Nampa, ID weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Nampa now
Loading the National Weather Service forecast…
Nampa weather by the hour
Nampa weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Nampa.
This week in Nampa
Sunrise, sunset and moon in Nampa
What is the weather usually like in Nampa?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 93°F average high
- Decembercoldest month · 23°F average low
- 11.0 inprecipitation per year · 280 mm
- 9.7 insnowfall per year · 25 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Nampa: May–June and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station NAMPA SUGAR FACTORY, ID US (USC00106305), adjusted for the elevation of Nampa.
Nampa weather month by month
Sunrise and sunset in Nampa through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:14 AM | 5:37 PM | 9 h 22 min |
| February | 7:42 AM | 6:18 PM | 10 h 35 min |
| March | 7:56 AM | 7:53 PM | 11 h 57 min |
| April | 7:01 AM | 8:31 PM | 13 h 29 min |
| May | 6:19 AM | 9:06 PM | 14 h 46 min |
| June | 6:02 AM | 9:31 PM | 15 h 28 min |
| July | 6:17 AM | 9:27 PM | 15 h 9 min |
| August | 6:49 AM | 8:51 PM | 14 h 1 min |
| September | 7:24 AM | 7:58 PM | 12 h 33 min |
| October | 7:59 AM | 7:04 PM | 11 h 5 min |
| November | 7:39 AM | 5:22 PM | 9 h 43 min |
| December | 8:11 AM | 5:12 PM | 9 h 0 min |
Times for the 15th of each month, local time (America/Boise).
What is the weather like in Nampa?
Nampa has a cold semi-arid climate. The warmest month is July, with an average high of 93°F (34°C), and the coldest is December, with average lows of 23°F (-5°C).
It gets about 11.0 inches (280 mm) of precipitation a year. The wettest month is December and the driest is August. Snow is common: about 10 inches fall in an average year.
The best time to visit Nampa is May–June and September–October. At 2,516 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Nampa
Weather in towns near Nampa
Questions about the weather in Nampa
What is the hottest month in Nampa?
July, with an average high of 93°F (34°C).
What is the coldest month in Nampa?
December, with an average low of 23°F (-5°C).
How much does it rain in Nampa?
About 11.0 inches (280 mm) a year; the wettest month is December.
Does it snow in Nampa?
Yes, about 10 inches of snow fall in an average year.
When is the best time to visit Nampa?
May–June and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Nampa have?
Cold semi-arid (Köppen BSk).
What is the weather like in Nampa in November?
Highs average 51°F and lows 28°F, with about 1.2 inches of precipitation.
What time is sunrise in Nampa?
Around 7:39 AM in mid-November, and sunset around 5:22 PM. Today’s exact times are shown above.
Where does this Nampa weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Nampa.
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