Boise

Idaho Weather in April

Average temperatures, rainfall, sunshine and the best places to visit in Idaho, the United States of America in April.

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Boise Coeur d'Alene Idaho Falls Ketchum

Considering a trip to Idaho, the United States of America this April and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Idaho in April

Idaho, the United States of America is a region in the United States of America. April in Idaho generally has temperatures that range from cold to mild, with precipitation levels ranging from low to moderate.

Temperatures

During the day temperatures vary from cold in Stanley at 8°C (46°F) to mild in Lewiston at 17°C (63°F). At night it cools down to 5°C (41°F) in Lewiston and -7°C (19°F) in Stanley.

For a closer look at conditions across Idaho, the United States of America, refer to the map below.

Precipitation

In April, precipitation varies across different areas. From low snow/rainfall in Salmon with an average of 18 mm (0.7 in) to moderate snow/rainfall in Wallace with 86 mm (3.4 in).

Average sunshine

April brings good sunshine to many areas. Boise sees around 283 hours of sunlight, great for visitors looking for bright days.

Explore Idaho by month

Pick a month to see the average temperature, rainfall and sunshine in Idaho — and find the best time to visit. (based on Boise)

January4°C (39°F) February8°C (46°F) March13°C (55°F) April17°C (63°F) May22°C (72°F) June27°C (81°F) This monthJuly34°C (93°F) August32°C (90°F) September27°C (81°F) October19°C (66°F) November10°C (50°F) December4°C (39°F)
Best Time to Visit Idaho →

Best Places to Visit in Idaho in April

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Idaho.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Idaho

What is the weather like in April for some of the most popular destinations in Idaho, the United States of America?

Temperature range in Idaho (April)

Precipitation variation in Idaho (April)

Boise

In April Boise generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« March
April
May »
March
April
May
Max temperature
13°C (55°F)
17°C (63°F)
22°C (72°F)
Min temperature
1°C (34°F)
3°C (37°F)
7°C (45°F)
Monthly sun hours
240 hours
283 hours
333 hours
Monthly rainfall
39 mm (1.5 in)
34 mm (1.3 in)
33 mm (1.3 in)
Monthly rainy days
14 days
10 days
11 days
Weather conditions
unpleasant
tolerable
perfect
Climate in Boise →

Coeur d'Alene

In April Coeur d'Alene generally has moderate temperatures with maximum daytime temperatures around 13°C (55°F), minimum nighttime temperatures around 2°C (36°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

« March
April
May »
March
April
May
Max temperature
9°C (48°F)
13°C (55°F)
19°C (66°F)
Min temperature
-1°C (30°F)
2°C (36°F)
6°C (43°F)
Monthly sun hours
200 hours
242 hours
297 hours
Monthly rainfall
87 mm (3.4 in)
49 mm (1.9 in)
45 mm (1.8 in)
Monthly rainy days
18 days
14 days
12 days
Weather conditions
poor
unpleasant
pleasant
Climate in Coeur d'Alene →

Idaho Falls

In April Idaho Falls generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 0°C (32°F) and low monthly snow/rainfall. So on average the conditions are pleasant that month.

« March
April
May »
March
April
May
Max temperature
8°C (46°F)
14°C (57°F)
19°C (66°F)
Min temperature
-3°C (27°F)
0°C (32°F)
4°C (39°F)
Monthly snow/rainfall
28 mm (1.1 in)
29 mm (1.1 in)
34 mm (1.3 in)
Monthly rainy days
10 days
10 days
10 days
Weather conditions
unpleasant
pleasant
pleasant
Climate in Idaho Falls →

Ketchum

In April Ketchum generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around -3°C (27°F) and moderate monthly snow/rainfall. So on average the conditions are unpleasant that month.

« March
April
May »
March
April
May
Max temperature
6°C (43°F)
11°C (52°F)
16°C (61°F)
Min temperature
-7°C (19°F)
-3°C (27°F)
1°C (34°F)
Monthly snow/rainfall
62 mm (2.4 in)
39 mm (1.5 in)
34 mm (1.3 in)
Monthly rainy days
13 days
9 days
10 days
Weather conditions
poor
unpleasant
tolerable
Climate in Ketchum →

Pocatello

In April Pocatello generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 1°C (34°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« March
April
May »
March
April
May
Max temperature
10°C (50°F)
15°C (59°F)
20°C (68°F)
Min temperature
-2°C (28°F)
1°C (34°F)
5°C (41°F)
Monthly rainfall
40 mm (1.6 in)
34 mm (1.3 in)
38 mm (1.5 in)
Monthly rainy days
11 days
11 days
11 days
Weather conditions
poor
tolerable
perfect
Climate in Pocatello →

Is your destination not in the list? Have a look at all destinations in Idaho, in the United States of America.

Popular cities in April

Day & night temperatures, rainfall and average weather in Idaho in April.

City Weather Day temp Night temp Rainfall
Boise 17°C (63°F) 3°C (37°F) 34 mm (1.3 in)
Coeur d'Alene 13°C (55°F) 2°C (36°F) 49 mm (1.9 in)
Idaho Falls 14°C (57°F) 0°C (32°F) 29 mm (1.1 in)
Ketchum 11°C (52°F) -3°C (27°F) 39 mm (1.5 in)
Pocatello 15°C (59°F) 1°C (34°F) 34 mm (1.3 in)
Island Park 10°C (50°F) -5°C (23°F) 61 mm (2.4 in)

Idaho weather in April: frequently asked questions

What is the weather like in Idaho, the United States of America in April?

In April, Idaho, the United States of America generally has tolerable weather conditions. Boise sees daytime temperatures near 17°C (63°F), with nights cooling to roughly 3°C (37°F).

What is the average temperature in Idaho, the United States of America in April?

Average temperatures in Idaho, the United States of America during April range from a nighttime low near 3°C (37°F) to a daytime high around 17°C (63°F) in Boise.

Does Idaho, the United States of America get a lot of rain in April?

April is on the drier side in Idaho, the United States of America. Boise averages only about 34 mm (1.3 in), with most days staying dry.

Is April a Good Time to Visit Idaho, the United States of America?

Given the typically tolerable weather conditions in Boise, April might be a good time to visit Idaho, the United States of America. However, the weather conditions may vary depending on your destination.

Generally speaking, May, June, September and October provide perfect weather in Boise. On the other hand, the weather in January, July, November and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Idaho.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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