April could be a good time to visit Hilo, as the weather is generally fine. The average high temperature is around +79°F, and there are typically 0 sunny days in April. However, expect about 29 rainy days, and total monthly rainfall of approximately 349 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+79°F
Avg. max. temperature
+61°F
Min.
+88°F
Max.
349 mm
Total precipitation
79%
Avg. humidity
2 m/s
Avg. wind
0 ☀️
Sunny Days
1 ⛅️
Cloudy
29 🌦
Rainy
Our opinion: Hilo has OK weather in April.
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Average temperature in Hilo in April
Here are the expected maximum, average and minimum temperatures in Hilo for April based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in April is +79°F with a maximum of +82°F and a minimum of +63°F.
The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +79°F to +79°F.
Is Hilo warm or cold in April?
Hilo is typically warm in April.
Maximum temperatures go up compared to the previous month from +79°F to +79°F. The minimum temperature also goes up from +66°F to +68°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how April is compared to other months in Hilo:
Climate in Hilo in April
Hilo weather looks like this, on average, in April and the surrounding months.
March
April
May
Avg. temperature
+79°F
+79°F
+81°F
Min. temperature
+61°F
+61°F
+63°F
Max. temperature
+88°F
+88°F
+93°F
Rainfall
400 mm
349 mm
258 mm
Wind
2 m/s
2 m/s
2 m/s
Humidity
78%
79%
78%
Air pressure
1017 HPa
1017 HPa
1017 HPa
Sunny days
1
0
0
Cloudy days
2
1
2
Rainy days
28
29
29
Snowy days
0
0
0
April weather is still as ok as in March.The temperature levels stay the same in the area of +79°F for average maximum temperature during the day.As April arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 400 mm to 349 mm.Humidity rises from 78% to 79%.The average wind speed doesn’t change much during April, staying around 2 m/s.The days becoming less sunny, going from 1 sunny days in March to 0 in April.
Wind speed in Hilo in April based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Hilo is gradually decreasing during April, going from 3 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during April in Hilo based on historical data.
Last Year
Historical Data
Total precipitation in April is about 315 mm, with a 90% chance of rain on a typical day. The maximum amount of rainfall per day is around 70 mm, which is considered heavy rain.April is a pretty wet month with over 27 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
April is one of the rainiest months in Hilo, here is a comparison with other months, total mm:
Hilo wettest month is March, where a typical day has a 90% chance of precipitation and 400 mm of rainfall per day. June, on the other hand, is the driest month with a mere 97% chance of precipitation and 228 mm of rainfall per day.
How was the weather last April in Hilo?
This is the weather in Hilo in April 2024:
1 April
☁️
+78°F
2 April
🌧️
+80°F
3 April
🌫️
+78°F
4 April
🌧️
+77°F
5 April
🌧️
+75°F
6 April
☁️
+78°F
7 April
🌧️
+76°F
8 April
🌧️
+77°F
9 April
☀️
+80°F
10 April
🌧️
+80°F
11 April
🌧️
+80°F
12 April
🌧️
+78°F
13 April
🌧️
+77°F
14 April
☀️
+79°F
15 April
☁️
+80°F
16 April
🌧️
+80°F
17 April
🌧️
+81°F
18 April
☀️
+81°F
19 April
🌧️
+78°F
20 April
🌧️
+82°F
21 April
🌧️
+81°F
22 April
🌧️
+83°F
23 April
🌧️
+81°F
24 April
☁️
+82°F
25 April
☀️
+82°F
26 April
☀️
+81°F
27 April
☁️
+81°F
28 April
☀️
+83°F
29 April
🌧️
+82°F
30 April
🌧️
+80°F
In April 2024 Hilo had 6 sunny days, 5 cloudy days, and 18 rainy days. The average maximum temperature was +79°F, with an absolute maximum of +82°F and a minimum of +75°F. The average humidity was 83%, with a maximum of 100% and a minimum of 55%. The average wind speed was 3 m/s, with a maximum of 14 m/s and a minimum of 0 m/s.
Are you planning a trip in April?
Climate Change Over the Years
This is how Hilo climate has changed over the last 43 years.
The climate in Hilo in April has not changed that much over the last 43 years.
The average temperature was the lowest in 1999 (+79°F) and the highest in 2015 (+83°F). The driest year was 1983 with only 1515 mm of rainfall, and the wettest year was 1990 with 6234 mm.
FAQ
Frequently asked questions about the weather in Hilo in April:
Is April a good time to visit Hilo?
It’s always a good time to visit Hilo, but the weather is changeable in April, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Hilo in April?
April is warm in Hilo. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Is Hilo rainy in April?
Hilo is often rainy in April. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Hilo in April?
Usually, it’s not very sunny in Hilo in April, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Hilo, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
