calm 58% 33° 0% 2
11 AM Sunny 54° 54° 0% 0.00 in Calm 45% 33° 0% 3
12 PM Sunny 59° 59° 0% 0.00 in Calm 39% 34° 1% 3
1 PM Sunny 63° 63° 0% 0.00 in Calm 34% 34° 1% 3
2 PM Sunny 64° 64° 0% 0.00 in Calm 32% 34° 2% 2
3 PM Sunny 65° 65° 0% 0.00 in Calm 34% 36° 2% 1
4 PM Sunny 64° 64° 0% 0.00 in Calm 38% 38° 1% 1
5 PM Sunny 61° 61° 0% 0.00 in Calm 46% 40° 1% 0
6 PM Clear 57° 57° 0% 0.00 in Calm 51% 39° 1% 0
7 PM Clear 52° 52° 0% 0.00 in Calm 59% 38° 1% 0
8 PM Clear 47° 47° 0% 0.00 in Calm 68% 37° 1% 0
9 PM Clear 44° 44° 0% 0.00 in Calm 73% 36° 1% 0
10 PM Clear 42° 42° 0% 0.00 in Calm 76% 35° 1% 0
11 PM Clear 41° 41° 0% 0.00 in Calm 79% 35° 1% 0
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 40° 40° 0% 0.00 in Calm 79% 34° 2% 0
1 AM Clear 38° 38° 0% 0.00 in Calm 85% 34° 2% 0
2 AM Clear 38° 38° 0% 0.00 in Calm 82% 33° 3% 0
3 AM Clear 37° 37° 0% 0.00 in Calm 89% 34° 4% 0
4 AM Mostly Clear 37° 37° 0% 0.00 in Calm 92% 35° 6% 0
5 AM Mostly Clear 36° 36° 0% 0.00 in Calm 96% 35° 7% 0
6 AM Sunny 35° 35° 0% 0.00 in Calm 100% 35° 7% 0
7 AM Sunny 35° 35° 0% 0.00 in Calm 96% 34° 7% 0
8 AM Sunny 37° 37° 0% 0.00 in Calm 92% 35° 7% 0
9 AM Sunny 43° 43° 0% 0.00 in Calm 79% 37° 7% 1
10 AM Sunny 51° 51° 0% 0.00 in Calm 66% 40° 7% 2
11 AM Sunny 58° 58° 0% 0.00 in Calm 55% 42° 7% 3
12 PM Sunny 63° 63° 0% 0.00 in Calm 48% 43° 7% 3
1 PM Sunny 66° 66° 0% 0.00 in Calm 43% 43° 8% 3
2 PM Sunny 68° 68° 0% 0.00 in W 5 40% 43° 8% 3
3 PM Sunny 68° 68° 0% 0.00 in W 5 43% 45° 7% –
4 PM Sunny 67° 67° 0% 0.00 in Calm 49% 47° 6% –
5 PM Sunny 65° 65° 0% 0.00 in Calm 54% 48° 5% –
6 PM Mostly Clear 62° 62° 0% 0.00 in Calm 60% 48° 7% –
7 PM Mostly Clear 58° 58° 0% 0.00 in Calm 69% 48° 10% –
8 PM Mostly Clear 56° 56° 0% – Calm 72% 47° 12% –
9 PM Mostly Clear 53° 53° 0% – Calm 77% 46° 12% –
10 PM Mostly Clear 50° 50° 0% – Calm 86% 46° 12% –
11 PM Mostly Clear 48° 48° 0% – Calm 89% 45° 12% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 47° 47° 0% – Calm 89% 44° 12% –
1 AM Mostly Clear 46° 45° 0% – NW 5 86% 42° 12% –
2 AM Partly Cloudy 45° 44° 0% – NW 5 86% 41° 28% –
3 AM Partly Cloudy 44° 42° 0% – NW 5 86% 40° 28% –
4 AM Partly Cloudy 42° 40° 0% – NW 5 89% 39° 28% –
5 AM Partly Cloudy 41° 39° 0% – NW 5 89% 38° 28% –
6 AM Mostly Sunny 40° 38° 0% – NW 5 89% 37° 28% –
7 AM Mostly Sunny 39° 36° 0% – N 5 89% 36° 28% –
8 AM Sunny 39° 36° 0% – N 5 85% 35° 17% –
9 AM Sunny 42° 39° 0% – N 5 76% 35° 17% –
10 AM Sunny 45° 43° 0% – N 5 70% 36° 17% –
11 AM Sunny 49° 47° 0% – N 5 61% 36° 17% –
12 PM Sunny 51° 51° 0% – N 5 54% 35° 17% –
1 PM Sunny 53° 53° 0% – N 5 46% 33° 17% –
2 PM Sunny 54° 54° 0% – N 5 43% 32° 15% –
3 PM Sunny 55° 55° 0% – N 5 40% 31° 15% –
4 PM Sunny 55° 55° 0% – N 5 40% 31° 15% –
5 PM Sunny 54° 54° 0% – N 5 41% 31° 15% –
6 PM Mostly Clear 51° 51° 0% – N 5 46% 31° 15% –
7 PM Mostly Clear 47° 47° 0% – Calm 53% 31° 15% –
8 PM Mostly Clear 43° 43° 0% – Calm 62% 31° 10% –
9 PM Mostly Clear 39° 39° 0% – Calm 70% 30° 10% –
10 PM Mostly Clear 36° 36° 0% – Calm 79% 30° 10% –
11 PM Mostly Clear 34° 34° 0% – Calm 82% 29° 10% –
Wednesday, October 2824 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 33° 33° 0% – Calm 85% 29° 10% –
