Chiba Weather in May
May in Chiba sees daytime temperatures around 23°C (73°F) and lows of 16°C (61°F) at night. With around 139 mm (5.5 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Chiba in May
Rain is expected on roughly 16 days, totalling around 139 mm (5.5 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Chiba in May
Temperatures in Chiba in May top out at 23°C (73°F) and drop to 16°C (61°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 16°C (61°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Chiba in May
With about 183 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.If your ideal day consists of dry skies and pleasant temperatures, May and July typically offer the best circumstances for Chiba.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Chiba's climate page.
Chiba Temperature in May
Min Temperature
16°C (61°F)
Max Temperature
23°C (73°F)
Chance of Rain
52%
Precipitation
139 mm (5.5 in)
Rainy days
16 days
Humidity
70%
Sunshine
183 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Chiba typically stay consistent throughout May, with daily highs averaging around 23°C (73°F). Nights are pleasant, with lows typically ranging from 13°C (55°F) to 17°C (63°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Chiba in May
Browse day-by-day weather records for Chiba spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Chiba historical weather extremes in May
Based on 50 years of weather observations in Chiba between 1976 and 2026, these are the recorded extremes.
- The hottest May day on record in Chiba reached 32°C (90°F) (May 18, 2023).
- On May 3, 1976, Chiba saw its coldest May day with temperatures maxing out at 11°C (52°F).
- The coldest night in May in Chiba was on May 2, 1993, with a minimum of 7°C (45°F).
- Peak precipitation in May occurred on May 21, 2019, when 77 mm (3 in) of precipitation was measured.
Best Places in Japan in May
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in May →
perfect weather
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tolerable
unpleasant
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What to Wear in Chiba in May
For Chiba in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Chiba in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Chiba's climate page.
Temperature Rainfall Sunshine Humidity
See the full Chiba climate overview or explore weather in Japan.