1 AM Mostly Clear 32° 32° 0% – Calm 85% 28° 10% –
2 AM Mostly Clear 32° 32° 1% – Calm 85% 28° 17% –
3 AM Mostly Clear 31° 31° 1% – Calm 88% 28° 17% –
4 AM Mostly Clear 31° 31° 1% – Calm 85% 27° 17% –
5 AM Mostly Clear 30° 30° 1% – Calm 88% 27° 17% –
6 AM Sunny 29° 29° 1% – Calm 92% 27° 17% –
7 AM Sunny 29° 29° 1% – Calm 92% 27° 17% –
8 AM Sunny 30° 30° 1% – Calm 92% 28° 23% –
9 AM Sunny 35° 35° 0% – Calm 82% 30° 23% –
10 AM Sunny 41° 41° 0% – Calm 70% 32° 23% –
11 AM Sunny 46° 46° 0% – Calm 60% 33° 23% –
12 PM Sunny 49° 49° 0% – Calm 54% 33° 23% –
1 PM Sunny 52° 52° 0% – Calm 48% 33° 23% –
2 PM Mostly Sunny 53° 53° 0% – Calm 46% 33° 37% –
3 PM Mostly Sunny 54° 54° 0% – Calm 46% 34° 37% –
4 PM Mostly Sunny 55° 55° 0% – Calm 45% 34° 37% –
5 PM Mostly Sunny 54° 54° 0% – Calm 48% 35° 37% –
6 PM Partly Cloudy 51° 51° 0% – Calm 56% 36° 37% –
7 PM Partly Cloudy 48° 48° 0% – Calm 65% 37° 37% –
8 PM Partly Cloudy 44° 44° 0% – Calm 76% 37° 40% –
9 PM Partly Cloudy 41° 41° 0% – Calm 85% 37° 40% –
10 PM Partly Cloudy 39° 39° 0% – Calm 89% 36° 40% –
11 PM Partly Cloudy 37° 37° 0% – Calm 96% 36° 40% –
Thursday, October 2924 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 36° 36° 0% – Calm 100% 36° 40% –
1 AM Partly Cloudy 36° 36° 0% – Calm 100% 36° 40% –
2 AM Partly Cloudy 36° 36° 2% – Calm 100% 36° 44% –
3 AM Partly Cloudy 36° 36° 2% – Calm 100% 36° 44% –
4 AM Partly Cloudy 37° 37° 3% – Calm 100% 37° 44% –
5 AM Partly Cloudy 37° 37° 3% – Calm 100% 37° 44% –
6 AM Mostly Sunny 36° 36° 3% – Calm 100% 36° 44% –
7 AM Mostly Sunny 36° 36° 3% – Calm 100% 36° 44% –
8 AM Mostly Sunny 37° 37° 2% – Calm 100% 37° 35% –
9 AM Mostly Sunny 41° 41° 2% – Calm 92% 39° 35% –
10 AM Mostly Sunny 47° 47° 2% – Calm 83% 42° 35% –
11 AM Mostly Sunny 52° 52° 2% – SW 5 77% 45° 35% –
12 PM Mostly Sunny 56° 56° 2% – SW 5 69% 46° 35% –
1 PM Mostly Sunny 58° 58° 1% – SW 5 G12 67% 47° 35% –
2 PM Mostly Sunny 60° 60° 1% – SW 5 G14 62% 47° 33% –
3 PM Mostly Sunny 61° 61° 1% – SW 5 G14 60% 47° 33% –
4 PM Mostly Sunny 62° 62° 1% – SW 5 G14 60% 48° 33% –
5 PM Mostly Sunny 61° 61° 1% – SW 5 G12 62% 48° 33% –
6 PM Partly Cloudy 59° 59° 1% – SW 5 G12 67% 48° 33% –
7 PM Partly Cloudy 56° 56° 1% – SW 5 74% 48° 33% –
8 PM Mostly Clear 53° 53° 3% – SW 5 83% 48° 23% –
9 PM Mostly Clear 51° 51° 4% – SW 5 89% 48° 23% –
10 PM Mostly Clear 48° 47° 4% – SW 5 96% 47° 23% –
11 PM Mostly Clear 47° 46° 4% – SW 5 100% 47° 23% –
Friday, October 3011 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 47° 46° 4% – SW 5 100% 47° 23% –
1 AM Mostly Clear 47° 47° 4% – Calm 100% 47° 23% –
2 AM Partly Cloudy 47° 47° 7% – Calm 100% 47° 35% –
3 AM Partly Cloudy 47° 47° 7% – Calm 100% 47° 35% –
4 AM Partly Cloudy 46° 45° 8% – SW 5 100% 46° 35% –
5 AM Partly Cloudy 46° 45° 8% – SW 5 100% 46° 35% –
6 AM Mostly Sunny 45° 44° 8% – SW 5 100% 45° 35% –
7 AM Mostly Sunny 45° 44° 8% – W 5 100% 45° 35% –
8 AM Mostly Sunny 46° 45° 5% – W 5 100% 46° 28% –
9 AM Mostly Sunny 49° 47° 5% – W 5 93% 47° 28% –
10 AM Mostly Sunny 53° 53° 4% – W 5 86% 49° 28% –

National Weather Service forecast updated 4 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.